Accumulated Other Comprehensive Income (Loss) - Schedule of Amounts Reclassed from AOCI (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2023	Dec. 31, 2022
Accumulated Other Comprehensive Income (Loss) [Line Items]
Amounts reclassified from accumulated other comprehensive income (loss)	$ (11)	$ (61)	$ (45)	$ (133)
Unrealized Net Gains (Losses) on Derivative Instruments
Accumulated Other Comprehensive Income (Loss) [Line Items]
Amounts reclassified from accumulated other comprehensive income (loss)	(11)	(62)	(45)	(134)
Unrealized Net Gains (Losses) on Derivative Instruments | Net revenue
Accumulated Other Comprehensive Income (Loss) [Line Items]
Amounts reclassified from accumulated other comprehensive income (loss)	(13)	(67)	(54)	(147)
Unrealized Net Gains (Losses) on Derivative Instruments | Research and development
Accumulated Other Comprehensive Income (Loss) [Line Items]
Amounts reclassified from accumulated other comprehensive income (loss)	$ 2	$ 6	$ 9	$ 14