Related Party Transactions - Schedule of Other Related Party Transactions (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Related Party Transaction [Line Items]
Revenues	$ 8,748	$ 8,188	$ 7,263
Costs and services	7,420	6,745	6,063
Accounts receivable, net	949	1,004	855
Investor
Related Party Transaction [Line Items]
Revenues	218	310	236
Costs and services	18	38	$ 59
Accounts receivable, net	15	33
Accounts payable	$ 4	$ 0