Quarterly report pursuant to Section 13 or 15(d)

Shareholders' Equity (Narrative) (Details)

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Shareholders' Equity (Narrative) (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 6 Months Ended 10 Months Ended
Jun. 30, 2021
Mar. 31, 2021
Jun. 30, 2020
Mar. 31, 2020
Jun. 30, 2021
Apr. 13, 2020
Dec. 31, 2020
Jun. 20, 2019
Class of Stock [Line Items]                
Preferred stock, shares authorized 500,000       500,000   500,000  
Preferred stock, par value $ 25       $ 25   $ 25  
Preferred stock, shares issued 0       0   0  
Preferred stock, shares outstanding 0       0   0  
Price of shares repurchased $ 765 $ 403 $ 338 $ 652        
2019 Repurchase Program [Member]                
Class of Stock [Line Items]                
Preferred stock, shares authorized           0    
Stock repurchase program, amount authorized               $ 10,000
Stock repurchase program, period in force         12 months      
Shares repurchased           2,740,643    
Average price per share           $ 1.70    
Price of shares repurchased           $ 4,700