Supplemental Disclosures to the Consolidated Statements of Cash Flows (Supplemental Operating and Financing Cash Flow Items) (Details) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|
| Operating: | |||
| Contingent consideration payments for prior year acquisitions | $ (28) | $ (92) | $ (41) |
| Receipt of contingent consideration for dispositions | 0 | 0 | 1 |
| Acquisition/disposition related net charges for adjustments | 65 | 15 | 29 |
| Adjustments and payments related to contingent consideration | 37 | (77) | (11) |
| Financing: | |||
| Contingent consideration for prior year acquisitions | (13) | (74) | (135) |
| Deferred consideration for prior year acquisitions | (54) | (39) | (67) |
| Payments of deferred and contingent consideration for acquisitions | (67) | (113) | (202) |
| Receipts of contingent consideration for dispositions | $ 0 | $ 1 | $ 2 |