Segment Information - Additional Information (Detail) $ in Millions	12 Months Ended
	Dec. 31, 2022 USD ($) segment lineOfBusiness
Segment Reporting Information [Line Items]
Number of operating segments | segment	2
Number of reportable segments | segment	2
MIS
Segment Reporting Information [Line Items]
Number of lines of business | lineOfBusiness	5
MA
Segment Reporting Information [Line Items]
Number of lines of business | lineOfBusiness	3
2022 - 2023 Geolocation Restructuring Program
Segment Reporting Information [Line Items]
Cumulative expense incurred through December 31, 2022	$ 113
2022 - 2023 Geolocation Restructuring Program | MIS
Segment Reporting Information [Line Items]
Cumulative expense incurred through December 31, 2022	64
2022 - 2023 Geolocation Restructuring Program | MIS | Minimum
Segment Reporting Information [Line Items]
Restructuring expected cost	70
2022 - 2023 Geolocation Restructuring Program | MIS | Maximum
Segment Reporting Information [Line Items]
Restructuring expected cost	90
2022 - 2023 Geolocation Restructuring Program | MA
Segment Reporting Information [Line Items]
Cumulative expense incurred through December 31, 2022	49
2022 - 2023 Geolocation Restructuring Program | MA | Minimum
Segment Reporting Information [Line Items]
Restructuring expected cost	65
2022 - 2023 Geolocation Restructuring Program | MA | Maximum
Segment Reporting Information [Line Items]
Restructuring expected cost	$ 80