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Employee Benefits (Tables)
 12 Months Ended
Dec. 31, 2021
Employee Benefits [Abstract]  
Contributions to ESOP In addition, the subsidiaries made contributions to the ESOP as follows:

   
Years ended December 31
  
   
2021
    
2020
  
             
Number of shares issued
    
—
      
—
  
                 
Fair value of stock contributed
  
$
—
    
$
—
  
                 
Cash contributed
    
580
      
614
  
                 
Total expense
  
$
580
    
$
614