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Represents an exchange ratio of 0.5081 new TCF common shares per common share of Legacy TCF, with cash paid in lieu of fractional shares."},{"field":"price","element":"transactionPricePerShare","label":"F7","text":"The closing price per common share of Legacy TCF on the day immediately preceding the effective date of the Merger (the last closing price available) was $21.38 per share, and the closing price per common share of new TCF on the effective date of the Merger was $41.18 per share."}],"balance_after":47978,"source":{"system":"sec-edgar","filing":"0001519695-19-000121","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/19612/000151969519000121/edgar.xml","form_type":"4"}},{"id":3448004,"issuer":{"id":155683,"kind":"organization","name":"TCF FINANCIAL CORP","symbol":"TCF"},"owners":[{"id":27300,"kind":"person","name":"Costa James 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the merger, which represents an exchange ratio of 0.5081 new TCF shares per share of the issuer's common stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F7","text":"The shares noted are derivative securities based on the Reporting Person's benefits under a non-qualified plan."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001519695-19-000096","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/814184/000151969519000096/edgar.xml","form_type":"4"}},{"id":3448003,"issuer":{"id":155683,"kind":"organization","name":"TCF FINANCIAL CORP","symbol":"TCF"},"owners":[{"id":27300,"kind":"person","name":"Costa James M","position":1,"cik":"0001583207","reported_name":"Costa James M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Risk Officer"}}],"security":"Common 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units of the issuer, convertible into shares of the issuer's common stock on a one-for-one basis, that were assumed by new TCF in the merger and replaced with 27,453 shares of service-based restricted stock units of new TCF that are convertible into shares of new TCF's common stock on a one-for-one basis on the applicable vesting dates, subject to certain exceptions."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001519695-19-000096","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/814184/000151969519000096/edgar.xml","form_type":"4"}},{"id":3448001,"issuer":{"id":155683,"kind":"organization","name":"TCF FINANCIAL CORP","symbol":"TCF"},"owners":[{"id":27300,"kind":"person","name":"Costa James M","position":1,"cik":"0001583207","reported_name":"Costa James M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief 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The Form 4 did not include the acquisition transaction upon the vesting of a performance-based restricted stock award in the amount of 14,535 shares and that the withholding of the 4,448 shares related to the vesting of a performance-based restricted stock award.  This amendment corrects these omissions and the total number of shares of common stock owned directly by the reporting person reported in the original Form 4."}],"balance_after":69116,"source":{"system":"sec-edgar","filing":"0001519695-19-000034","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/814184/000151969519000034/edgar.xml","form_type":"4/A","original_submission_date":"2019-01-24"}},{"id":3688705,"issuer":{"id":155683,"kind":"organization","name":"TCF FINANCIAL CORP","symbol":"TCF"},"owners":[{"id":27300,"kind":"person","name":"Costa James M","position":1,"cik":"0001583207","reported_name":"Costa James M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CRO, CCO"}}],"security":"Common 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