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Acquisition - Noncontrolling Interest in CVR Partners (Details) - CVR Partners, LP - East Dubuque Merger $ in Millions	Apr. 01, 2016 USD ($)
Business Acquisition [Line Items]
Fair value of CVR Partners common units issued, as of the close of the East Dubuque Merger	$ 335.7
Noncontrolling Interest
Business Acquisition [Line Items]
Less: Change in CVR Energy's noncontrolling interest in CVR Partner's equity due to the East Dubuque Merger	292.8
Additional Paid-In Capital
Business Acquisition [Line Items]
Less: Change in CVR Energy's noncontrolling interest in CVR Partner's equity due to the East Dubuque Merger	$ 42.9

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Noncontrolling Interest, Increase from Business Combination, Before Tax

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Amount of equity interests of the acquirer, including instruments or interests issued or issuable in consideration for the business combination.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 30
-Paragraph 7
-URI http://asc.fasb.org/extlink&oid=6911251&loc=d3e6578-128477

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