Derivative Instruments - Nondesignated Hedging (Details) - USD ($) $ in Millions	3 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Derivative Instruments and Hedging Activities Disclosure [Abstract]
Foreign currency remeasurement	$ (4)	$ 36
Undesignated foreign currency forward contracts	(4)	(38)
Total - Foreign currency gain	$ (8)	$ (2)