Goodwill And Other Acquired Intangible Assets - Acquired Intangible Assets and Related Amortization (Detail) - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Finite-Lived Intangible Assets [Line Items]
Acquired intangible assets, net	$ 2,049	$ 2,210
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Acquired intangible assets, gross	2,065	2,024
Accumulated amortization	(556)	(453)
Acquired intangible assets, net	1,509	1,571
Software/product technology
Finite-Lived Intangible Assets [Line Items]
Acquired intangible assets, gross	674	661
Accumulated amortization	(364)	(283)
Acquired intangible assets, net	310	378
Database
Finite-Lived Intangible Assets [Line Items]
Acquired intangible assets, gross	179	178
Accumulated amortization	(82)	(64)
Acquired intangible assets, net	97	114
Trade names
Finite-Lived Intangible Assets [Line Items]
Acquired intangible assets, gross	199	197
Accumulated amortization	(72)	(58)
Acquired intangible assets, net	127	139
Other
Finite-Lived Intangible Assets [Line Items]
Acquired intangible assets, gross	52	52
Accumulated amortization	(46)	(44)
Acquired intangible assets, net	$ 6	$ 8