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v3.25.1

Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Millions | 12 Months Ended
--- | ---
Mar. 31, 2025 | Mar. 31, 2024 | Mar. 31, 2023
Earnings Per Share, Basic and Diluted, by Common Class, Including Two Class Method [Line Items] |  |  |
Earnings for basic computations | $ 930 | $ 601 | $ 270
Earnings for diluted computations | $ 930 | $ 601 | $ 270
Weighted-average common stock shares outstanding, basic (in shares) | 127,763,166 | 130,366,501 | 132,161,646
Dilutive stock options and restricted stock (in shares) | 527,251 | 449,402 | 554,790
Weighted-average common stock shares outstanding, diluted (in shares) | 128,290,417 | 130,815,903 | 132,716,436
Earnings per share of common share: |  |  |
Basic (in dollars per share) | $ 7.28 | $ 4.61 | $ 2.04
Diluted (in dollars per share) | $ 7.25 | $ 4.59 | $ 2.03
Cash dividends paid | $ 268 | $ 254 | $ 236
Restricted Stock |  |  |
Earnings per share of common share: |  |  |
Unvested shares participating in the payment of the company's dividends declared (in shares) | 700,000 | 1,100,000 | 1,100,000
Cash dividends paid | $ 1 | $ 2 | $ 2
Undistributed earnings (loss) allocated to participating securities, basic | 4 | 3 | 0
Undistributed earnings (loss) allocated to participating securities, diluted | $ 4 | $ 3 | $ 0

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