{"transactions":[{"id":112643,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2019-09-20T23:40:38.000Z","date":"2019-09-18","kind":"tax_withholding","acquired":false,"shares":5317,"price":292.43,"value":1554850.31,"ownership":{"direct":true},"balance_after":8193,"source":{"system":"sec-edgar","filing":"0001209191-19-050392","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919119050392/doc4.xml","form_type":"4"}},{"id":112642,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2019-09-20T23:40:38.000Z","date":"2019-09-18","kind":"grant","acquired":true,"shares":13510,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Grant was initially made in October 2018 subject to performance conditions concerning fiscal 2019, which have been deemed satisfied by the Compensation Committee of the Board of Directors. The shares of restricted stock subject to performance conditions vest ratably over a four year period from satisfaction based on continued employment with the Company. In addition, under the Stock Incentive Plan, long term employees are eligible for accelerated vesting upon the anniversary of their 25th, 30th and 35th years of service."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Not applicable. Grant of Restricted Stock Units."}],"balance_after":13510,"source":{"system":"sec-edgar","filing":"0001209191-19-050392","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919119050392/doc4.xml","form_type":"4"}},{"id":117665,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2019-04-05T23:47:17.000Z","date":"2018-10-15","kind":"gift","acquired":false,"shares":320,"ownership":{"direct":false,"nature":"Lazarus Family Trust"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Personal gift."}],"balance_after":48949,"source":{"system":"sec-edgar","filing":"0001209191-19-023908","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919119023908/doc4.xml","form_type":"4"}},{"id":117664,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2019-04-05T23:47:17.000Z","date":"2019-04-02","kind":"tax_withholding","acquired":false,"shares":1960,"price":240.5,"value":471380.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This transaction is a withholding by the Company for taxes in connection with the vesting of previously granted restricted stock units. The price represents the closing market price of Costco common stock on NASDAQ on April 2, 2019."}],"balance_after":8532,"source":{"system":"sec-edgar","filing":"0001209191-19-023908","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919119023908/doc4.xml","form_type":"4"}},{"id":117663,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2019-04-05T23:47:17.000Z","date":"2019-04-02","kind":"tax_withholding","acquired":false,"shares":1571,"price":240.5,"value":377825.5,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This transaction is a withholding by the Company for taxes in connection with the vesting of previously granted restricted stock units. The price represents the closing market price of Costco common stock on NASDAQ on April 2, 2019."}],"balance_after":10492,"source":{"system":"sec-edgar","filing":"0001209191-19-023908","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919119023908/doc4.xml","form_type":"4"}},{"id":117662,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2019-04-05T23:47:17.000Z","date":"2019-04-02","kind":"tax_withholding","acquired":false,"shares":618,"price":240.5,"value":148629.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This transaction is a withholding by the Company for taxes in connection with the vesting of previously granted restricted stock units. The price represents the closing market price of Costco common stock on NASDAQ on April 2, 2019."}],"balance_after":12063,"source":{"system":"sec-edgar","filing":"0001209191-19-023908","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919119023908/doc4.xml","form_type":"4"}},{"id":117661,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2019-04-05T23:47:17.000Z","date":"2019-04-02","kind":"tax_withholding","acquired":false,"shares":374,"price":240.5,"value":89947.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This transaction is a withholding by the Company for taxes in connection with the vesting of previously granted restricted stock units. The price represents the closing market price of Costco common stock on NASDAQ on April 2, 2019."}],"balance_after":12681,"source":{"system":"sec-edgar","filing":"0001209191-19-023908","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919119023908/doc4.xml","form_type":"4"}},{"id":123480,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2018-10-30T22:28:53.000Z","date":"2018-10-02","kind":"grant","acquired":true,"shares":18680,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Reported incorrect number of shares in previous filing."},{"field":"shares","element":"transactionShares","label":"F2","text":"Grant was initially made in October 2017 subject to performance conditions concerning fiscal 2018, which have been deemed satisfied by the Compensation Committee of the Board of Directors. The shares of restricted stock subject to performance conditions vest ratably over a four year period from satisfaction based on continued employment with the Company. In addition, under the Stock Incentive Plan, long term employees are eligible for accelerated vesting upon the anniversary of their 25th, 30th and 35th years of service."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"Not applicable. Grant of Restricted Stock Units."}],"balance_after":32377,"source":{"system":"sec-edgar","filing":"0001209191-18-056555","document":"doc4a.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919118056555/doc4a.xml","form_type":"4/A","original_submission_date":"2018-10-04"}},{"id":123560,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2018-10-26T17:37:15.000Z","date":"2018-10-25","kind":"sale","acquired":false,"shares":23000,"price":226.7589,"value":5215454.7,"ownership":{"direct":false,"nature":"Lazarus Family Trust"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price shown is a weighted average sale price for shares sold in multiple transactions; the sale prices ranged from $225.71 to $227.39 per share.  The reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares sold at each price within the range."}],"balance_after":30432,"source":{"system":"sec-edgar","filing":"0001209191-18-056271","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919118056271/doc4.xml","form_type":"4"}},{"id":123634,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2018-10-24T22:30:43.000Z","date":"2018-10-24","kind":"other","acquired":true,"shares":4163,"ownership":{"direct":false,"nature":"Lazarus Family Trust"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Transfer from direct to indirect."}],"balance_after":53432,"source":{"system":"sec-edgar","filing":"0001209191-18-056105","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919118056105/doc4.xml","form_type":"4"}},{"id":123633,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2018-10-24T22:30:43.000Z","date":"2018-10-12","kind":"other","acquired":true,"shares":8188,"ownership":{"direct":false,"nature":"Lazarus Family Trust"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Transfer from direct to indirect."}],"balance_after":49269,"source":{"system":"sec-edgar","filing":"0001209191-18-056105","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919118056105/doc4.xml","form_type":"4"}},{"id":123632,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2018-10-24T22:30:43.000Z","date":"2018-10-24","kind":"other","acquired":false,"shares":4163,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Transfer from direct to indirect."}],"balance_after":6830,"source":{"system":"sec-edgar","filing":"0001209191-18-056105","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919118056105/doc4.xml","form_type":"4"}},{"id":123631,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2018-10-24T22:30:43.000Z","date":"2018-10-22","kind":"tax_withholding","acquired":false,"shares":490,"price":229.06,"value":112239.4,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This transaction is a withholding by the Company for taxes in connection with the vesting of previously granted restricted stock units. The price represents the closing market price of Costco common stock on NASDAQ on October 22, 2018."}],"balance_after":10993,"source":{"system":"sec-edgar","filing":"0001209191-18-056105","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919118056105/doc4.xml","form_type":"4"}},{"id":123630,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2018-10-24T22:30:43.000Z","date":"2018-10-22","kind":"tax_withholding","acquired":false,"shares":531,"price":229.06,"value":121630.86,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This transaction is a withholding by the Company for taxes in connection with the vesting of previously granted restricted stock units. The price represents the closing market price of Costco common stock on NASDAQ on October 22, 2018."}],"balance_after":11483,"source":{"system":"sec-edgar","filing":"0001209191-18-056105","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919118056105/doc4.xml","form_type":"4"}},{"id":123629,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2018-10-24T22:30:43.000Z","date":"2018-10-22","kind":"tax_withholding","acquired":false,"shares":499,"price":229.06,"value":114300.94,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This transaction is a withholding by the Company for taxes in connection with the vesting of previously granted restricted stock units. The price represents the closing market price of Costco common stock on NASDAQ on October 22, 2018."}],"balance_after":12014,"source":{"system":"sec-edgar","filing":"0001209191-18-056105","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919118056105/doc4.xml","form_type":"4"}},{"id":123628,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2018-10-24T22:30:43.000Z","date":"2018-10-22","kind":"tax_withholding","acquired":false,"shares":592,"price":229.06,"value":135603.52,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This transaction is a withholding by the Company for taxes in connection with the vesting of previously granted restricted stock units. The price represents the closing market price of Costco common stock on NASDAQ on October 22, 2018."}],"balance_after":12513,"source":{"system":"sec-edgar","filing":"0001209191-18-056105","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919118056105/doc4.xml","form_type":"4"}},{"id":123627,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2018-10-24T22:30:43.000Z","date":"2018-10-22","kind":"tax_withholding","acquired":false,"shares":592,"price":229.06,"value":135603.52,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This transaction is a withholding by the Company for taxes in connection with the vesting of previously granted restricted stock units. The price represents the closing market price of Costco common stock on NASDAQ on October 22, 2018."}],"balance_after":13105,"source":{"system":"sec-edgar","filing":"0001209191-18-056105","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919118056105/doc4.xml","form_type":"4"}},{"id":123626,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2018-10-24T22:30:43.000Z","date":"2018-10-12","kind":"other","acquired":false,"shares":8188,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Transfer from direct to indirect."}],"balance_after":13697,"source":{"system":"sec-edgar","filing":"0001209191-18-056105","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919118056105/doc4.xml","form_type":"4"}},{"id":123922,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2018-10-04T19:35:42.000Z","date":"2018-10-02","kind":"tax_withholding","acquired":false,"shares":4267,"price":236.35,"value":1008505.45,"ownership":{"direct":true},"balance_after":21885,"source":{"system":"sec-edgar","filing":"0001209191-18-054234","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919118054234/doc4.xml","form_type":"4"}},{"id":123921,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2018-10-04T19:35:42.000Z","date":"2018-10-02","kind":"grant","acquired":true,"shares":12455,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Grant was initially made in October 2017 subject to performance conditions concerning fiscal 2018, which have been deemed satisfied by the Compensation Committee of the Board of Directors. The shares of restricted stock subject to performance conditions vest ratably over a four year period from satisfaction based on continued employment with the Company. In addition, under the Stock Incentive Plan, long term employees are eligible for accelerated vesting upon the anniversary of their 25th, 30th and 35th years of service."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Not applicable. Grant of Restricted Stock Units."}],"balance_after":26152,"source":{"system":"sec-edgar","filing":"0001209191-18-054234","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919118054234/doc4.xml","form_type":"4"}},{"id":124099,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2018-10-01T18:51:56.000Z","date":"2017-10-25","kind":"other","acquired":true,"shares":4381,"ownership":{"direct":false,"nature":"Lazarus Family Trust"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Transfer from direct to indirect."}],"balance_after":41081,"source":{"system":"sec-edgar","filing":"0001209191-18-052696","document":"doc5.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919118052696/doc5.xml","form_type":"5"}},{"id":124098,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2018-10-01T18:51:56.000Z","date":"2017-10-25","kind":"other","acquired":false,"shares":4381,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Transfer from direct to indirect."}],"balance_after":13697,"source":{"system":"sec-edgar","filing":"0001209191-18-052696","document":"doc5.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919118052696/doc5.xml","form_type":"5"}},{"id":133868,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2018-01-09T15:38:32.000Z","date":"2017-05-24","kind":"grant","acquired":true,"shares":448,"price":173.01,"value":77508.48,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents additional restricted stock units (\"RSUs\") resulting from the upward adjustment of outstanding unvested RSUs by a factor of 1.032, in connection with the special cash dividend to be paid by the issuer on May 26, 2017. The adjustment was required under applicable plan documents. The additional RSUs reported are subject to the same vesting schedules as the original unvested RSUs to which they relate."},{"field":"shares","element":"transactionShares","label":"F2","text":"Reported incorrect number of shares in previous filing."}],"balance_after":14518,"source":{"system":"sec-edgar","filing":"0001209191-18-002860","document":"doc4a.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919118002860/doc4a.xml","form_type":"4/A","original_submission_date":"2017-05-25"}},{"id":136334,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2017-10-24T18:36:47.000Z","date":"2017-10-17","kind":"gift","acquired":false,"shares":130,"ownership":{"direct":false,"nature":"Lazarus Family Trust"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F3","text":"Personal gift."}],"balance_after":36700,"source":{"system":"sec-edgar","filing":"0001209191-17-057822","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919117057822/doc4.xml","form_type":"4"}},{"id":136333,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2017-10-24T18:36:47.000Z","date":"2017-10-04","kind":"other","acquired":true,"shares":8696,"ownership":{"direct":false,"nature":"Lazarus Family Trust"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Transfer from direct to indirect."}],"balance_after":36830,"source":{"system":"sec-edgar","filing":"0001209191-17-057822","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919117057822/doc4.xml","form_type":"4"}},{"id":136332,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2017-10-24T18:36:47.000Z","date":"2017-10-22","kind":"tax_withholding","acquired":false,"shares":566,"price":160.77,"value":90995.82,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This transaction is a withholding by the Company for taxes in connection with the vesting of previously granted restricted stock units. The price represents the closing market price of Costco common stock on NASDAQ on October 20, 2017."}],"balance_after":18704,"source":{"system":"sec-edgar","filing":"0001209191-17-057822","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919117057822/doc4.xml","form_type":"4"}},{"id":136331,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2017-10-24T18:36:47.000Z","date":"2017-10-22","kind":"tax_withholding","acquired":false,"shares":533,"price":160.77,"value":85690.41,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This transaction is a withholding by the Company for taxes in connection with the vesting of previously granted restricted stock units. The price represents the closing market price of Costco common stock on NASDAQ on October 20, 2017."}],"balance_after":19270,"source":{"system":"sec-edgar","filing":"0001209191-17-057822","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919117057822/doc4.xml","form_type":"4"}},{"id":136330,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2017-10-24T18:36:47.000Z","date":"2017-10-22","kind":"tax_withholding","acquired":false,"shares":632,"price":160.77,"value":101606.64,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This transaction is a withholding by the Company for taxes in connection with the vesting of previously granted restricted stock units. The price represents the closing market price of Costco common stock on NASDAQ on October 20, 2017."}],"balance_after":19803,"source":{"system":"sec-edgar","filing":"0001209191-17-057822","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919117057822/doc4.xml","form_type":"4"}},{"id":136329,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2017-10-24T18:36:47.000Z","date":"2017-10-22","kind":"tax_withholding","acquired":false,"shares":631,"price":160.77,"value":101445.87,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This transaction is a withholding by the Company for taxes in connection with the vesting of previously granted restricted stock units. The price represents the closing market price of Costco common stock on NASDAQ on October 20, 2017."}],"balance_after":20435,"source":{"system":"sec-edgar","filing":"0001209191-17-057822","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919117057822/doc4.xml","form_type":"4"}},{"id":136328,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2017-10-24T18:36:47.000Z","date":"2017-10-22","kind":"tax_withholding","acquired":false,"shares":809,"price":160.77,"value":130062.93,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This transaction is a withholding by the Company for taxes in connection with the vesting of previously granted restricted stock units. The price represents the closing market price of Costco common stock on NASDAQ on October 20, 2017."}],"balance_after":21066,"source":{"system":"sec-edgar","filing":"0001209191-17-057822","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919117057822/doc4.xml","form_type":"4"}},{"id":136327,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2017-10-24T18:36:47.000Z","date":"2017-10-04","kind":"other","acquired":false,"shares":8696,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Transfer from direct to indirect."}],"balance_after":21875,"source":{"system":"sec-edgar","filing":"0001209191-17-057822","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919117057822/doc4.xml","form_type":"4"}},{"id":136591,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2017-10-05T21:28:16.000Z","date":"2017-10-02","kind":"grant","acquired":true,"shares":626,"price":165.89,"value":103847.14,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents additional restricted stock units (\"RSUs\") resulting from the upward adjustment of unvested RSUs in connection with the special cash dividend paid on May 26, 2017.  The adjustment was required under the plan documents governing the grants.  The RSUs reported are subject to the same vesting schedules as the RSUs granted in October 2016 subject to performance conditions concerning fiscal 2017, which were deemed satisfied by the Compensation Committee of the Board of Directors."}],"balance_after":30571,"source":{"system":"sec-edgar","filing":"0001209191-17-056164","document":"doc4a.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919117056164/doc4a.xml","form_type":"4/A","original_submission_date":"2017-10-03"}},{"id":136662,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2017-10-03T21:22:11.000Z","date":"2017-10-02","kind":"tax_withholding","acquired":false,"shares":4769,"price":165.89,"value":791129.41,"ownership":{"direct":true},"balance_after":29945,"source":{"system":"sec-edgar","filing":"0001209191-17-055262","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919117055262/doc4.xml","form_type":"4"}},{"id":136661,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2017-10-03T21:22:11.000Z","date":"2017-10-02","kind":"grant","acquired":true,"shares":19570,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Grant was initially made in October 2016 subject to performance conditions concerning fiscal 2017, which have been deemed satisfied by the Compensation Committee of the Board of Directors. The shares of restricted stock subject to performance conditions vest ratably over a four year period from satisfaction based on continued employment with the Company. In addition, under the Stock Incentive Plan, long term employees are eligible for accelerated vesting upon the anniversary of their 25th, 30th and 35th years of service."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Not applicable. Grant of Restricted Stock Units."}],"balance_after":34714,"source":{"system":"sec-edgar","filing":"0001209191-17-055262","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919117055262/doc4.xml","form_type":"4"}},{"id":140150,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2017-05-26T01:42:50.000Z","date":"2016-10-27","kind":"other","acquired":true,"shares":12143,"ownership":{"direct":false,"nature":"Lazarus Family Trust"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Transfer from direct to indirect."}],"balance_after":28134,"source":{"system":"sec-edgar","filing":"0001209191-17-035643","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919117035643/doc4.xml","form_type":"4"}},{"id":140149,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2017-05-26T01:42:50.000Z","date":"2017-05-24","kind":"grant","acquired":true,"shares":1074,"price":173.01,"value":185812.74,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Represents additional restricted stock units (\"RSUs\") resulting from the upward adjustment of outstanding unvested RSUs by a factor of 1.032, in connection with the special cash dividend to be paid by the issuer on May 26, 2017. The adjustment was required under applicable plan documents. The additional RSUs reported are subject to the same vesting schedules as the original unvested RSUs to which they relate."}],"balance_after":15144,"source":{"system":"sec-edgar","filing":"0001209191-17-035643","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919117035643/doc4.xml","form_type":"4"}},{"id":140148,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2017-05-26T01:42:50.000Z","date":"2016-10-27","kind":"other","acquired":false,"shares":12143,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Transfer from direct to indirect."}],"balance_after":14070,"source":{"system":"sec-edgar","filing":"0001209191-17-035643","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919117035643/doc4.xml","form_type":"4"}},{"id":147770,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2016-10-25T19:17:04.000Z","date":"2016-10-22","kind":"tax_withholding","acquired":false,"shares":516,"price":148.97,"value":76868.52,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This transaction is a withholding by the Company for taxes in connection with the vesting of previously granted restricted stock units. The price represents the closing market price of Costco common stock on NASDAQ on October 21, 2016."}],"balance_after":26213,"source":{"system":"sec-edgar","filing":"0001209191-16-146843","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919116146843/doc4.xml","form_type":"4"}},{"id":147769,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2016-10-25T19:17:04.000Z","date":"2016-10-22","kind":"tax_withholding","acquired":false,"shares":613,"price":148.97,"value":91318.61,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This transaction is a withholding by the Company for taxes in connection with the vesting of previously granted restricted stock units. The price represents the closing market price of Costco common stock on NASDAQ on October 21, 2016."}],"balance_after":26729,"source":{"system":"sec-edgar","filing":"0001209191-16-146843","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919116146843/doc4.xml","form_type":"4"}},{"id":147768,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2016-10-25T19:17:04.000Z","date":"2016-10-22","kind":"tax_withholding","acquired":false,"shares":613,"price":148.97,"value":91318.61,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This transaction is a withholding by the Company for taxes in connection with the vesting of previously granted restricted stock units. The price represents the closing market price of Costco common stock on NASDAQ on October 21, 2016."}],"balance_after":27342,"source":{"system":"sec-edgar","filing":"0001209191-16-146843","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919116146843/doc4.xml","form_type":"4"}},{"id":147767,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2016-10-25T19:17:04.000Z","date":"2016-10-22","kind":"tax_withholding","acquired":false,"shares":784,"price":148.97,"value":116792.48,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This transaction is a withholding by the Company for taxes in connection with the vesting of previously granted restricted stock units. The price represents the closing market price of Costco common stock on NASDAQ on October 21, 2016."}],"balance_after":27955,"source":{"system":"sec-edgar","filing":"0001209191-16-146843","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919116146843/doc4.xml","form_type":"4"}},{"id":147766,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2016-10-25T19:17:04.000Z","date":"2016-10-22","kind":"tax_withholding","acquired":false,"shares":391,"price":148.97,"value":58247.27,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This transaction is a withholding by the Company for taxes in connection with the vesting of previously granted restricted stock units. The price represents the closing market price of Costco common stock on NASDAQ on October 21, 2016."}],"balance_after":28739,"source":{"system":"sec-edgar","filing":"0001209191-16-146843","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919116146843/doc4.xml","form_type":"4"}},{"id":148160,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2016-10-07T20:16:27.000Z","date":"2016-10-05","kind":"tax_withholding","acquired":false,"shares":4186,"price":149.98,"value":627816.28,"ownership":{"direct":true},"balance_after":29130,"source":{"system":"sec-edgar","filing":"0001209191-16-145391","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919116145391/doc4.xml","form_type":"4"}},{"id":148159,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2016-10-07T20:16:27.000Z","date":"2016-10-05","kind":"grant","acquired":true,"shares":18440,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Grant was initially made in October 2015 subject to performance conditions concerning fiscal 2016, which have been deemed satisfied by the Compensation Committee of the Board of Directors. The shares of restricted stock subject to performance conditions vest ratably over a four year period from satisfaction based on continued employment with the Company. In addition, under the Stock Incentive Plan, long term employees are eligible for accelerated vesting upon the anniversary of their 25th, 30th and 35th years of service."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Not applicable. Grant of Restricted Stock Units."}],"balance_after":33316,"source":{"system":"sec-edgar","filing":"0001209191-16-145391","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919116145391/doc4.xml","form_type":"4"}},{"id":148417,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2016-09-29T14:52:03.000Z","date":"2016-04-29","kind":"other","acquired":true,"shares":12712,"ownership":{"direct":false,"nature":"Lazarus Family Trust"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Transfer from direct to indirect."}],"balance_after":15992,"source":{"system":"sec-edgar","filing":"0001209191-16-143103","document":"doc5.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919116143103/doc5.xml","form_type":"5"}},{"id":148416,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2016-09-29T14:52:03.000Z","date":"2016-04-29","kind":"other","acquired":false,"shares":12712,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Transfer from direct to indirect."}],"balance_after":14876,"source":{"system":"sec-edgar","filing":"0001209191-16-143103","document":"doc5.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919116143103/doc5.xml","form_type":"5"}},{"id":154529,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2016-03-21T15:07:59.000Z","date":"2016-03-18","kind":"sale","acquired":false,"shares":20000,"price":153.435,"value":3068700.0,"ownership":{"direct":false,"nature":"Lazarus Family Trust"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price shown is a weighted average sale price for shares purchased in multiple transactions; the sale prices ranged from $152.75 to $154.04 per share.  The reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares purchased at each price within the range."}],"balance_after":3280,"source":{"system":"sec-edgar","filing":"0001209191-16-109651","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919116109651/doc4.xml","form_type":"4"}},{"id":154528,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2016-03-21T15:07:59.000Z","date":"2015-11-06","kind":"gift","acquired":false,"shares":640,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Personal gift."}],"balance_after":27588,"source":{"system":"sec-edgar","filing":"0001209191-16-109651","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919116109651/doc4.xml","form_type":"4"}},{"id":160297,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2015-10-26T22:21:00.000Z","date":"2015-10-22","kind":"tax_withholding","acquired":false,"shares":613,"price":158.15,"value":96945.95,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This transaction is a withholding by the Company for taxes in connection with the vesting of previously granted restricted stock units. The price represents the closing market price of Costco common stock on NASDAQ on October 22, 2015."}],"balance_after":28228,"source":{"system":"sec-edgar","filing":"0001209191-15-076792","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919115076792/doc4.xml","form_type":"4"}},{"id":160296,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2015-10-26T22:21:00.000Z","date":"2015-10-22","kind":"tax_withholding","acquired":false,"shares":614,"price":158.15,"value":97104.1,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This transaction is a withholding by the Company for taxes in connection with the vesting of previously granted restricted stock units. The price represents the closing market price of Costco common stock on NASDAQ on October 22, 2015."}],"balance_after":28841,"source":{"system":"sec-edgar","filing":"0001209191-15-076792","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919115076792/doc4.xml","form_type":"4"}},{"id":160295,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2015-10-26T22:21:00.000Z","date":"2015-10-22","kind":"tax_withholding","acquired":false,"shares":786,"price":158.15,"value":124305.9,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This transaction is a withholding by the Company for taxes in connection with the vesting of previously granted restricted stock units. The price represents the closing market price of Costco common stock on NASDAQ on October 22, 2015."}],"balance_after":29455,"source":{"system":"sec-edgar","filing":"0001209191-15-076792","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919115076792/doc4.xml","form_type":"4"}},{"id":160294,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2015-10-26T22:21:00.000Z","date":"2015-10-22","kind":"tax_withholding","acquired":false,"shares":393,"price":158.15,"value":62152.95,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This transaction is a withholding by the Company for taxes in connection with the vesting of previously granted restricted stock units. The price represents the closing market price of Costco common stock on NASDAQ on October 22, 2015."}],"balance_after":30241,"source":{"system":"sec-edgar","filing":"0001209191-15-076792","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919115076792/doc4.xml","form_type":"4"}},{"id":160293,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2015-10-26T22:21:00.000Z","date":"2015-10-22","kind":"tax_withholding","acquired":false,"shares":393,"price":158.15,"value":62152.95,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This transaction is a withholding by the Company for taxes in connection with the vesting of previously granted restricted stock units. The price represents the closing market price of Costco common stock on NASDAQ on October 22, 2015."}],"balance_after":30634,"source":{"system":"sec-edgar","filing":"0001209191-15-076792","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919115076792/doc4.xml","form_type":"4"}},{"id":161000,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2015-09-28T16:48:53.000Z","date":"2015-09-24","kind":"tax_withholding","acquired":false,"shares":5120,"price":144.87,"value":741734.4,"ownership":{"direct":true},"balance_after":33411,"source":{"system":"sec-edgar","filing":"0001209191-15-072273","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919115072273/doc4.xml","form_type":"4"}},{"id":160999,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2015-09-28T16:48:53.000Z","date":"2015-09-24","kind":"grant","acquired":true,"shares":21000,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Grant was initially made in October 2014 subject to performance conditions concerning fiscal 2015, which have been deemed satisfied by the Compensation Committee of the Board of Directors. The shares of restricted stock subject to performance conditions vest ratably over a four year period from satisfaction based on continued employment with the Company. In addition, under the Stock Incentive Plan, long term employees are eligible for accelerated vesting upon the anniversary of their 25th, 30th and 35th years of service."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Not applicable. Grant of Restricted Stock Units."}],"balance_after":38531,"source":{"system":"sec-edgar","filing":"0001209191-15-072273","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919115072273/doc4.xml","form_type":"4"}},{"id":166070,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2015-03-03T23:22:55.000Z","date":"2015-02-27","kind":"grant","acquired":true,"shares":1484,"price":146.96,"value":218088.64,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents additional restricted stock units (\"RSUs\") resulting from the upward adjustment of outstanding unvested RSUs by a factor of 1.042 in connection with the $5.00 per share special cash dividend payable by the issuer to shareholders of record on February 27, 2015.  The adjustment was required under the plan documents governing the grants. The RSUs reported are subject to the same vesting schedules as the original RSUs to which they relate."}],"balance_after":15147,"source":{"system":"sec-edgar","filing":"0001209191-15-021708","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919115021708/doc4.xml","form_type":"4"}},{"id":167314,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2015-01-30T16:02:29.000Z","date":"2015-01-29","kind":"sale","acquired":false,"shares":10000,"price":139.8263,"value":1398263.0,"ownership":{"direct":false,"nature":"Lazarus Family Trust"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price shown is a weighted average sale price for shares sold in multiple transactions; the sale prices ranged from $139.76 to $139.8940 per share.  The reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares sold at each price within the range."}],"balance_after":23280,"source":{"system":"sec-edgar","filing":"0001209191-15-007731","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919115007731/doc4.xml","form_type":"4"}},{"id":167313,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2015-01-30T16:02:29.000Z","date":"2014-12-22","kind":"other","acquired":true,"shares":19971,"ownership":{"direct":false,"nature":"Lazarus Family Trust"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Transfer from direct to indirect."}],"balance_after":33280,"source":{"system":"sec-edgar","filing":"0001209191-15-007731","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919115007731/doc4.xml","form_type":"4"}},{"id":167312,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2015-01-30T16:02:29.000Z","date":"2014-12-22","kind":"other","acquired":false,"shares":19971,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Transfer from direct to indirect."}],"balance_after":13663,"source":{"system":"sec-edgar","filing":"0001209191-15-007731","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919115007731/doc4.xml","form_type":"4"}},{"id":169603,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2014-10-23T19:26:21.000Z","date":"2014-10-22","kind":"tax_withholding","acquired":false,"shares":635,"price":130.54,"value":82892.9,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This transaction is a withholding by the Company for taxes in connection with the vesting of previously granted restricted stock units. The price represents the closing market price of Costco common stock on NASDAQ on October 22, 2014."}],"balance_after":43555,"source":{"system":"sec-edgar","filing":"0001209191-14-064462","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919114064462/doc4.xml","form_type":"4"}},{"id":169602,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2014-10-23T19:26:21.000Z","date":"2014-10-22","kind":"tax_withholding","acquired":false,"shares":1129,"price":130.54,"value":147379.66,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This transaction is a withholding by the Company for taxes in connection with the vesting of previously granted restricted stock units. The price represents the closing market price of Costco common stock on NASDAQ on October 22, 2014."}],"balance_after":42426,"source":{"system":"sec-edgar","filing":"0001209191-14-064462","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919114064462/doc4.xml","form_type":"4"}},{"id":169601,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2014-10-23T19:26:21.000Z","date":"2014-10-22","kind":"tax_withholding","acquired":false,"shares":1505,"price":130.54,"value":196462.7,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This transaction is a withholding by the Company for taxes in connection with the vesting of previously granted restricted stock units. The price represents the closing market price of Costco common stock on NASDAQ on October 22, 2014."}],"balance_after":40921,"source":{"system":"sec-edgar","filing":"0001209191-14-064462","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919114064462/doc4.xml","form_type":"4"}},{"id":169600,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2014-10-23T19:26:21.000Z","date":"2014-10-22","kind":"tax_withholding","acquired":false,"shares":3763,"price":130.54,"value":491222.02,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This transaction is a withholding by the Company for taxes in connection with the vesting of previously granted restricted stock units. The price represents the closing market price of Costco common stock on NASDAQ on October 22, 2014."}],"balance_after":37158,"source":{"system":"sec-edgar","filing":"0001209191-14-064462","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919114064462/doc4.xml","form_type":"4"}},{"id":169599,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2014-10-23T19:26:21.000Z","date":"2014-10-22","kind":"tax_withholding","acquired":false,"shares":3524,"price":130.54,"value":460022.96,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This transaction is a withholding by the Company for taxes in connection with the vesting of previously granted restricted stock units. The price represents the closing market price of Costco common stock on NASDAQ on October 22, 2014."}],"balance_after":33634,"source":{"system":"sec-edgar","filing":"0001209191-14-064462","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919114064462/doc4.xml","form_type":"4"}},{"id":169890,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2014-10-06T14:47:12.000Z","date":"2013-10-22","kind":"other","acquired":true,"shares":30509,"ownership":{"direct":false,"nature":"Lazarus Family Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Transfer from direct to indirect."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Transfer from direct to indirect."}],"balance_after":30509,"source":{"system":"sec-edgar","filing":"0001209191-14-062018","document":"doc5.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919114062018/doc5.xml","form_type":"5"}},{"id":169889,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2014-10-06T14:47:12.000Z","date":"2013-10-22","kind":"other","acquired":false,"shares":30509,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Transfer from direct to indirect."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Transfer from direct to indirect."}],"balance_after":25106,"source":{"system":"sec-edgar","filing":"0001209191-14-062018","document":"doc5.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919114062018/doc5.xml","form_type":"5"}},{"id":170019,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2014-10-01T15:11:53.000Z","date":"2014-10-01","kind":"sale","acquired":false,"shares":600,"price":125.25,"value":75150.0,"ownership":{"direct":false,"nature":"Lazarus Family Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This sale was effected pursuant to a 10b5-1 trading plan."}],"balance_after":13309,"source":{"system":"sec-edgar","filing":"0001209191-14-060410","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919114060410/doc4.xml","form_type":"4"}},{"id":170055,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2014-09-30T15:34:18.000Z","date":"2014-09-26","kind":"tax_withholding","acquired":false,"shares":1916,"price":125.54,"value":240534.64,"ownership":{"direct":true},"balance_after":44190,"source":{"system":"sec-edgar","filing":"0001209191-14-060193","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919114060193/doc4.xml","form_type":"4"}},{"id":170054,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2014-09-30T15:34:18.000Z","date":"2014-09-26","kind":"grant","acquired":true,"shares":21000,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Grant was initially made in October 2013 subject to performance conditions concerning fiscal 2014, which have been deemed satisfied by the Compensation Committee of the Board of Directors. The shares of restricted stock subject to performance conditions vest ratably over a four year period from satisfaction based on continued employment with the Company. In addition, under the Stock Incentive Plan, long term employees are eligible for accelerated vesting upon the anniversary of their 25th, 30th and 35th years of service."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Not applicable. Grant of Restricted Stock Units."}],"balance_after":46106,"source":{"system":"sec-edgar","filing":"0001209191-14-060193","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919114060193/doc4.xml","form_type":"4"}},{"id":170535,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2014-09-02T22:32:42.000Z","date":"2014-09-02","kind":"sale","acquired":false,"shares":600,"price":121,"value":72600.0,"ownership":{"direct":false,"nature":"Lazarus Family Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This sale was effected pursuant to a 10b5-1 trading plan."}],"balance_after":13909,"source":{"system":"sec-edgar","filing":"0001209191-14-055294","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919114055294/doc4.xml","form_type":"4"}},{"id":171306,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2014-08-01T17:51:19.000Z","date":"2014-08-01","kind":"sale","acquired":false,"shares":600,"price":117.8,"value":70680.0,"ownership":{"direct":false,"nature":"Lazarus Family Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This sale was effected pursuant to a 10b5-1 trading plan."}],"balance_after":14509,"source":{"system":"sec-edgar","filing":"0001209191-14-049870","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919114049870/doc4.xml","form_type":"4"}},{"id":172688,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2014-07-01T21:16:29.000Z","date":"2014-07-01","kind":"sale","acquired":false,"shares":600,"price":115.29,"value":69174.0,"ownership":{"direct":false,"nature":"Lazarus Family Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This sale was effected pursuant to a 10b5-1 trading plan."}],"balance_after":15109,"source":{"system":"sec-edgar","filing":"0001209191-14-044737","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919114044737/doc4.xml","form_type":"4"}},{"id":173073,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2014-06-06T17:20:14.000Z","date":"2014-06-06","kind":"sale","acquired":false,"shares":10000,"price":117.69,"value":1176900.0,"ownership":{"direct":false,"nature":"Lazarus Family Trust"},"balance_after":15709,"source":{"system":"sec-edgar","filing":"0001209191-14-039502","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919114039502/doc4.xml","form_type":"4"}},{"id":173227,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2014-06-02T15:02:01.000Z","date":"2014-06-02","kind":"sale","acquired":false,"shares":600,"price":115.84,"value":69504.0,"ownership":{"direct":false,"nature":"Lazarus Family Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This sale was effected pursuant to a 10b5-1 trading plan."}],"balance_after":25709,"source":{"system":"sec-edgar","filing":"0001209191-14-038181","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919114038181/doc4.xml","form_type":"4"}},{"id":174159,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2014-05-02T14:46:16.000Z","date":"2014-05-01","kind":"sale","acquired":false,"shares":600,"price":115.69,"value":69414.0,"ownership":{"direct":false,"nature":"Lazarus Family Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This sale was effected pursuant to a 10b5-1 trading plan."}],"balance_after":26309,"source":{"system":"sec-edgar","filing":"0001209191-14-030467","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919114030467/doc4.xml","form_type":"4"}},{"id":174895,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2014-04-01T15:58:07.000Z","date":"2014-04-01","kind":"sale","acquired":false,"shares":600,"price":112.16,"value":67296.0,"ownership":{"direct":false,"nature":"Lazarus Family Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This sale was effected pursuant to a 10b5-1 trading plan."}],"balance_after":26909,"source":{"system":"sec-edgar","filing":"0001209191-14-024035","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919114024035/doc4.xml","form_type":"4"}},{"id":175803,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2014-03-03T18:29:31.000Z","date":"2014-03-03","kind":"sale","acquired":false,"shares":600,"price":116.12,"value":69672.0,"ownership":{"direct":false,"nature":"Lazarus Family Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This sale was effected pursuant to a 10b5-1 trading plan."}],"balance_after":27509,"source":{"system":"sec-edgar","filing":"0001209191-14-015652","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919114015652/doc4.xml","form_type":"4"}},{"id":176743,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2014-02-05T17:33:50.000Z","date":"2014-02-03","kind":"sale","acquired":false,"shares":600,"price":112.96,"value":67776.0,"ownership":{"direct":false,"nature":"Lazarus Family Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This sale was effected pursuant to a 10b5-1 trading plan."}],"balance_after":28109,"source":{"system":"sec-edgar","filing":"0001209191-14-007443","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919114007443/doc4.xml","form_type":"4"}},{"id":178020,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2014-01-02T20:39:12.000Z","date":"2014-01-02","kind":"sale","acquired":false,"shares":600,"price":118.71,"value":71226.0,"ownership":{"direct":false,"nature":"Lazarus Family Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This sale was effected pursuant to a 10b5-1 trading plan."}],"balance_after":28709,"source":{"system":"sec-edgar","filing":"0001209191-14-000157","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919114000157/doc4.xml","form_type":"4"}},{"id":178649,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2013-12-02T23:02:21.000Z","date":"2013-12-02","kind":"sale","acquired":false,"shares":600,"price":124.19,"value":74514.0,"ownership":{"direct":false,"nature":"Lazarus Family Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This sale was effected pursuant to a 10b5-1 trading plan."}],"balance_after":29309,"source":{"system":"sec-edgar","filing":"0001209191-13-054734","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919113054734/doc4.xml","form_type":"4"}},{"id":179062,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2013-11-15T23:33:36.000Z","date":"2013-11-15","kind":"sale","acquired":false,"shares":600,"price":123.6611,"value":74196.66,"ownership":{"direct":false,"nature":"Lazarus Family Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This sale was effected pursuant to a 10b5-1 trading plan."}],"balance_after":29909,"source":{"system":"sec-edgar","filing":"0001209191-13-052620","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919113052620/doc4.xml","form_type":"4"}},{"id":179573,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2013-11-01T15:32:27.000Z","date":"2013-09-20","kind":"grant","acquired":true,"shares":1907,"price":117.94,"value":224911.58,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents additional restricted stock units (\"RSUs\") resulting from the upward adjustment of unvested RSUs in connection with the special cash dividend paid on December 10, 2012.  The adjustment was required under the plan documents governing the grants.  The RSUs reported are subject to the same vesting schedules as the RSUs granted in October 2012 subject to performance conditions concerning fiscal 2013, which were deemed satisfied by the Compensation Committee of the Board of Directors."}],"balance_after":60132,"source":{"system":"sec-edgar","filing":"0001209191-13-050110","document":"doc4a.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919113050110/doc4a.xml","form_type":"4/A","original_submission_date":"2013-09-23"}},{"id":179967,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2013-10-24T15:18:01.000Z","date":"2013-10-22","kind":"tax_withholding","acquired":false,"shares":1505,"price":117.81,"value":177304.05,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This transaction is a withholding by the Company for taxes in connection with the vesting of previously granted restricted stock units. The price represents the closing market price of Costco common stock on NASDAQ on October 22, 2013."}],"balance_after":53708,"source":{"system":"sec-edgar","filing":"0001209191-13-049150","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919113049150/doc4.xml","form_type":"4"}},{"id":179966,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2013-10-24T15:18:01.000Z","date":"2013-10-22","kind":"tax_withholding","acquired":false,"shares":753,"price":117.81,"value":88710.93,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This transaction is a withholding by the Company for taxes in connection with the vesting of previously granted restricted stock units. The price represents the closing market price of Costco common stock on NASDAQ on October 22, 2013."}],"balance_after":55213,"source":{"system":"sec-edgar","filing":"0001209191-13-049150","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919113049150/doc4.xml","form_type":"4"}},{"id":179965,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2013-10-24T15:18:01.000Z","date":"2013-10-22","kind":"tax_withholding","acquired":false,"shares":753,"price":117.81,"value":88710.93,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This transaction is a withholding by the Company for taxes in connection with the vesting of previously granted restricted stock units. The price represents the closing market price of Costco common stock on NASDAQ on October 22, 2013."}],"balance_after":55966,"source":{"system":"sec-edgar","filing":"0001209191-13-049150","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919113049150/doc4.xml","form_type":"4"}},{"id":179964,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2013-10-24T15:18:01.000Z","date":"2013-10-22","kind":"tax_withholding","acquired":false,"shares":753,"price":117.81,"value":88710.93,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This transaction is a withholding by the Company for taxes in connection with the vesting of previously granted restricted stock units. The price represents the closing market price of Costco common stock on NASDAQ on October 22, 2013."}],"balance_after":56719,"source":{"system":"sec-edgar","filing":"0001209191-13-049150","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919113049150/doc4.xml","form_type":"4"}},{"id":179963,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2013-10-24T15:18:01.000Z","date":"2013-10-22","kind":"tax_withholding","acquired":false,"shares":753,"price":117.81,"value":88710.93,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This transaction is a withholding by the Company for taxes in connection with the vesting of previously granted restricted stock units. The price represents the closing market price of Costco common stock on NASDAQ on October 22, 2013."}],"balance_after":57472,"source":{"system":"sec-edgar","filing":"0001209191-13-049150","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919113049150/doc4.xml","form_type":"4"}},{"id":180297,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2013-10-11T14:07:28.000Z","date":"2013-06-26","kind":"gift","acquired":false,"shares":1100,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Personal gift."}],"balance_after":35765,"source":{"system":"sec-edgar","filing":"0001209191-13-048111","document":"doc5.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919113048111/doc5.xml","form_type":"5"}},{"id":180586,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2013-09-23T21:31:27.000Z","date":"2013-09-20","kind":"tax_withholding","acquired":false,"shares":2540,"price":117.94,"value":299567.6,"ownership":{"direct":true},"balance_after":58225,"source":{"system":"sec-edgar","filing":"0001209191-13-045295","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919113045295/doc4.xml","form_type":"4"}},{"id":180585,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2013-09-23T21:31:27.000Z","date":"2013-09-20","kind":"grant","acquired":true,"shares":25000,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Grant was initially made in October 2012 subject to performance conditions concerning fiscal 2013, which have been deemed satisfied by the Compensation Committee of the Board of Directors. The shares of restricted stock subject to performance conditions vest ratably over a four year period from satisfaction based on continued employment with the Company. In addition, under the Stock Incentive Plan, long term employees are eligible for accelerated vesting upon the anniversary of their 25th, 30th and 35th years of service."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Not applicable. Grant of Restricted Stock Units."}],"balance_after":60765,"source":{"system":"sec-edgar","filing":"0001209191-13-045295","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919113045295/doc4.xml","form_type":"4"}},{"id":185775,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2013-03-28T15:57:59.000Z","date":"2013-03-27","kind":"sale","acquired":false,"shares":2000,"price":106.05,"value":212100.0,"ownership":{"direct":true},"balance_after":36865,"source":{"system":"sec-edgar","filing":"0001209191-13-018720","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919113018720/doc4.xml","form_type":"4"}},{"id":189035,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2012-12-13T23:34:01.000Z","date":"2012-12-12","kind":"grant","acquired":true,"shares":1270,"price":98.31,"value":124853.7,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents additional restricted stock units (\"RSUs\") resulting from the upward adjustment of outstanding unvested RSUs by a factor of 1.0763 in connection with the $7.00 per share special cash dividend payable by the issuer to shareholders of record on December 10, 2012.  The adjustment was required under the plan documents governing the grants.  The RSUs reported are subject to the same vesting schedules as the original RSUs to which they relate."}],"balance_after":38865,"source":{"system":"sec-edgar","filing":"0001209191-12-057543","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919112057543/doc4.xml","form_type":"4"}},{"id":190434,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2012-10-24T21:13:03.000Z","date":"2012-10-22","kind":"tax_withholding","acquired":false,"shares":441,"price":95,"value":41895.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This transaction is a withholding by the Company for taxes in connection with the vesting of previously granted restricted stock units.  The price represents the closing market price of Costco common stock on NASDAQ on October 22, 2012."}],"balance_after":37595,"source":{"system":"sec-edgar","filing":"0001209191-12-050445","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919112050445/doc4.xml","form_type":"4"}},{"id":190433,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2012-10-24T21:13:03.000Z","date":"2012-10-22","kind":"tax_withholding","acquired":false,"shares":441,"price":95,"value":41895.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This transaction is a withholding by the Company for taxes in connection with the vesting of previously granted restricted stock units.  The price represents the closing market price of Costco common stock on NASDAQ on October 22, 2012."}],"balance_after":38036,"source":{"system":"sec-edgar","filing":"0001209191-12-050445","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919112050445/doc4.xml","form_type":"4"}},{"id":190432,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2012-10-24T21:13:03.000Z","date":"2012-10-22","kind":"tax_withholding","acquired":false,"shares":441,"price":95,"value":41895.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This transaction is a withholding by the Company for taxes in connection with the vesting of previously granted restricted stock units.  The price represents the closing market price of Costco common stock on NASDAQ on October 22, 2012."}],"balance_after":38477,"source":{"system":"sec-edgar","filing":"0001209191-12-050445","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919112050445/doc4.xml","form_type":"4"}},{"id":190431,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2012-10-24T21:13:03.000Z","date":"2012-10-22","kind":"tax_withholding","acquired":false,"shares":441,"price":95,"value":41895.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This transaction is a withholding by the Company for taxes in connection with the vesting of previously granted restricted stock units.  The price represents the closing market price of Costco common stock on NASDAQ on October 22, 2012."}],"balance_after":38918,"source":{"system":"sec-edgar","filing":"0001209191-12-050445","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919112050445/doc4.xml","form_type":"4"}},{"id":190505,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Common Stock","published_at":"2012-10-19T15:54:55.000Z","date":"2012-10-17","kind":"tax_withholding","acquired":false,"shares":662,"price":96.78,"value":64068.36,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This transaction is a withholding by the Company for taxes in connection with the vesting of previously granted restricted stock units. The price represents the closing market price of Costco common stock on NASDAQ on October 17, 2012."}],"balance_after":39359,"source":{"system":"sec-edgar","filing":"0001209191-12-049981","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000120919112049981/doc4.xml","form_type":"4"}},{"id":293380,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Stock Option","published_at":"2004-04-14T17:13:02.000Z","date":"2004-04-01","kind":"grant","acquired":true,"shares":75000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Granted pursuant to the Incentive Stock Option plan."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Vest 20%/year over five years"}],"balance_after":75000,"derivative":{"exercise_price":37.35,"exercise_date":"2005-04-01","expiration_date":"2014-03-31","underlying":"Common Stock","underlying_shares":75000},"source":{"system":"sec-edgar","filing":"0001184496-04-000003","document":"c0001184496d20040414f4af.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000118449604000003/c0001184496d20040414f4af.xml","form_type":"4/A","original_submission_date":"2004-04-02"}},{"id":293828,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Stock Option","published_at":"2004-04-02T20:42:16.000Z","date":"2004-04-01","kind":"grant","acquired":true,"shares":75000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Granted pursuant to the Incentive Stock Option plan."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Vest 20%/year over five years"}],"balance_after":75000,"derivative":{"exercise_price":0,"exercise_date":"2006-04-01","expiration_date":"2014-03-31","underlying":"Common Stock","underlying_shares":75000},"source":{"system":"sec-edgar","filing":"0001184496-04-000002","document":"c0001184496d20040402f4f.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000118449604000002/c0001184496d20040402f4f.xml","form_type":"4"}},{"id":299842,"issuer":{"id":2803,"kind":"organization","name":"COSTCO WHOLESALE CORP /NEW","symbol":"COST"},"owners":[{"id":11956,"kind":"person","name":"LAZARUS FRANZ E","position":1,"cik":"0001184496","reported_name":"LAZARUS FRANZ E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive VP"}}],"security":"Stock Option","published_at":"2003-09-29T16:45:22.000Z","date":"2003-04-01","kind":"other","acquired":true,"shares":75000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Granted pursuant to the Incentive Stock Option plan."}],"balance_after":75000,"derivative":{"exercise_price":30.41,"exercise_date":"2003-04-01","expiration_date":"2013-04-01","underlying":"Common Stock","underlying_shares":75000},"source":{"system":"sec-edgar","filing":"0001184496-03-000002","document":"c0001184496d20030929f5f.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/909832/000118449603000002/c0001184496d20030929f5f.xml","form_type":"5"}}],"next_cursor":"2003-09-29T16:45:22.000000Z,299842"}