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v3.25.1

Restructuring - Schedule of Initial Restructuring Charge Recorded and the Ending Reserve Balance (Details) - USD ($) $ in Millions | 3 Months Ended |
--- | --- | ---
Mar. 31, 2025 | Dec. 31, 2024
2025 Restructuring Plan |  |
Restructuring Cost and Reserve [Line Items] |  |
Initial Charge Recorded | $ 33 |
Ending Reserve Balance | 31 |
2025 Restructuring Plan | Operating Segments | Market Intelligence |  |
Restructuring Cost and Reserve [Line Items] |  |
Initial Charge Recorded | 14 |
Ending Reserve Balance | 13 |
2025 Restructuring Plan | Operating Segments | Ratings |  |
Restructuring Cost and Reserve [Line Items] |  |
Initial Charge Recorded | 2 |
Ending Reserve Balance | 1 |
2025 Restructuring Plan | Operating Segments | Commodity Insights |  |
Restructuring Cost and Reserve [Line Items] |  |
Initial Charge Recorded | 6 |
Ending Reserve Balance | 6 |
2025 Restructuring Plan | Operating Segments | Mobility |  |
Restructuring Cost and Reserve [Line Items] |  |
Initial Charge Recorded | 0 |
Ending Reserve Balance | 0 |
2025 Restructuring Plan | Operating Segments | Indices |  |
Restructuring Cost and Reserve [Line Items] |  |
Initial Charge Recorded | 0 |
Ending Reserve Balance | 0 |
2025 Restructuring Plan | Corporate |  |
Restructuring Cost and Reserve [Line Items] |  |
Initial Charge Recorded | 11 |
Ending Reserve Balance | 11 |
2024 Restructuring Plan |  |
Restructuring Cost and Reserve [Line Items] |  |
Initial Charge Recorded | 125 |
Ending Reserve Balance | 55 | $ 88
2024 Restructuring Plan | Operating Segments | Market Intelligence |  |
Restructuring Cost and Reserve [Line Items] |  |
Initial Charge Recorded | 77 |
Ending Reserve Balance | 26 |
2024 Restructuring Plan | Operating Segments | Ratings |  |
Restructuring Cost and Reserve [Line Items] |  |
Initial Charge Recorded | 4 |
Ending Reserve Balance | 2 |
2024 Restructuring Plan | Operating Segments | Commodity Insights |  |
Restructuring Cost and Reserve [Line Items] |  |
Initial Charge Recorded | 13 |
Ending Reserve Balance | 6 |
2024 Restructuring Plan | Operating Segments | Mobility |  |
Restructuring Cost and Reserve [Line Items] |  |
Initial Charge Recorded | 6 |
Ending Reserve Balance | 2 |
2024 Restructuring Plan | Operating Segments | Indices |  |
Restructuring Cost and Reserve [Line Items] |  |
Initial Charge Recorded | 1 |
Ending Reserve Balance | 0 |
2024 Restructuring Plan | Corporate |  |
Restructuring Cost and Reserve [Line Items] |  |
Initial Charge Recorded | 24 |
Ending Reserve Balance | $ 19 |

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