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v3.25.2

Revenues - Revenue by Category (Detail) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | $ 1,898 | $ 1,817 | $ 3,822 | $ 3,603
Eliminations |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | (53) | (53) | (105) | (103)
Eliminations |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | (53) | (53) | (105) | (103)
MA |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 888 | 802 | 1,747 | 1,601
MA | Operating Segments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 891 | 806 | 1,753 | 1,608
MA | Eliminations |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 3 | 4 | 6 | 7
MA | Decision Solutions (DS) |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 413 | 366 |  |
MA | Decision Solutions (DS) | Operating Segments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 413 | 366 | 818 | 731
MA | Decision Solutions (DS) | DS Banking Product and Service | Operating Segments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 138 | 131 | 279 | 265
MA | Decision Solutions (DS) | Insurance | Operating Segments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 168 | 147 | 331 | 291
MA | Decision Solutions (DS) | KYC | Operating Segments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 107 | 88 | 208 | 175
MA | Research and Insights (R&I) |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 249 | 226 |  |
MA | Research and Insights (R&I) | Operating Segments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 249 | 226 | 485 | 448
MA | Data and Information (D&I) |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 226 | 210 |  |
MA | Data and Information (D&I) | Operating Segments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 226 | 210 | 444 | 422
MIS |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 1,010 | 1,015 | 2,075 | 2,002
MIS | Operating Segments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 1,060 | 1,064 | 2,174 | 2,098
MIS | Eliminations |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 50 | 49 | 99 | 96
MIS | Corporate Finance (CFG) |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 512 | 525 |  |
MIS | Corporate Finance (CFG) | Operating Segments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 512 | 525 | 1,076 | 1,054
MIS | Corporate Finance (CFG) | Investment-grade | Operating Segments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 142 | 120 | 307 | 267
MIS | Corporate Finance (CFG) | High-yield | Operating Segments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 85 | 85 | 152 | 152
MIS | Corporate Finance (CFG) | Bank loans | Operating Segments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 98 | 147 | 258 | 302
MIS | Corporate Finance (CFG) | Other accounts | Operating Segments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 187 | 173 | 359 | 333
MIS | Structured Finance (SFG) |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 135 | 131 |  |
MIS | Structured Finance (SFG) | Operating Segments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 135 | 131 | 273 | 245
MIS | Structured Finance (SFG) | Other accounts | Operating Segments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 0 | 0 | 1 | 1
MIS | Structured Finance (SFG) | Asset-backed securities | Operating Segments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 35 | 34 | 70 | 67
MIS | Structured Finance (SFG) | RMBS | Operating Segments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 29 | 25 | 55 | 49
MIS | Structured Finance (SFG) | CMBS | Operating Segments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 25 | 22 | 53 | 39
MIS | Structured Finance (SFG) | Structured credit | Operating Segments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 46 | 50 | 94 | 89
MIS | Financial Institutions (FIG) |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 191 | 195 |  |
MIS | Financial Institutions (FIG) | Operating Segments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 191 | 195 | 382 | 390
MIS | Financial Institutions (FIG) | Insurance | Operating Segments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 54 | 61 | 99 | 120
MIS | Financial Institutions (FIG) | Other accounts | Operating Segments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 4 | 4 | 7 | 7
MIS | Financial Institutions (FIG) | Banking | Operating Segments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 120 | 115 | 250 | 236
MIS | Financial Institutions (FIG) | Managed investments | Operating Segments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 13 | 15 | 26 | 27
MIS | Public, Project and Infrastructure Finance (PPIF) |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 162 | 154 |  |
MIS | Public, Project and Infrastructure Finance (PPIF) | Operating Segments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 162 | 154 | 325 | 295
MIS | Public, Project and Infrastructure Finance (PPIF) | Public finance / sovereign | Operating Segments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 75 | 67 | 147 | 126
MIS | Public, Project and Infrastructure Finance (PPIF) | Project and infrastructure | Operating Segments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 87 | 87 | 178 | 169
MIS | Total ratings revenue |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 1,000 | 1,005 |  |
MIS | Total ratings revenue | Operating Segments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 1,000 | 1,005 | 2,056 | 1,984
MIS | MIS Other |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 10 | 10 |  |
MIS | MIS Other | Operating Segments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | $ 10 | $ 10 | $ 19 | $ 18

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