Other Income, Net - Schedule of Other Income, Net (Details) - USD ($) $ in Millions	12 Months Ended
Mar. 31, 2022	Mar. 31, 2021	Mar. 31, 2020
Segment Reporting Information [Line Items]
Interest income	$ 10	$ 12	$ 49
Equity in earnings, net	43	48	36
Net gains on investments in equity securities	98	133	17
Actuarial gains (losses) from pension plans	5	0	(127)
Other, net	103	30	37
Other income, net	259	$ 223	12
German Wholesale Business
Segment Reporting Information [Line Items]
Gain from sale of equity method investment (in dollars per share)	$ 42
Termination of U.S Defined Benefit Pension Plan \| Pension Plans, Defined Benefit \| United States
Segment Reporting Information [Line Items]
Actuarial gains (losses) from pension plans			(116)
Retired executive \| Settlement of Executive Retirement Benefits \| Pension Plans, Defined Benefit \| United States
Segment Reporting Information [Line Items]
Actuarial gains (losses) from pension plans			$ (11)

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