Revenue - Schedule of Changes in Technology Services and Subscription Deferred Revenue Liability (Detail) - USD ($) $ in Millions |
3 Months Ended | 9 Months Ended | ||||||
|---|---|---|---|---|---|---|---|---|
Sep. 30, 2026 |
Sep. 30, 2025 |
Sep. 30, 2026 |
Sep. 30, 2025 |
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| Revenue from Contract with Customer [Abstract] | ||||||||
| Beginning balance | $ 263 | $ 242 | $ 260 | $ 124 | ||||
| Acquisition | [1] | 0 | 0 | 0 | 19 | |||
| Additions | [2] | 79 | 67 | 189 | 156 | |||
| Revenue recognized that was included in the beginning balance | (75) | (77) | (182) | (67) | ||||
| Ending balance | $ 267 | $ 232 | $ 267 | $ 232 | ||||
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