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Debt - Holding Company Debt (Details) - USD ($) $ in Millions	Mar. 31, 2025	Dec. 31, 2024
Debt Instrument
Debt	$ 6,794	$ 6,809
Revolving credit facility
Debt Instrument
Total availability under credit agreement	371
Letter of Credit
Debt Instrument
Total availability under credit agreement	24
Holding Company
Debt Instrument
Debt	4,699	4,699
Energy
Debt Instrument
Debt	1,918	1,919
Automotive Segment
Debt Instrument
Debt	28	31
Food Packaging Segment
Debt Instrument
Debt	136	144
Real Estate Segment
Debt Instrument
Debt	1	1
Home Fashion Segment
Debt Instrument
Debt	12	15
Reporting Segments
Debt Instrument
Debt	2,095	2,110
6.250% senior unsecured notes due 2026 | Holding Company
Debt Instrument
Debt	$ 719	$ 719
Interest rate on debt instrument (in percent)	6.25%	6.25%
5.250% senior unsecured notes due 2027 | Holding Company
Debt Instrument
Debt	$ 1,384	$ 1,384
Interest rate on debt instrument (in percent)	5.25%	5.25%
4.375% senior unsecured notes due 2029 | Holding Company
Debt Instrument
Debt	$ 656	$ 656
Interest rate on debt instrument (in percent)	4.375%	4.375%
9.750% senior unsecured notes due 2029 | Holding Company
Debt Instrument
Debt	$ 698	$ 698
Interest rate on debt instrument (in percent)	9.75%	9.75%
10.000% senior notes due 2029 | Holding Company
Debt Instrument
Debt	$ 495	$ 495
Interest rate on debt instrument (in percent)	10.00%	10.00%
9.000% senior unsecured notes due 2030 | Holding Company
Debt Instrument
Debt	$ 747	$ 747
Interest rate on debt instrument (in percent)	9.00%	9.00%

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

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Contractual interest rate for funds borrowed, under the debt agreement.

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The carrying value as of the balance sheet date of the noncurrent portion of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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