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Dividends (Details) - $ / shares
3 Months Ended
Jul. 21, 2020
Sep. 30, 2020
Sep. 30, 2019
Dividends [Abstract]      
Common stock, dividends, per share, declared (in dollars per share)   $ 0.12 $ 0.11
2020 Q4 Dividend [Member]      
Dividends [Abstract]      
Dividends payable, date declared   Jul. 21, 2020  
Common stock, dividends, per share, declared (in dollars per share) $ 0.12    
Percentage of increase in cash dividend rate 9.10%    
Dividends payable, date of record   Aug. 14, 2020  
Dividends payable, date paid   Aug. 31, 2020  
2021 Annual Dividend [Member]      
Dividends [Abstract]      
Common stock, dividends, per share, declared (in dollars per share) $ 0.48    
2020 Annual Dividend [Member]      
Dividends [Abstract]      
Common stock, dividends, per share, declared (in dollars per share) $ 0.44