Debt - Narrative (Details) - USD ($)		1 Months Ended	3 Months Ended
		Mar. 31, 2024	Mar. 31, 2024	Mar. 31, 2023	Oct. 31, 2023
Long-Term Debt
Loss on extinguishment of debt			$ 116,000,000	$ 13,000,000
Outstanding deferred amount		$ 839,000,000	$ 839,000,000
Minimum | Contract With Customer, Liability, Up-Front Payment Arrangement
Long-Term Debt
Credit agency fees, percentage of loan amount payable			2.35%
Maximum | Contract With Customer, Liability, Up-Front Payment Arrangement
Long-Term Debt
Credit agency fees, percentage of loan amount payable			5.48%
Unsecured senior notes | Minimum
Long-Term Debt
Fixed interest rate	[1]	3.70%	3.70%
Unsecured senior notes | Maximum
Long-Term Debt
Fixed interest rate	[1]	9.25%	9.25%
Unsecured senior notes | Senior Notes Due 2032
Long-Term Debt
Face amount		$ 1,250,000,000	$ 1,250,000,000
Proceeds from senior notes		$ 1,240,000,000
Fixed interest rate		6.25%	6.25%
Unsecured senior notes | Senior Notes Due 2027
Long-Term Debt
Fixed interest rate		11.625%	11.625%
Repayment of debt		$ 1,250,000,000
Loss on extinguishment of debt		116,000,000
Revolving Credit Facility | Line of Credit
Long-Term Debt
Remaining borrowing capacity		3,300,000,000	$ 3,300,000,000
Revolving Credit Facility | Line of Credit | Aggregate Revolving Capacity, October 2024
Long-Term Debt
Maximum borrowing capacity					$ 3,600,000,000
Revolving Credit Facility | Line of Credit | Aggregate Revolving Capacity, October 2026
Long-Term Debt
Maximum borrowing capacity		1,800,000,000	1,800,000,000
Revolving Credit Facility | Line of Credit | Aggregate Revolving Capacity, October 2028
Long-Term Debt
Maximum borrowing capacity		1,800,000,000	1,800,000,000
Revolving Credit Facility | Line of Credit | Aggregate Revolving Capacity, April 2025
Long-Term Debt
Maximum borrowing capacity		$ 77,000,000	$ 77,000,000

[1] Interest rates based on outstanding loan balance as of March 31, 2024, and for variable rate debt include either EURIBOR or Term SOFR plus the applicable margin.