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An additional 374 of these RSUs vest on each of October 19, 2019 and October 19, 2020, provided that the Reporting Person remains continuously employed by the Issuer through each applicable vesting date. The vested shares will be delivered to the Reporting Person upon vesting."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"373 of 1,867 RSUs granted on October 19, 2015 vest on each of October 19, 2016, October 19, 2017 and October 19, 2018. An additional 374 of these RSUs vest on each of October 19, 2019 and October 19, 2020, provided that the Reporting Person remains continuously employed by the Issuer through each applicable vesting date. The vested shares will be delivered to the Reporting Person upon vesting."}],"balance_after":1494,"derivative":{"underlying":"Class A Common Stock, $0.001 par value","underlying_shares":373},"source":{"system":"sec-edgar","filing":"0001003078-16-000305","document":"certent-form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1003078/000100307816000305/certent-form4.xml","form_type":"4"}},{"id":4576327,"issuer":{"id":8855,"kind":"organization","name":"MSC INDUSTRIAL DIRECT CO INC","symbol":"MSM"},"owners":[{"id":161216,"kind":"person","name":"WRIGHT DAVID","position":1,"cik":"0001671695","reported_name":"WRIGHT DAVID","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, SALES"}}],"security":"Class A Common Stock, $0.001 par value","published_at":"2016-10-21T12:43:37.000Z","date":"2016-10-19","kind":"tax_withholding","acquired":false,"shares":125,"price":71.04,"value":8880.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"Disposition of Class A Common Stock to the Issuer solely to cover tax withholding obligations arising from the vesting of RSUs and DEUs."}],"balance_after":19088,"source":{"system":"sec-edgar","filing":"0001003078-16-000305","document":"certent-form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1003078/000100307816000305/certent-form4.xml","form_type":"4"}},{"id":4576326,"issuer":{"id":8855,"kind":"organization","name":"MSC INDUSTRIAL DIRECT CO INC","symbol":"MSM"},"owners":[{"id":161216,"kind":"person","name":"WRIGHT DAVID","position":1,"cik":"0001671695","reported_name":"WRIGHT DAVID","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, SALES"}}],"security":"Class A Common Stock, $0.001 par value","published_at":"2016-10-21T12:43:37.000Z","date":"2016-10-19","kind":"exercise","acquired":true,"shares":9.66,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The dividend equivalent units accrued with respect to an outstanding award of RSUs and vest at the same time(s) as the underlying RSUs. Each dividend equivalent unit represents a contingent right to receive one share of the Issuer's Class A Common Stock."}],"balance_after":19213,"source":{"system":"sec-edgar","filing":"0001003078-16-000305","document":"certent-form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1003078/000100307816000305/certent-form4.xml","form_type":"4"}},{"id":4576325,"issuer":{"id":8855,"kind":"organization","name":"MSC INDUSTRIAL DIRECT CO INC","symbol":"MSM"},"owners":[{"id":161216,"kind":"person","name":"WRIGHT DAVID","position":1,"cik":"0001671695","reported_name":"WRIGHT DAVID","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, SALES"}}],"security":"Class A Common Stock, $0.001 par value","published_at":"2016-10-21T12:43:37.000Z","date":"2016-10-19","kind":"exercise","acquired":true,"shares":373,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock."}],"balance_after":19203,"source":{"system":"sec-edgar","filing":"0001003078-16-000305","document":"certent-form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1003078/000100307816000305/certent-form4.xml","form_type":"4"}}]}