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Benefit Plans, Valuation, Stock-Based Compensation (Details)
$ in Thousands
12 Months Ended
May 28, 2021
Dec. 31, 2021
USD ($)
shares
Dec. 31, 2020
USD ($)
shares
Dec. 31, 2019
USD ($)
Activity for Performance Based Awards [Roll Forward]        
Reverse stock split ratio 0.2      
Employee Service Share-based Compensation, Non-vested Awards, Total Compensation Cost Not yet Recognized [Abstract]        
Stock based compensation expense | $   $ 0 $ 15 $ 5
Restricted Shares Units [Member]        
Activity for Performance Based Awards [Roll Forward]        
Balance, Beginning of period (in shares) [1]   69,264    
New awards granted (in shares)   46,940    
Forfeited awards (in shares)   0    
Awards settled (in shares) [1]   (33,572)    
Balance, End of period (in shares) [1]   82,632 69,264  
Employee Service Share-based Compensation, Non-vested Awards, Total Compensation Cost Not yet Recognized [Abstract]        
Stock based compensation expense | $   $ 1,200 $ 715 743
Options maximum term   1 year    
Unrecognized stock-based compensation expense | $   $ 2,900    
Unrecognized compensation expense, period of recognition   25 months    
Additional Disclosures [Abstract]        
Shares vested after term   100.00%    
Liability related to awards | $   $ 229 $ 187  
Performance Share Units [Member]        
Activity for Performance Based Awards [Roll Forward]        
Balance, Beginning of period (in shares) [1]   118,320    
New awards granted (in shares) [1]   54,478    
Forfeited awards (in shares)   0    
Awards settled (in shares) [1]   (27,683)    
Balance, End of period (in shares) [1]   145,115 118,320  
Employee Service Share-based Compensation, Non-vested Awards, Total Compensation Cost Not yet Recognized [Abstract]        
Stock based compensation expense | $   $ 1,800 $ 500 $ 1,600
Options maximum term   3 years    
Unrecognized stock-based compensation expense | $   $ 2,800    
Unrecognized compensation expense, period of recognition   25 months    
Additional Disclosures [Abstract]        
Shares vested after term   100.00%    
Liability related to awards | $   $ 2,900 $ 2,100  
[1] Unit amounts have been adjusted for all periods presented for the 1 for 5 reverse stock split which occurred on May 28, 2021.