Supplemental Disclosures to the Consolidated Statements of Cash Flows (Supplemental Operating and Financing Cash Flow Items) (Details) - USD ($) $ in Millions |
9 Months Ended | |
|---|---|---|
Sep. 30, 2026 |
Sep. 30, 2025 |
|
| Operating: | ||
| Contingent consideration payments for prior year acquisitions | $ (59) | $ (27) |
| Acquisition/disposition related net charges for adjustments | 28 | 45 |
| Adjustments and payments related to contingent consideration | (31) | 18 |
| Financing: | ||
| Contingent consideration for prior year acquisitions | (44) | (11) |
| Deferred consideration for prior year acquisitions | (101) | (53) |
| Payments of deferred and contingent consideration for acquisitions | (145) | (64) |
| Receipts of deferred and contingent consideration for dispositions | $ 12 | $ 0 |