Income Taxes Narrative (Details) - USD ($)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Dec. 09, 2020	Dec. 08, 2020	Dec. 31, 2018
Income Tax Contingency [Line Items]
Book basis of net assets	$ 3,544,000,000	$ 3,383,000,000
Book/tax basis difference	(1,362,000,000)	(775,000,000)
Tax basis of net assets	2,182,000,000	2,608,000,000
Domestic income (loss) from continuing operations before taxes	(576,000,000)	(2,586,000,000)	$ (1,765,000,000)
Foreign income (loss) from continuing operations before taxes	(2,000,000)	2,000,000	26,000,000
Income before income tax benefit (expense)	(578,000,000)	(2,584,000,000)	(1,739,000,000)
Current income tax (expense) benefit	(90,000,000)	67,000,000	(109,000,000)
Deferred income tax (expense) benefit	168,000,000	49,000,000	89,000,000
Income tax (expense) benefit	78,000,000	116,000,000	(20,000,000)
Deferred tax assets, Property, plant and equipment	1,000,000	17,000,000
Deferred tax asset, net operating loss	955,000,000	996,000,000
deferred tax asset, Tax credits	54,000,000	60,000,000
Deferred Tax Assets, Capital Loss Carryforwards	342,000,000	358,000,000
Deferred tax assets, lease arrangements	118,000,000	141,000,000
Deferred tax asset, Other	120,000,000	119,000,000
Deferred tax assets, gross	1,590,000,000	1,691,000,000
Deferred Tax Assets, Valuation Allowance	(971,000,000)	(1,026,000,000)
Deferred Tax Assets, Net of Valuation Allowance	619,000,000	665,000,000
Deferred tax liabilities, Property, plant and equipment	(118,000,000)	(121,000,000)
Deferred tax liabilities, Intangible assets	(80,000,000)	(84,000,000)
Deferred tax liability, Investment in partnerships	(496,000,000)	(657,000,000)
Deferred tax liabilities, Investment in U.S. subsidiaries	(184,000,000)	(184,000,000)
Deferred Tax Liabilities, Leases	(113,000,000)	(135,000,000)
Deferred tax liabilities, Other	(9,000,000)	(42,000,000)
Deferred Tax Liabilities, Gross	(1,000,000,000)	(1,223,000,000)
Deferred tax liabilities, net of deferred tax assets	(381,000,000)	(558,000,000)
Deferred Tax Assets, Net	9,000,000	10,000,000
Deferred tax liability	390,000,000	568,000,000
Deferred tax liabilities	390,000,000	568,000,000
Increase (decrease) in deferred tax asset valuation amount	$ 55,000,000
Deferred Tax Carryforward Period	5 years
Undistributed earnings of foreign subsidiaries	$ 64,000,000
Additional tax due from GILTI	0
Unrecognized tax benefits balance	33,000,000	35,000,000	33,000,000			$ 34,000,000
Unrecognized Tax Benefits that Would Impact Effective Tax Rate	29,000,000	31,000,000	27,000,000
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued	5,000,000	3,000,000	1,000,000
Income tax expense related to interest and penalties related to unrecognized tax benefits	2,000,000	2,000,000	0
Deferred tax assets, lease arrangements	118,000,000	141,000,000
Deferred Tax Liabilities, Leasing Arrangements	113,000,000	135,000,000
Energy Segment
Income Tax Contingency [Line Items]
Income before income tax benefit (expense)	2,000,000	(439,000,000)	426,000,000
Income tax (expense) benefit	27,000,000	112,000,000	(112,000,000)
American Entertainment Properties Corp.
Income Tax Contingency [Line Items]
Deferred tax assets, Operating loss carryforwards, Subject to expiration	2,900,000,000
American Entertainment Properties Corp. | Viskase Companies, Inc
Income Tax Contingency [Line Items]
Noncontrolling Interest, Ownership Percentage by Parent				89.00%	79.00%
CVR Energy
Income Tax Contingency [Line Items]
Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit		5,000,000
Domestic tax authority
Income Tax Contingency [Line Items]
Current income tax (expense) benefit	(87,000,000)	69,000,000	(106,000,000)
Deferred income tax (expense) benefit	166,000,000	51,000,000	87,000,000
Foreign tax authority
Income Tax Contingency [Line Items]
Current income tax (expense) benefit	(3,000,000)	(2,000,000)	(3,000,000)
Deferred income tax (expense) benefit	2,000,000	$ (2,000,000)	$ 2,000,000
Foreign tax authority | American Entertainment Properties Corp.
Income Tax Contingency [Line Items]
Deferred Tax Assets, Operating Loss Carryforwards, Not Subject to Expiration	29,000,000
Kansas | CVR Energy
Income Tax Contingency [Line Items]
Tax credits	26,000,000
Maximum | Foreign tax authority | American Entertainment Properties Corp.
Income Tax Contingency [Line Items]
Deferred tax assets, Operating loss carryforwards, Subject to expiration	$ 1,000,000