CONDENSED CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY (UNAUDITED) (Parenthetical) - $ / shares |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Statement of Stockholders' Equity [Abstract] | ||||
| Common stock, dividends per share declared (in dollars per share) | $ 0.825 | $ 0.785 | $ 2.475 | $ 2.355 |
| Preferred stock dividends per share declared (in dollars per share) | $ 0.36875 | $ 0.36875 | $ 1.10625 | |