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Subsequent Events (Narrative) (Details) - USD ($)
$ / shares in Units, $ in Millions
3 Months Ended 9 Months Ended
Oct. 29, 2021
Oct. 05, 2021
Sep. 30, 2021
Sep. 30, 2021
Subsequent Event [Line Items]        
Dividends declared, per share     $ 0.03 $ 0.09
Subsequent Event [Member]        
Subsequent Event [Line Items]        
Dividend, record date   Oct. 05, 2021    
Dividends declared, per share   $ 0.04    
Dividend, declared date   Nov. 02, 2021    
Subsequent Event [Member] | Building [Member]        
Subsequent Event [Line Items]        
Purchase price $ 1.8