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CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY (Parenthetical) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2022
Dividends paid, quarterly, per share (in dollars per share) | $ 0.59 | $ 0.52 | $ 0.45 |
Dividends declared, quarterly, per share (in dollars per share) | $ 0.59 | $ 0.52 | $ 0.45 |
Book value of preferred stock | $ 745 | $ 1,031 |  |
Series A preferred stock |  |  |  |
Book value of preferred stock | $ 513 | $ 540 | $ 456 | $ 1,000

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