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Other Financial Data - Schedule of Other Non-current Assets (Details) - USD ($) $ in Millions | Jun. 30, 2025 | Dec. 31, 2024
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Other Financial Data [Abstract] |  |
Cost to obtain contracts with customers | $ 187 | $ 207
Investments | 101 | 90
Taxes receivable | 84 | 90
Other | 200 | 611
Total | $ 572 | 998
Leases |  | 9
Payments to acquire businesses, escrow deposits |  | $ 416

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