CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY (Parenthetical) - $ / shares |
12 Months Ended | ||
|---|---|---|---|
May 31, 2026 |
May 31, 2025 |
May 31, 2024 |
|
| Statement of Stockholders' Equity [Abstract] | |||
| Dividends declared per common share (in dollars per share) | $ 1.63 | $ 1.57 | $ 1.45 |
| Dividends declared per preferred share (in dollars per share) | $ 0.10 | $ 0.10 | $ 0.10 |