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This award was granted pursuant to the Company's Amended and Restated Non-Employee Director's Compensation Policy."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"All restricted stock units vest on the earlier of (i) the one-year anniversary of the Grant Date or (ii) the next Annual Meeting of Stockholders, subject to the Awardee's continued service as a director of the Board with the Company through such date."}],"balance_after":12000,"derivative":{"underlying":"Common Stock","underlying_shares":3740},"source":{"system":"sec-edgar","filing":"0001562180-18-002549","document":"primarydocument.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1455684/000156218018002549/primarydocument.xml","form_type":"4"}},{"id":3927988,"issuer":{"id":12367,"kind":"organization","name":"TPI COMPOSITES, INC","symbol":"TPICQ"},"owners":[{"id":39222,"kind":"person","name":"HENRY JACK A","position":1,"cik":"0001249315","reported_name":"HENRY JACK A","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2018-05-17T20:58:00.000Z","date":"2018-05-15","kind":"exercise","acquired":true,"shares":3740,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":17540,"source":{"system":"sec-edgar","filing":"0001562180-18-002549","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1455684/000156218018002549/primarydocument.xml","form_type":"4"}},{"id":4230690,"issuer":{"id":12367,"kind":"organization","name":"TPI COMPOSITES, INC","symbol":"TPICQ"},"owners":[{"id":39222,"kind":"person","name":"HENRY JACK A","position":1,"cik":"0001249315","reported_name":"HENRY JACK A","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2017-08-17T20:05:42.000Z","date":"2017-08-16","kind":"purchase","acquired":true,"shares":3400,"price":21.7,"value":73780.0,"ownership":{"direct":true},"balance_after":13800,"source":{"system":"sec-edgar","filing":"0001562180-17-002728","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1455684/000156218017002728/primarydocument.xml","form_type":"4"}},{"id":4251861,"issuer":{"id":12367,"kind":"organization","name":"TPI COMPOSITES, INC","symbol":"TPICQ"},"owners":[{"id":39222,"kind":"person","name":"HENRY JACK A","position":1,"cik":"0001249315","reported_name":"HENRY JACK A","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2017-07-25T21:00:04.000Z","date":"2017-07-22","kind":"exercise","acquired":false,"shares":6000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"One-third of the restricted stock units vest on each of the first, second and third anniversaries of the effective date of the initial public offering of the Issuer; provided, that the Reporting Person continues to provide service to the Issuer through each applicable vesting date.  The restricted stock units do not have an expiration date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Each restricted stock unit represents a contingent right to receive one share of the common stock.  All unvested restricted stock units will automatically expire upon Reporting Person's termination of service from Issuer."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"One-third of the restricted stock units vest on each of the first, second and third anniversaries of the effective date of the initial public offering of the Issuer; provided, that the Reporting Person continues to provide service to the Issuer through each applicable vesting date.  The restricted stock units do not have an expiration date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Each restricted stock unit represents a contingent right to receive one share of the common stock.  All unvested restricted stock units will automatically expire upon Reporting Person's termination of service from Issuer."}],"balance_after":12000,"derivative":{"underlying":"Common Stock","underlying_shares":6000},"source":{"system":"sec-edgar","filing":"0000899243-17-018906","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1455684/000089924317018906/doc4.xml","form_type":"4"}},{"id":4251860,"issuer":{"id":12367,"kind":"organization","name":"TPI COMPOSITES, INC","symbol":"TPICQ"},"owners":[{"id":39222,"kind":"person","name":"HENRY JACK A","position":1,"cik":"0001249315","reported_name":"HENRY JACK A","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2017-07-25T21:00:04.000Z","date":"2017-07-22","kind":"exercise","acquired":true,"shares":6000,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":10400,"source":{"system":"sec-edgar","filing":"0000899243-17-018906","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1455684/000089924317018906/doc4.xml","form_type":"4"}},{"id":4282170,"issuer":{"id":4062,"kind":"organization","name":"Grand Canyon Education, Inc."},"owners":[{"id":39222,"kind":"person","name":"HENRY JACK A","position":1,"cik":"0001249315","reported_name":"HENRY JACK A","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2017-06-14T22:43:14.000Z","date":"2017-06-14","kind":"grant","acquired":true,"shares":937,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Represents a grant of restricted stock that vests on the earlier of June 13, 2018 or immediately prior to the 2018 annual stockholders' meeting."}],"balance_after":16396,"source":{"system":"sec-edgar","filing":"0001209191-17-039925","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1434588/000120919117039925/doc4.xml","form_type":"4"}},{"id":4298063,"issuer":{"id":12367,"kind":"organization","name":"TPI COMPOSITES, INC","symbol":"TPICQ"},"owners":[{"id":39222,"kind":"person","name":"HENRY JACK A","position":1,"cik":"0001249315","reported_name":"HENRY JACK A","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2017-06-01T20:05:26.000Z","date":"2017-05-31","kind":"purchase","acquired":true,"shares":4400,"price":16.82,"value":74008.0,"ownership":{"direct":true},"balance_after":4400,"source":{"system":"sec-edgar","filing":"0000899243-17-014991","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1455684/000089924317014991/doc4.xml","form_type":"4"}},{"id":4313553,"issuer":{"id":12367,"kind":"organization","name":"TPI COMPOSITES, INC","symbol":"TPICQ"},"owners":[{"id":39222,"kind":"person","name":"HENRY JACK A","position":1,"cik":"0001249315","reported_name":"HENRY JACK A","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2017-05-18T22:28:43.000Z","date":"2017-05-16","kind":"grant","acquired":true,"shares":3740,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit (\"RSU\") represents a contingent right to receive one share of Common Stock. All unvested RSUs will automatically expire upon the Reporting Person's termination of service from the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The RSUs shall vest in full on the first year anniversary of the grant date;  provided, that the Reporting Person continues to provide service to the Issuer through the vesting date. The Reporting Person was granted the RSUs on the date of the Issuer's annual stockholder meeting pursuant to the Issuer's Non-Employee Director Compensation Policy."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Each restricted stock unit (\"RSU\") represents a contingent right to receive one share of Common Stock. All unvested RSUs will automatically expire upon the Reporting Person's termination of service from the Issuer."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"The RSUs shall vest in full on the first year anniversary of the grant date;  provided, that the Reporting Person continues to provide service to the Issuer through the vesting date. The Reporting Person was granted the RSUs on the date of the Issuer's annual stockholder meeting pursuant to the Issuer's Non-Employee Director Compensation Policy."}],"balance_after":3740,"derivative":{"underlying":"Common Stock","underlying_shares":3740},"source":{"system":"sec-edgar","filing":"0000899243-17-013791","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1455684/000089924317013791/doc4.xml","form_type":"4"}},{"id":4322643,"issuer":{"id":4062,"kind":"organization","name":"Grand Canyon Education, Inc."},"owners":[{"id":39222,"kind":"person","name":"HENRY JACK A","position":1,"cik":"0001249315","reported_name":"HENRY JACK A","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2017-05-12T23:19:29.000Z","date":"2017-05-12","kind":"sale","acquired":false,"shares":3200,"price":78.12,"value":249984.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported in Column 4 is a weighted average price.  These shares were sold in multiple transactions at prices ranging from $77.73 to $78.67, inclusive.  The reporting person undertakes to provide to Grand Canyon Education, Inc., any security holder of Grand Canyon Education, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote for this Form 4."}],"balance_after":15459,"source":{"system":"sec-edgar","filing":"0001209191-17-032198","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1434588/000120919117032198/doc4.xml","form_type":"4"}}]}