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Deferred stock units vest in one installment on the one year anniversary of the date of grant or on the date of the 2018 annual meeting of stockholders, whichever event is earlier, and are payable as common stock one year following the Director's resignation from the Board of Directors."}],"balance_after":17094,"derivative":{"underlying":"Common Stock","underlying_shares":289},"source":{"system":"sec-edgar","filing":"0001140361-17-018656","document":"doc1.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/874716/000114036117018656/doc1.xml","form_type":"4"}},{"id":4437527,"issuer":{"id":3057,"kind":"organization","name":"IDEXX LABORATORIES INC /DE","symbol":"IDXX"},"owners":[{"id":166796,"kind":"person","name":"END WILLIAM T","position":1,"cik":"0001184157","reported_name":"END WILLIAM T","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2017-02-21T22:45:20.000Z","date":"2017-02-16","kind":"sale","acquired":false,"shares":5000,"price":141.7068,"value":708534.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Represents the weighted average sales price of the shares sold ranging from a low of $141.6166 to a high of $141.8165 per share. 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