CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY (Parenthetical) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Sep. 30, 2022 |
Sep. 30, 2021 |
Sep. 30, 2020 |
|
| Dividends paid, quarterly, per share (in dollars per share) | $ 0.375 | $ 0.32 | $ 0.30 |
| Dividends declared, quarterly, per share (in dollars per share) | $ 0.375 | $ 0.32 | $ 0.30 |
| Preferred stock | $ 2,324 | $ 3,080 | |
| Series A convertible participating preferred stock | |||
| Preferred stock | $ 1,000 | $ 486 | $ 2,400 |