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Derivative Financial Instruments - Schedule of Offsetting Assets (Details) - CVR Refining, LP - Current Assets - USD ($)
$ in Millions
Jun. 30, 2016
Dec. 31, 2015
Offsetting Assets [Line Items]    
Gross Current Assets $ 13.3 $ 44.8
Gross Amounts Offset 0.0 (0.1)
Net Current Assets Presented 13.3 44.7
Cash Collateral Not Offset 0.0 0.0
Net Amount 13.3 44.7
Commodity swaps    
Offsetting Assets [Line Items]    
Gross Current Assets 13.3 44.8
Gross Amounts Offset 0.0 (0.1)
Net Current Assets Presented 13.3 44.7
Cash Collateral Not Offset 0.0 0.0
Net Amount $ 13.3 $ 44.7