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Subsequent Events (Details) - $ / shares
3 Months Ended 6 Months Ended
Apr. 30, 2024
Mar. 31, 2024
Mar. 31, 2023
Mar. 31, 2024
Mar. 31, 2023
Subsequent Event [Line Items]          
Quarterly cash dividend (in dollars per share)   $ 0.2650 $ 0.2625 $ 0.5275 $ 0.5225
Subsequent Event          
Subsequent Event [Line Items]          
Quarterly cash dividend (in dollars per share) $ 0.2650