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Subsequent Events (Details) - $ / shares
3 Months Ended 6 Months Ended
May 20, 2021
May 10, 2021
Apr. 23, 2021
Mar. 31, 2021
Mar. 31, 2020
Mar. 31, 2021
Mar. 31, 2020
Subsequent Event [Line Items]              
Dividends declared per share, in dollars per share       $ 0.0550 $ 0.0525 $ 0.1100 $ 0.1050
Subsequent Event [Member]              
Subsequent Event [Line Items]              
Dividends Payable, Date Declared     Apr. 23, 2021        
Dividends declared per share, in dollars per share     $ 0.0550        
Dividends Payable, Date to be Paid May 20, 2021            
Dividends Payable, Date of Record   May 10, 2021