CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY (Parenthetical) - USD ($) $ in Millions |
3 Months Ended | |
|---|---|---|
Aug. 31, 2025 |
Aug. 31, 2024 |
|
| Statement of Stockholders' Equity [Abstract] | ||
| Pension and postretirement adjustments, tax portion | $ 0.1 | $ 0.1 |
| Dividends declared per class A and common share (in Dollars per share) | $ 0.20 | $ 0.20 |
| X | ||||||||||
- Definition Aggregate dividends declared during the period for each share of common stock outstanding. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount, after reclassification adjustment, of tax (expense) benefit for (increase) decrease in accumulated other comprehensive income of defined benefit plan. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- References No definition available.
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