Derivatives - Schedule of Pretax Effects of Derivative Financial Instruments Designated or Previously Designated as Effective Hedges (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Derivative Instruments, Gain (Loss) [Line Items]
Recognized in OCI (effective portion)	$ (26)	$ 3
Reclassified from AOCL to Income	9	(1)
Interest rate swaps
Derivative Instruments, Gain (Loss) [Line Items]
Recognized in OCI (effective portion)	0	0
Reclassified from AOCL to Income	(1)	(2)
Foreign currency contracts
Derivative Instruments, Gain (Loss) [Line Items]
Recognized in OCI (effective portion)	(5)	(1)
Reclassified from AOCL to Income	10	1
Cross-currency swaps
Derivative Instruments, Gain (Loss) [Line Items]
Recognized in OCI (effective portion)	(21)	4
Reclassified from AOCL to Income	$ 0	$ 0