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Each dividend equivalent unit represents a contingent right to receive one share of Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The dividend equivalent units accrued with respect to outstanding awards of restricted stock units (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 Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"The dividend equivalent units accrued with respect to outstanding awards of restricted stock units (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 Common Stock."}],"balance_after":45.863,"derivative":{"underlying":"Class A Common Stock, $0.001 par value","underlying_shares":45.863},"source":{"system":"sec-edgar","filing":"0001003078-19-000183","document":"certent-form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1003078/000100307819000183/certent-form4.xml","form_type":"4"}},{"id":3478393,"issuer":{"id":8855,"kind":"organization","name":"MSC INDUSTRIAL DIRECT CO INC","symbol":"MSM"},"owners":[{"id":136401,"kind":"person","name":"Martin Edward F Jr","position":1,"cik":"0001779078","reported_name":"Martin Edward F Jr","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, Sales & Customer Success"}}],"security":"Restricted Stock Unit","published_at":"2019-06-26T21:19:19.000Z","date":"2019-06-25","kind":"grant","acquired":true,"shares":4143,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each RSU represents a contingent right to receive one share of Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"828 of 4,143 RSUs granted on June 25, 2019 vest on each of June 25, 2020 and June 25, 2021, and 829 RSUs vest on each of June 25, 2022, June 25, 2023, and June 25, 2024, 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":"F2","text":"828 of 4,143 RSUs granted on June 25, 2019 vest on each of June 25, 2020 and June 25, 2021, and 829 RSUs vest on each of June 25, 2022, June 25, 2023, and June 25, 2024, 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":4143,"derivative":{"underlying":"Class A Common Stock, $0.001 par value","underlying_shares":4143},"source":{"system":"sec-edgar","filing":"0001003078-19-000139","document":"certent-form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1003078/000100307819000139/certent-form4.xml","form_type":"4"}}]}