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Debt (Details) - USD ($)
$ / shares in Units, $ in Thousands
12 Months Ended
Jun. 14, 2021
Dec. 31, 2021
Dec. 31, 2020
May 31, 2011
Long-term debt [Abstract]        
Dividends paid   $ 4,338 $ 25,906  
Redeemed debt instrument on puttable notice   $ (1,619) $ 0  
5.875% Senior Notes [Member]        
Long-term debt [Abstract]        
Debt instrument, term   10 years    
Face value of debt   $ 24,200   $ 100,000
Debt instrument, interest rate   5.875% 5.875% 5.875%
Debt instrument, maturity date   Jun. 01, 2021    
Debt issuance costs     $ 10  
Subordinated Notes [Member]        
Long-term debt [Abstract]        
Debt instrument, term   2 years    
Face value of debt $ 52,200 $ 52,700    
Debt instrument, maturity date   Jun. 15, 2023    
Dividends declared related to issuance of debt (in dollars per share)   $ 2.00    
Dividends paid 400 $ 400    
Debt instrument reserved to be issued upon vesting of RSA's $ 1,900      
Debt instrument, interest rate for period ending June 15, 2022 4.00%      
Debt instrument, interest rate for period ending June 15, 2023 5.00%      
Percentage of redemption price 100.00%      
Redeemed debt instrument on puttable notice   (1,600)    
Debt issuance costs   75    
Debt instrument outstanding   $ 51,000    
Debt redemption price 100.00%      
Subordinated Notes [Member] | Minimum [Member]        
Long-term debt [Abstract]        
Notice period of redemption   60 days    
Subordinated Notes [Member] | Maximum [Member]        
Long-term debt [Abstract]        
Notice period of redemption   90 days    
Subordinated Notes [Member] | Computershare Trust Company, N.A. [Member]        
Long-term debt [Abstract]        
Debt instrument, term   2 years    
Face value of debt   $ 54,500    
Subordinated Notes [Member] | Computershare Trust Company, N.A. [Member] | Class A [Member]        
Long-term debt [Abstract]        
Dividends declared related to issuance of debt (in dollars per share) $ 2.00      
Subordinated Notes [Member] | Computershare Trust Company, N.A. [Member] | Class B [Member]        
Long-term debt [Abstract]        
Dividends declared related to issuance of debt (in dollars per share) $ 2.00      
Subordinated Notes [Member] | Computershare Trust Company, N.A. [Member] | Maximum [Member]        
Long-term debt [Abstract]        
Face value of debt $ 54,000      
Subordinated Notes [Member] | New Subordinated Debt [Member]        
Long-term debt [Abstract]        
Face value of debt   $ 500