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EARNINGS PER COMMON SHARE (Tables)
3 Months Ended
Mar. 31, 2022
Earnings Per Share [Abstract]  
Reconciliation of number of shares in earnings per share calculation
          
   Three Months Ended
March 31,
 
   2022   2021 
Weighted average common shares outstanding - basic   12,157    12,389 
Dilutive effect of common stock equivalents   60    44 
Weighted average common shares outstanding - diluted   12,217    12,433