Selected Quarterly Financial Information (unaudited) (Details 2) - USD ($) $ in Millions	3 Months Ended				12 Months Ended
	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Dec. 31, 2014	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Unusual or Infrequent Item [Line Items]
Turnaround costs					$ 109.2	$ 6.8	$ 0.0
Lower of FIFO cost or market inventory adjustment						36.8
Coffeyville Refinery Incident, Fire Isomerization Unit \| CVR Refining, LP
Unusual or Infrequent Item [Line Items]
Property damage gross repair and other costs						6.3
Direct Operating Expenses \| Coffeyville Refinery Incident, Fire Isomerization Unit \| CVR Refining, LP
Unusual or Infrequent Item [Line Items]
Property damage gross repair and other costs						6.3
Cost of Goods Sold, Excluding Depreciation, Depletion, and Amortization
Unusual or Infrequent Item [Line Items]
Lower of FIFO cost or market inventory adjustment				$ 36.8
Coffeyville refinery
Unusual or Infrequent Item [Line Items]
Turnaround costs, phase one					101.5
Turnaround costs, phase two					0.7
Turnaround costs	$ 84.9	$ 15.6	$ 1.7		102.2	5.5
Wynnewood refinery
Unusual or Infrequent Item [Line Items]
Turnaround costs					$ 0.0	1.3
Wynnewood refinery \| Fluid Catalytic Cracking Unit Outage
Unusual or Infrequent Item [Line Items]
Number of days offline				16 days
Wynnewood refinery \| Direct Operating Expenses \| Fluid Catalytic Cracking Unit Outage
Unusual or Infrequent Item [Line Items]
Property damage gross repair and other costs						$ 8.5