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CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY (unaudited) (Parenthetical) - $ / shares
3 Months Ended 9 Months Ended
Jun. 30, 2024
Jun. 30, 2023
Jun. 30, 2024
Jun. 30, 2023
Statement of Stockholders' Equity [Abstract]        
Cash dividends on common stock (in USD per share) $ 0.375 $ 0.375 $ 1.125 $ 1.095