Long-Term Debt and Credit Facilities - Impact of Recent Debt Transactions, Additional Information (Details) - USD ($) $ in Millions	3 Months Ended			6 Months Ended
	Jun. 30, 2024	Mar. 31, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Long-term Debt and Credit Facilities
Net gain on early retirement of debt	$ 3	$ 275	$ 9	$ 278	$ 618
Reduction in debt from fair value adjustment				492
Payment for lender fees				209
Payment for third-party costs				174
Debt instrument, capitalized lender fees	52			52
Third party costs capitalized	$ 62			$ 62
7.200% Senior Notes Due 2025 | Senior Notes
Long-term Debt and Credit Facilities
Stated interest rate	7.20%			7.20%
5.625% Senior Notes Due 2025 | Senior Notes
Long-term Debt and Credit Facilities
Stated interest rate	5.625%			5.625%
5.625% and 7.200% Senior Notes Due 2025 | Senior Notes
Long-term Debt and Credit Facilities
Net gain on early retirement of debt				$ 3
Repurchased face amount	$ 75			75
Gain (Loss) on Extinguishment of Debt
Long-term Debt and Credit Facilities
Debt instrument, lender fees				157
Selling, General and Administrative Expense
Long-term Debt and Credit Facilities
Debt instrument, third-party costs				$ 112