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\"Plan\")."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F5","text":"Includes 14,810 unvested restricted stock units granted under the Plan."}],"balance_after":19008,"source":{"system":"sec-edgar","filing":"0001562180-17-004021","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/318996/000156218017004021/primarydocument.xml","form_type":"4"}},{"id":4123100,"issuer":{"id":11887,"kind":"organization","name":"KEY ENERGY SERVICES INC","symbol":"KEGX"},"owners":[{"id":150077,"kind":"person","name":"Hargis Katherine","position":1,"cik":"0001539993","reported_name":"Hargis Katherine","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Sr VP Gen Counsel/Secr"}}],"security":"Common 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option vests in equal quarterly installments on December 15, 2017, 2018, 2019 and 2020."}],"balance_after":5924,"derivative":{"exercise_price":19.35,"expiration_date":"2027-09-12","underlying":"Common Stock","underlying_shares":5924},"source":{"system":"sec-edgar","filing":"0001562180-17-002953","document":"primarydocument.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/318996/000156218017002953/primarydocument.xml","form_type":"4"}},{"id":4211020,"issuer":{"id":11887,"kind":"organization","name":"KEY ENERGY SERVICES INC","symbol":"KEGX"},"owners":[{"id":150077,"kind":"person","name":"Hargis Katherine","position":1,"cik":"0001539993","reported_name":"Hargis Katherine","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"VP, CLO and Secretary"}}],"security":"Employee Stock Option (Right to 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These shares of restricted stock units will vest in four equal annual installments beginning on December 20, 2017."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"The number of shares of Common Stock beneficially owned includes 19,747 unvested shares of restricted stock units granted under the 2016 Plan."}],"balance_after":20360,"source":{"system":"sec-edgar","filing":"0001562180-17-002953","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/318996/000156218017002953/primarydocument.xml","form_type":"4"}},{"id":4372004,"issuer":{"id":11887,"kind":"organization","name":"KEY ENERGY SERVICES INC","symbol":"KEGX"},"owners":[{"id":150077,"kind":"person","name":"Hargis Katherine","position":1,"cik":"0001539993","reported_name":"Hargis 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cash."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F1","text":"The number of warrants beneficially owned following the Issuer's reorganization was misstated in the Forms 4 and 4/A filed on December 20, 2016, December 22, 2016 and February 7, 2017, respectively."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"The number of warrants beneficially owned following the Issuer's reorganization was misstated in the Forms 4 and 4/A filed on December 20, 2016, December 22, 2016 and February 7, 2017, respectively."}],"balance_after":926,"derivative":{"exercise_price":54.4,"expiration_date":"2021-12-15","underlying":"Common Stock ($0.01 par 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number of warrants beneficially owned following the Issuer's reorganization was misstated in the Forms 4 and 4/A filed on December 20, 2016, December 22, 2016 and February 7, 2017, respectively."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Each warrant will be exercisable for one share of Common Stock ($0.01 par value) until the earlier to occur of the expiration date or the date of completion of a merger, sale or other reorganization transaction that results in the Common Stock being exchanged solely for cash."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F1","text":"The number of warrants beneficially owned following the Issuer's reorganization was misstated in the Forms 4 and 4/A filed on December 20, 2016, December 22, 2016 and February 7, 2017, respectively."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"The number of warrants beneficially owned following 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Issuer's reorganization was misstated in the Form 4 and Form 4/A filed on December 20, 2016 and December 22, 2016, respectively."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"The number of warrants beneficially owned following the Issuer's reorganization was misstated in the Form 4 and Form 4/A filed on December 20, 2016 and December 22, 2016, respectively."}],"balance_after":909,"derivative":{"exercise_price":54.4,"expiration_date":"2021-12-15","underlying":"Common Stock ($0.01 par value)","underlying_shares":909},"source":{"system":"sec-edgar","filing":"0001209191-17-008331","document":"doc4a.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/318996/000120919117008331/doc4a.xml","form_type":"4/A","original_submission_date":"2016-12-20"}},{"id":4465331,"issuer":{"id":11887,"kind":"organization","name":"KEY ENERGY SERVICES 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sale or other reorganization transaction that results in the Common Stock being exchanged solely for cash."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F4","text":"The number of warrants beneficially owned following the Issuer's reorganization was misstated in the Form 4 and Form 4/A filed on December 20, 2016 and December 22, 2016, respectively."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"The number of warrants beneficially owned following the Issuer's reorganization was misstated in the Form 4 and Form 4/A filed on December 20, 2016 and December 22, 2016, respectively."}],"balance_after":909,"derivative":{"exercise_price":43.52,"expiration_date":"2020-12-15","underlying":"Common Stock ($0.01 par 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withholding of shares of Common Stock for taxes relates to the accelerated vesting of equity compensation awards that occurred immediately prior to the Issuer's emergence from bankruptcy. For administrative reasons the shares were withheld from the newly issued Common Stock (par value $0.01)."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"The number of shares of Common Stock ($0.01 par value) beneficially owned following the Issuer's reorganization was misstated in the Form 4 and Form 4/A filed on December 20, 2016 and December 22, 2016, respectively, and in the Form 4 filed on December 22, 2016."}],"balance_after":614,"source":{"system":"sec-edgar","filing":"0001209191-17-008331","document":"doc4a.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/318996/000120919117008331/doc4a.xml","form_type":"4/A","original_submission_date":"2016-12-20"}},{"id":4465329,"issuer":{"id":11887,"kind":"organization","name":"KEY ENERGY SERVICES INC","symbol":"KEGX"},"owners":[{"id":150077,"kind":"person","name":"Hargis Katherine","position":1,"cik":"0001539993","reported_name":"Hargis Katherine","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"VP, CLO and Secretary"}}],"security":"Common Stock ($0.01 par value)","published_at":"2017-02-07T16:19:38.000Z","date":"2016-12-15","kind":"other","acquired":true,"shares":822,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"In connection with the Issuer's reorganization pursuant to bankruptcy, all unvested restricted stock awards received 100% accelerated vesting. Pursuant to a reclassification exempt under Rule 16b-7, each then-vested share of Common Stock ($0.10 par value) was cancelled, and new vested securities (Common Stock at $0.01 par value) were issued to the insider, along with warrants described below."},{"field":"shares","element":"transactionShares","label":"F2","text":"The number of shares of Common Stock ($0.01 par value) beneficially owned following the Issuer's reorganization was misstated in the Form 4 and Form 4/A filed on December 20, 2016 and December 22, 2016, respectively, and in the Form 4 filed on December 22, 2016."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"In connection with the Issuer's reorganization pursuant to bankruptcy, all unvested restricted stock awards received 100% accelerated vesting. 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Pursuant to a reclassification exempt under Rule 16b-7, each then-vested share of Common Stock ($0.10 par value) was cancelled, and new vested securities (Common Stock at $0.01 par value) were issued to the insider, along with warrants described below."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"In connection with the Issuer's reorganization pursuant to bankruptcy, all unvested restricted stock awards received 100% accelerated vesting. 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