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Retirement Plans - Additional Information (Details) - U.S. Pension Plans [Member] - USD ($) | 9 Months Ended |
--- | --- | ---
Feb. 28, 2025 | May 31, 2025
Voluntary Contribution [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Defined benefit plan contributions by employer | $ 800,000,000 |
Pension Plans [Member] | Forecast [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Defined benefit plan required future employer contributions |  | $ 0

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