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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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