Revenues - Unbilled Receivables (Detail) - Accounts Receivable - USD ($) $ in Millions	Mar. 31, 2023	Dec. 31, 2022
MA
Disaggregation of Revenue [Line Items]
Unbilled Receivables	$ 114	$ 148
MIS
Disaggregation of Revenue [Line Items]
Unbilled Receivables	$ 439	$ 385

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.

No definition available.

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Balance Type:	na
Period Type:	duration