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The Restricted Stock Units will vest one year after date of grant.  (One (1) Restricted Stock Unit in the Deferred Compensation Plan for Non-Employee Directors is the equivalent of one (1) share of Ashland Common Stock.)"},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Grant of deferred Restricted Stock Units pursuant to Ashland's Deferred Compensation Plan for Non-Employee Directors, and exempt under Rule 16b-3.  The Restricted Stock Units will vest one year after date of grant.  (One (1) Restricted Stock Unit in the Deferred Compensation Plan for Non-Employee Directors is the equivalent of one (1) share of Ashland Common Stock.)"},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Balance includes 91 additional Restricted Stock Units acquired in lieu of cash dividends paid on December 15, 2016 pursuant to Ashland's Deferred Compensation Plan and exempt under Rule 16b-3. One (1) Common Stock Unit in is the equivalent of one (1) share of Ashland Common Stock)."}],"balance_after":27132,"derivative":{"underlying":"Common Stock","underlying_shares":946},"source":{"system":"sec-edgar","filing":"0001127602-17-002696","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1674862/000112760217002696/form4.xml","form_type":"4"}},{"id":4502118,"issuer":{"id":3922,"kind":"organization","name":"Celanese Corp","symbol":"CE"},"owners":[{"id":151558,"kind":"person","name":"ROHR MARK C","position":1,"cik":"0001235356","reported_name":"ROHR MARK C","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman and CEO"}}],"security":"Series A Common Stock","published_at":"2017-01-04T16:58:35.000Z","date":"2017-01-01","kind":"tax_withholding","acquired":false,"shares":51902,"price":78.965,"value":4098441.43,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Shares withheld for the payment of taxes on the vesting and settlement of previously reported performance-based restricted stock units."}],"balance_after":349362,"source":{"system":"sec-edgar","filing":"0001306830-17-000009","document":"wf-form4_148356710002769.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1235356/000130683017000009/wf-form4_148356710002769.xml","form_type":"4"}}]}