Supplemental Disclosures to the Consolidated Statements of Cash Flows (Supplemental Cash Flow Disclosures) (Details) - USD ($) $ in Millions |
6 Months Ended | |
|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
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| Supplemental Cash Flow Information [Abstract] | ||
| Assets acquired, excluding cash, cash equivalents, and cash and cash equivalents held in a fiduciary capacity | $ 195 | $ 162 |
| Fiduciary liabilities assumed | (1) | (17) |
| Liabilities assumed | (16) | (21) |
| Fair value of previously-held equity investment | 0 | (15) |
| Contingent/deferred purchase consideration | (49) | (47) |
| Net cash outflow for acquisitions | 129 | 62 |
| Interest paid | 476 | 442 |
| Income taxes paid, net of refunds | $ 637 | $ 640 |
| X | ||||||||||
- Definition Business Combination, Consideration, Contingent And Deferred Purchase Consideration No definition available.
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| X | ||||||||||
- Definition Business Combination, Consideration Transferred Assets Acquired No definition available.
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- Definition Business Combination, Consideration Transferred, Fair Value Of Previously-Held Equity Method Investment No definition available.
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- Definition Business Combination, Consideration Transferred, Fiduciary Liabilities Assumed No definition available.
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- Definition Business Combination, Consideration Transferred, Liabilities Assumed No definition available.
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- Definition Amount, after refund, of cash paid to foreign, federal, state, and local jurisdictions as income tax. Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
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- Definition Amount of cash paid for interest, excluding capitalized interest, classified as operating activity. Includes, but is not limited to, payment to settle zero-coupon bond for accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- References No definition available.
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