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v3.23.1

CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY (unaudited) (Parenthetical) - $ / shares | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Mar. 31, 2023 | Mar. 31, 2022 | Mar. 31, 2023 | Mar. 31, 2022 | Sep. 30, 2022
Statement of Stockholders' Equity [Abstract] |  |  |  |  |
Accounting Standards Update [Extensible List] |  |  |  |  | Accounting Standards Update 2020-06 [Member]
Cash dividends on common stock (in USD per share) | $ 0.36 | $ 0.345 | $ 0.72 | $ 0.69 |

X
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