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Revenue Recognition - Contract Balances (Details) - USD ($) $ in Millions | 12 Months Ended
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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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