Amount of borrowing capacity currently available under the debt arrangement.

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Represent the additional credit facility term in line of credit, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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The cash outflow to repurchase long term senior debt that is not secured by collateral

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The amount cash inflow associated with the redemption of debt held in treasury.

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Amount of short-term and long-term debt and lease obligation.

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Percentage points added to the reference rate to compute the variable rate on the debt instrument.

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Percentage price of original principal amount of debt at which debt can be redeemed by the issuer.

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Fair value amount of debt instrument that was repurchased.

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Face (par) amount of the original debt instrument that was repurchased.

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Gross amount of debt extinguished.

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.

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Debt - Holding Company Debt (Details) - USD ($) $ in Millions				1 Months Ended				2 Months Ended	3 Months Ended	12 Months Ended
	Jan. 27, 2026	Sep. 05, 2025	Dec. 16, 2024	Feb. 28, 2026	Dec. 31, 2024	Apr. 30, 2024	Dec. 31, 2023	Dec. 31, 2023	Mar. 31, 2026	Dec. 31, 2027	Dec. 31, 2026	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023	Feb. 26, 2026	Aug. 31, 2025	Nov. 30, 2024	Jun. 13, 2024	May 31, 2024	Feb. 29, 2024	Oct. 31, 2020
Debt Instrument
Debt					$ 6,809							$ 6,616	$ 6,809
Repurchase of senior notes held in treasury												46	168
Repayments of Holding Company senior notes												479	1,229	$ 1,159
Loss on extinguishment of debt										$ 13	$ 8	3
Revolving credit facility
Debt Instrument
Line of credit facility, maximum borrowing capacity												345
Revolving credit facility \| Minimum
Debt Instrument
Line of credit facility, maximum borrowing capacity				$ 550
Revolving credit facility \| Maximum
Debt Instrument
Line of credit facility, maximum borrowing capacity				$ 700
Holding Company Segment
Debt Instrument
Debt					4,699							4,664	4,699
Aggregate principal amount						$ 177
Extinguishment of debt, amount						177		$ 57
Repurchase of senior notes held in treasury						168
Repurchase amount							$ 92	92						92
Loss on extinguishment of debt												3	8	13
Energy
Debt Instrument
Debt					1,919							1,765	1,919
Energy \| Revolving credit facility
Debt Instrument
Total availability under credit agreement					277							296	277
Energy \| Letter of Credit
Debt Instrument
Total availability under credit agreement					24							10	24
Energy \| Subsequent event \| Revolving credit facility
Debt Instrument
Extend the maturity date				3 years
Automotive Segment
Debt Instrument
Debt					31							21	31
Food Packaging Segment
Debt Instrument
Debt					144							142	144
Food Packaging Segment \| Revolving credit facility
Debt Instrument
Line of credit facility, maximum borrowing capacity																					$ 37
Line of credit												33
Real Estate Segment
Debt Instrument
Debt					1							1	1
Home Fashion Segment
Debt Instrument
Debt					15							23	15
Reporting Segments
Debt Instrument
Debt					2,110							1,952	2,110
6.375% senior unsecured notes due 2025 \| Holding Company Segment
Debt Instrument
Interest rate on debt instrument (in percent)																		6.375%
6.250% senior unsecured notes due 2026 \| Subsequent event
Debt Instrument
Redemption price	100.00%
6.250% senior unsecured notes due 2026 \| Holding Company Segment
Debt Instrument
Debt					$ 719							$ 240	$ 719
Debt face amount						$ 12	$ 12	$ 12						$ 12
Interest rate on debt instrument (in percent)		6.25%	6.25%		6.25%	6.25%	6.25%	6.25%				6.25%	6.25%	6.25%			6.25%
Aggregate principal amount						$ 52
Extinguishment of debt, amount		$ 500
Repurchase of senior notes held in treasury		21
Repayments of Holding Company senior notes		$ 479	$ 500
Debt redemption					$ 21
6.250% senior unsecured notes due 2026 \| Holding Company Segment \| Subsequent event
Debt Instrument
Interest rate on debt instrument (in percent)	6.25%														6.25%
5.250% senior unsecured notes due 2027 \| Holding Company Segment
Debt Instrument
Debt					$ 1,384							$ 1,383	$ 1,384
Debt face amount						$ 5	$ 5	$ 5						$ 5
Interest rate on debt instrument (in percent)					5.25%	5.25%	5.25%	5.25%				5.25%	5.25%	5.25%			5.25%
Aggregate principal amount						$ 73
4.375% senior unsecured notes due 2029 \| Holding Company Segment
Debt Instrument
Debt					$ 656							$ 657	$ 656
Interest rate on debt instrument (in percent)					4.375%	4.375%						4.375%	4.375%				4.375%
Aggregate principal amount						$ 52
9.750% senior unsecured notes due 2029 \| Holding Company Segment
Debt Instrument
Debt					$ 698							$ 699	$ 698
Debt face amount							$ 700	$ 700						$ 700
Interest rate on debt instrument (in percent)					9.75%		9.75%	9.75%				9.75%	9.75%	9.75%
10.000% senior notes due 2029 \| Holding Company Segment
Debt Instrument
Debt					$ 495							$ 988	$ 495
Debt face amount																$ 500	$ 500
Interest rate on debt instrument (in percent)					10.00%							10.00%	10.00%			10.00%	10.00%
9.000% senior unsecured notes due 2030 \| Holding Company Segment
Debt Instrument
Debt					$ 747							$ 697	$ 747
Debt face amount																			$ 750
Interest rate on debt instrument (in percent)					9.00%							9.00%	9.00%				9.00%		9.00%
Aggregate principal amount												$ 50
Repurchase of senior notes held in treasury												46
A8.50 Senior Unsecured Notes Due 2029 \| Subsequent event
Debt Instrument
Debt face amount				$ 600
Interest rate on debt instrument (in percent)				8.50%
Loss on extinguishment of debt				$ (28)
Redemption price				104.25%
A8.50 Senior Unsecured Notes Due 2029 \| Energy
Debt Instrument
Debt face amount												$ 600
Interest rate on debt instrument (in percent)												8.50%
CVR 2025 Notes \| Energy
Debt Instrument
Interest rate on debt instrument (in percent)																				5.25%
Loss on extinguishment of debt													$ (1)
CVR 2028 Notes \| Subsequent event
Debt Instrument
Debt face amount				$ 400
Interest rate on debt instrument (in percent)				5.75%
Partial redemption				$ 217
CVR 2028 Notes \| Subsequent event \| Maximum
Debt Instrument
Loss on extinguishment of debt									$ (1)
CVR 2028 Notes \| Energy
Debt Instrument
Debt face amount												$ 400
Interest rate on debt instrument (in percent)												5.75%
Cvr Partner 2028 Notes \| Energy
Debt Instrument
Debt face amount												$ 550
Interest rate on debt instrument (in percent)												6.125%
Senior secured term loan \| Subsequent event
Debt Instrument
Loss on extinguishment of debt									$ (3)
Senior secured term loan \| Energy
Debt Instrument
Debt face amount					$ 325							$ 154	$ 325
Principal amount repaid												165
Loss on extinguishment of debt												(3)
Variable net proceeds					$ 318
Senior secured term loan \| Energy \| Base rate
Debt Instrument
Variable interest rate					3.00%
Senior secured term loan \| Energy \| SOFR
Debt Instrument
Variable interest rate					4.00%
4.750% senior unsecured notes due 2024 \| Holding Company Segment
Debt Instrument
Debt face amount							$ 35	$ 35						$ 35
Interest rate on debt instrument (in percent)							4.75%	4.75%						4.75%
Proceeds from Issuance of Debt							$ 376
4.375% senior unsecured notes due 2029 \| Holding Company Segment
Debt Instrument
Debt face amount							$ 40	$ 40						$ 40
Interest rate on debt instrument (in percent)							4.375%	4.375%						4.375%
Repurchase amount												$ 84
Term loan \| Food Packaging Segment
Debt Instrument
Debt face amount																					$ 99
Interest rate on debt instrument (in percent)					7.50%							6.80%	7.50%
Remaining availability of term loan					$ 25							$ 5	$ 25
Senior Notes \| Subsequent event
Debt Instrument
Debt face amount				1,000
7.50% senior notes due February 2031 \| Subsequent event
Debt Instrument
Debt face amount				$ 600
Interest rate on debt instrument (in percent)				7.50%
7.875% senior notes due February 2034 \| Subsequent event
Debt Instrument
Debt face amount				$ 400
Interest rate on debt instrument (in percent)				7.875%