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Dividends which would have been received on shares represented by Share Units are also invested in Share Units.  The Share Units are settled in cash, generally at the time the reporting person ceases to be a Director of the Issuer."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"These Share Units do not have a specified dollar-denominated exercise or conversion price.  (Their value is based, on a one-for-one basis, on the price of the Issuer's common stock on the New York Stock Exchange.)"},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"These Share Units are acquired through compensation deferral."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"These Share Units do not become exercisable on a fixed date or expire.  (Generally, the Share Units become payable at the time the reporting person ceases to be a Director of the Issuer.)"},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"These Share Units do not become exercisable on a fixed date or expire.  (Generally, the Share Units become payable at the time the reporting person ceases to be a Director of the Issuer.)"}],"balance_after":59177.5307,"derivative":{"underlying":"Common Stock","underlying_shares":3189.4014},"source":{"system":"sec-edgar","filing":"0001562180-17-000163","document":"primarydocument.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/876437/000156218017000163/primarydocument.xml","form_type":"4"}},{"id":4588463,"issuer":{"id":791,"kind":"organization","name":"MGIC INVESTMENT CORP","symbol":"MTG"},"owners":[{"id":21034,"kind":"person","name":"Zandi Mark","position":1,"cik":"0001496995","reported_name":"Zandi Mark","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Share Units","published_at":"2016-10-04T20:30:29.000Z","date":"2016-09-30","kind":"grant","acquired":true,"shares":4062.5,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"The reporting person participates in the MGIC Investment Corporation Deferred Compensation Plan for Non-Employee Directors under which units corresponding to shares of Common Stock of the Issuer (\"Share Units\") are awarded to the reporting person."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"These Share Units do not have a specified dollar-denominated exercise or conversion price.  (Their value is based, on as one-for-one basis, on the price of the Issuer's common stock on the New York Stock Exchange.)"},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"These Share Units are settled in cash, on a specified date, unless a qualified election for later distribution is made by the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"These Share Units were awarded to the reporting person pursuant to the Issuer's Deferred Compensation Plan for Non-Employee Directors and no price was paid by the reporting person for the Share Units."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"These shares do not expire on a fixed date."}],"balance_after":55988.1293,"derivative":{"exercise_date":"2017-02-01","underlying":"Common Stock","underlying_shares":4062.5},"source":{"system":"sec-edgar","filing":"0001562180-16-003213","document":"primarydocument.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/876437/000156218016003213/primarydocument.xml","form_type":"4"}}]}