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Deferred Contract Costs - Schedule of Deferred Contract Costs (Details) - USD ($) $ in Millions | Dec. 31, 2024 | Dec. 31, 2023
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Capitalized Contract Cost |  |
Total Deferred contract costs, net | $ 1,241 | $ 1,076
Contract costs on implementations in progress |  |
Capitalized Contract Cost |  |
Total Deferred contract costs, net | 381 | 291
Contract origination costs on completed implementations, net |  |
Capitalized Contract Cost |  |
Total Deferred contract costs, net | 602 | 542
Contract fulfillment costs on completed implementations, net |  |
Capitalized Contract Cost |  |
Total Deferred contract costs, net | $ 258 | $ 243

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