Long-Term Debt - TSA Transactions, Additional Information (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Mar. 31, 2024	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Debt Instrument [Line Items]
Amount of debt redeemed	$ 2,600
Reduction in debt resulting from extinguishment of debt	261
Gain on extinguishment of debt	$ 54	$ 119	$ 0	$ 8
Lender fees paid		209
Third party costs paid		112
Capitalized lender fees		52
Capitalized third party costs		51
Gain (loss) on extinguishment of debt
Debt Instrument [Line Items]
Lender fees recognized as expense		157
Operating expense
Debt Instrument [Line Items]
Third party costs expensed		$ 61