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v3.25.3

Goodwill And Other Acquired Intangible Assets - Activity in Goodwill (Detail) - USD ($) $ in Millions | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2025 | Dec. 31, 2024
Goodwill [Roll Forward] |  |
Beginning balance, goodwill gross | $ 6,006 | $ 5,968
Beginning balance, Accumulated impairment charge | (12) | (12)
Beginning balance, goodwill net | 5,994 | 5,956
Additions/ adjustments | 144 | 209
Foreign currency translation adjustments | 336 | (171)
Ending balance, goodwill gross | 6,477 | 6,006
Ending balance, Accumulated impairment charge | (12) | (12)
Ending balance, goodwill net | 6,465 | 5,994
Disposal Group, Held-for-sale, Not Discontinued Operations |  |
Goodwill [Roll Forward] |  |
Reclassification to assets held for sale | (9) |
MA |  |
Goodwill [Roll Forward] |  |
Beginning balance, goodwill gross | 5,626 | 5,681
Beginning balance, Accumulated impairment charge | (12) | (12)
Beginning balance, goodwill net | 5,614 | 5,669
Additions/ adjustments | 136 | 112
Foreign currency translation adjustments | 336 | (167)
Ending balance, goodwill gross | 6,089 | 5,626
Ending balance, Accumulated impairment charge | (12) | (12)
Ending balance, goodwill net | 6,077 | 5,614
MA | Disposal Group, Held-for-sale, Not Discontinued Operations |  |
Goodwill [Roll Forward] |  |
Reclassification to assets held for sale | (9) |
MIS |  |
Goodwill [Roll Forward] |  |
Beginning balance, goodwill gross | 380 | 287
Beginning balance, Accumulated impairment charge | 0 | 0
Beginning balance, goodwill net | 380 | 287
Additions/ adjustments | 8 | 97
Foreign currency translation adjustments | 0 | (4)
Ending balance, goodwill gross | 388 | 380
Ending balance, Accumulated impairment charge | 0 | 0
Ending balance, goodwill net | 388 | $ 380
MIS | Disposal Group, Held-for-sale, Not Discontinued Operations |  |
Goodwill [Roll Forward] |  |
Reclassification to assets held for sale | $ 0 |

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- Definition Goodwill additions and adjustments during the period, including the reallocation of goodwill pursuant to a realignment of certain components of the Company's ESG business in 2023. + References No definition available. + Details
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