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v3.25.3

Acquisitions and dispositions (Details) - USD ($) $ in Millions | 1 Months Ended | 9 Months Ended
--- | --- | ---
Mar. 31, 2025 | Sep. 30, 2025
Business Combination [Line Items] |  |
Contingent consideration payable |  | $ 0
Increase (decrease) in contingent consideration liability |  | (5)
Contingent consideration receivable |  | 5
Contingent receipts |  | 6
Increase (decrease) in contingent consideration receivable |  | (2)
Dispositions |  | $ 18
Disposal Group, Disposed of by Sale, Not Discontinued Operations | BNY Trust Company of Canada |  |
Business Combination [Line Items] |  |
Gain from sale of business | $ 40 |
Dispositions | $ 18 |

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