CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY (UNAUDITED) (Parenthetical) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | |||
|---|---|---|---|---|---|
Mar. 31, 2023 |
Mar. 31, 2022 |
Mar. 31, 2023 |
Mar. 31, 2022 |
Sep. 30, 2022 |
|
| Dividends declared, quarterly, per share (in dollars per share) | $ 0.45 | $ 0.375 | $ 0.45 | $ 0.375 | |
| Dividends paid, quarterly, per share (in dollars per share) | $ 0.45 | $ 0.375 | $ 0.45 | $ 0.375 | |
| Preferred stock | $ 1,885 | $ 1,885 | $ 2,324 | ||
| Series A preferred stock | |||||
| Preferred stock | $ 627 | $ 627 | $ 1,000 | ||