Derivatives and Foreign Currency Operations - Schedule of Pretax Effects of Derivative Financial Instruments Designated or Previously Designated as Effective Hedges (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Derivative Instruments, Gain (Loss) [Line Items]
Recognized in OCI	$ 45	$ 83	$ (88)
Reclassified from AOCL to Income	21	(23)	6
Interest rate swaps
Derivative Instruments, Gain (Loss) [Line Items]
Recognized in OCI	0	0	0
Reclassified from AOCL to Income	(6)	(6)	(7)
Foreign currency contracts
Derivative Instruments, Gain (Loss) [Line Items]
Recognized in OCI	24	14	4
Reclassified from AOCL to Income	27	(17)	13
Cross-currency Swaps
Derivative Instruments, Gain (Loss) [Line Items]
Recognized in OCI	21	69	(92)
Reclassified from AOCL to Income	$ 0	$ 0	$ 0