Revenue Recognition - Contract Balances (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Schedule of Contract Assets and Liabilities [Line Items]
Capitalized contract costs	$ 1,220	$ 706
Accounts receivable, net	3,488	3,542
Unbilled revenues (included within Accounts receivable, net - Contracts with customers)	1,548	1,493
Deferred revenue	1,573	1,634
Amortization of capitalized contract costs	332	168	$ 86
Deferred revenue from contract with customers	1,500	1,600
Accounts receivable, net - Contracts with customers
Schedule of Contract Assets and Liabilities [Line Items]
Accounts receivable, net	3,393	3,395
Accounts receivable, net - Accounted for under topics other than ASC 606
Schedule of Contract Assets and Liabilities [Line Items]
Accounts receivable, net	90	136
Accounts receivable, net - Affiliate
Schedule of Contract Assets and Liabilities [Line Items]
Accounts receivable, net	$ 5	$ 11

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