Commitments and Contingencies Energy Narrative (Details) - Energy Segment [Member] - USD ($)	1 Months Ended	9 Months Ended	12 Months Ended
	Aug. 31, 2011	Sep. 30, 2015	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009	Dec. 31, 2008
Loss Contingencies [Line Items]
Environmental Costs Recognized, Capitalized in Period			$ 36,000,000	$ 101,000,000	$ 111,000,000
Cost of RINs			124,000,000	127,000,000	181,000,000
Proceeds from Legal Settlements		$ 31,000,000
Insurance Recoveries		27,000,000
Reduction in receivable related to litigation settlement		$ 4,000,000
Wynnewood Consent Order [Member]
Loss Contingencies [Line Items]
Loss Contingency, Estimate of Possible Loss				3,000,000
CVR Energy, Inc. [Member]
Loss Contingencies [Line Items]
Operating Leases, Rent Expense			9,000,000	$ 9,000,000	9,000,000
CRNF [Member]
Loss Contingencies [Line Items]
Gain (Loss) Related to Litigation Settlement								$ 11,000,000
Average Increase in Annual Property Tax Expense					$ 11,000,000	$ 11,000,000	$ 12,000,000	$ 11,000,000	$ 11,000,000
CRRM [Member]
Loss Contingencies [Line Items]
Domestic Refineries Entered into Environmental Regulatory Concent Decree, Minimum Percentage of Domestic Refining Capacity				90.00%
Environmental Compliance Costs, Anticipated Cost				$ 48,000,000
CRRM [Member] | EPA, Second Consent Decree, Clean Air Act [Member]
Loss Contingencies [Line Items]
Loss Contingency, Range of Possible Loss, Maximum				1,000,000
Environmental Compliance Costs, Anticipated Cost				44,000,000
CRRM [Member] | Pending Litigation [Member] | Crude Oil Discharge [Member]
Loss Contingencies [Line Items]
Litigation receivable			4,000,000
Proceeds from Insurance Settlement, Operating Activities			25,000,000
WRC [Member]
Loss Contingencies [Line Items]
Environmental Compliance Costs, Anticipated Cost				89,000,000
WRC [Member] | ODEQ [Member]
Loss Contingencies [Line Items]
Loss Contingency, Damages Paid, Value	$ 950,000
Goldman [Member] | CVR Energy, Inc. [Member]
Loss Contingencies [Line Items]
Litigation Settlement, Amount			22,600,000
Deutsche Bank [Member] | CVR Energy, Inc. [Member]
Loss Contingencies [Line Items]
Litigation Settlement, Amount			22,700,000
Coffeyville, Kansas [Member] | CRRM [Member]
Loss Contingencies [Line Items]
Loss Contingency, Damages Paid, Value			300,000
Coffeyville, Kansas Refinery and Phillipsburg, Kansas Terminal Facility [Member] | Kansas | CRRM and CRT [Member]
Loss Contingencies [Line Items]
Environmental Exit Costs, Costs Accrued to Date			1,000,000	1,000,000
Accrual for Environmental Loss Contingencies			4,000,000	1,000,000
Accrued Expenses and Other Liabilities [Member]
Loss Contingencies [Line Items]
Biofuel blending obligation			$ 10,000,000	$ 52,000,000
Vitol agreement [Member]
Loss Contingencies [Line Items]
Number of days for prior notice of nonrenewal			180 days
Renewal term of agreement			1 year
Petroleum Transportation [Member] | CRRM [Member]
Loss Contingencies [Line Items]
Term of unconditional purchase obligation for petroleum transportation			20 years