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Stock units vest in four equal installments beginning on the anniversary of the transaction date."}],"balance_after":16189,"source":{"system":"sec-edgar","filing":"0001127602-17-026455","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/730464/000112760217026455/form4.xml","form_type":"4"}},{"id":4321998,"issuer":{"id":3964,"kind":"organization","name":"Covista Inc.","symbol":"CVSA"},"owners":[{"id":155241,"kind":"person","name":"Sodeika Lisa M","position":1,"cik":"0001384586","reported_name":"Sodeika Lisa M","relationship":{"officer":true,"officer_title":"SVP, External Relations and Re"}}],"security":"Common Stock","published_at":"2017-05-15T19:22:42.000Z","date":"2017-05-12","kind":"tax_withholding","acquired":false,"shares":483,"price":39.7,"value":19175.1,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Includes restricted stock units which represent a right to receive one share of common stock for each restricted stock unit.  Each restricted stock units vest 25% on the anniversary of the original grant date and is fully-vested on the four year anniversary of the grant date."}],"balance_after":12869,"source":{"system":"sec-edgar","filing":"0001127602-17-018053","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/730464/000112760217018053/form4.xml","form_type":"4"}}]}