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Subsequent Events (Details) - USD ($)
$ / shares in Units, $ in Millions
3 Months Ended 9 Months Ended
Oct. 27, 2021
Oct. 21, 2021
Sep. 01, 2020
Jun. 01, 2020
Mar. 01, 2020
Sep. 01, 2019
Jun. 03, 2019
Mar. 01, 2019
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Jul. 26, 2021
May 18, 2021
Subsequent Event [Line Items]                            
Additional authorized amount                         $ 25.0 $ 25.0
Remaining authorized repurchase amount                 $ 10.1   $ 10.1      
Proceeds from sale of property                     $ 0.7      
Dividends declared per common share (in dollars per Share)     $ 0.1000 $ 0.1000 $ 0.1000 $ 0.0875 $ 0.0750 $ 0.0750 $ 0.100 $ 0.088 $ 0.300 $ 0.238    
Subsequent Event                            
Subsequent Event [Line Items]                            
Additional authorized amount $ 75.0                          
Remaining authorized repurchase amount $ 85.1                          
Proceeds from sale of property   $ 1.4                        
Dividends declared per common share (in dollars per Share) $ 0.1125                          
Increase in dividends (in dollars per share) $ 0.05