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Acquisitions and Divestitures - Narrative (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Business Acquisition [Line Items]
Pre-tax gain (loss) on sale	$ 0	$ 50
Disposal Group, Disposed of by Sale, Not Discontinued Operations | LCD
Business Acquisition [Line Items]
Pre-tax gain (loss) on sale		50
Disposal Group, Disposed of by Sale, Not Discontinued Operations | LCD | Market Intelligence
Business Acquisition [Line Items]
Pre-tax gain (loss) on sale		46
Gain (loss) on disposition after tax		34
Disposal Group, Disposed of by Sale, Not Discontinued Operations | LCD | Indices
Business Acquisition [Line Items]
Pre-tax gain (loss) on sale		4
Gain (loss) on disposition after tax		$ 3

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 805
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
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-Publisher FASB
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Amount of gain (loss) from sale and disposal of integrated set of activities and assets capable of being conducted and managed for purpose of providing return in form of dividend, lower cost, or other economic benefit to investor, owner, member and participant.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482740/230-10-45-28

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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-Section 50
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