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Restructuring - Schedule of Initial Restructuring Charge Recorded and the Ending Reserve Balance (Details) - USD ($) $ in Millions | 6 Months Ended |
--- | --- | ---
Jun. 30, 2022 | Dec. 31, 2021
2022 Restructuring Plan |  |
Restructuring Cost and Reserve [Line Items] |  |
Initial Charge Recorded | $ 127 |
Ending Reserve Balance | 92 |
2022 Restructuring Plan | Operating Segments | Market Intelligence |  |
Restructuring Cost and Reserve [Line Items] |  |
Initial Charge Recorded | 27 |
Ending Reserve Balance | 19 |
2022 Restructuring Plan | Operating Segments | Ratings |  |
Restructuring Cost and Reserve [Line Items] |  |
Initial Charge Recorded | 13 |
Ending Reserve Balance | 10 |
2022 Restructuring Plan | Operating Segments | Commodity Insights |  |
Restructuring Cost and Reserve [Line Items] |  |
Initial Charge Recorded | 22 |
Ending Reserve Balance | 15 |
2022 Restructuring Plan | Operating Segments | Mobility |  |
Restructuring Cost and Reserve [Line Items] |  |
Initial Charge Recorded | 2 |
Ending Reserve Balance | 2 |
2022 Restructuring Plan | Operating Segments | Indices |  |
Restructuring Cost and Reserve [Line Items] |  |
Initial Charge Recorded | 4 |
Ending Reserve Balance | 3 |
2022 Restructuring Plan | Operating Segments | Engineering Solutions |  |
Restructuring Cost and Reserve [Line Items] |  |
Initial Charge Recorded | 1 |
Ending Reserve Balance | 1 |
2022 Restructuring Plan | Corporate |  |
Restructuring Cost and Reserve [Line Items] |  |
Initial Charge Recorded | 58 |
Ending Reserve Balance | 42 |
2021 Restructuring Plan |  |
Restructuring Cost and Reserve [Line Items] |  |
Initial Charge Recorded | 19 |
Ending Reserve Balance | 17 | $ 19
2021 Restructuring Plan | Operating Segments | Market Intelligence |  |
Restructuring Cost and Reserve [Line Items] |  |
Initial Charge Recorded | 3 |
Ending Reserve Balance | 3 |
2021 Restructuring Plan | Operating Segments | Ratings |  |
Restructuring Cost and Reserve [Line Items] |  |
Initial Charge Recorded | 3 |
Ending Reserve Balance | 3 |
2021 Restructuring Plan | Operating Segments | Commodity Insights |  |
Restructuring Cost and Reserve [Line Items] |  |
Initial Charge Recorded | 0 |
Ending Reserve Balance | 0 |
2021 Restructuring Plan | Operating Segments | Mobility |  |
Restructuring Cost and Reserve [Line Items] |  |
Initial Charge Recorded | 0 |
Ending Reserve Balance | 0 |
2021 Restructuring Plan | Operating Segments | Indices |  |
Restructuring Cost and Reserve [Line Items] |  |
Initial Charge Recorded | 0 |
Ending Reserve Balance | 0 |
2021 Restructuring Plan | Operating Segments | Engineering Solutions |  |
Restructuring Cost and Reserve [Line Items] |  |
Initial Charge Recorded | 0 |
Ending Reserve Balance | 0 |
2021 Restructuring Plan | Corporate |  |
Restructuring Cost and Reserve [Line Items] |  |
Initial Charge Recorded | 13 |
Ending Reserve Balance | $ 11 |

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- Definition Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 45 -Paragraph 3 -URI https://asc.fasb.org/extlink&oid=109237686&loc=d3e17752-110868 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 5.P.3) -URI https://asc.fasb.org/extlink&oid=115931487&loc=d3e140864-122747 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3602-108585 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4(b)(1)) -URI https://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747 + Details
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- Definition Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b)(2) -URI https://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 5.P.4(b)(2)) -URI https://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747 + Details
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