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Earnings per Share (Tables)
12 Months Ended
Dec. 31, 2023
Earnings per common share:  
Basic and diluted earnings per common share

The following details the computations of the Basic and diluted earnings per common share (in thousands, except per share amounts):

             
    Years Ended December 31
    2023   2022   2021
Common shares:            
             
Weighted average common shares outstanding during the period – shares used for basic earnings per common share     9,420       9,386       9,355  
                         
Common shares issuable under share based payments plans which are potentially dilutive     41       49       42  
                         
Common shares used for diluted earnings per common share     9,461       9,435       9,397  
                         
Net income attributable to the Company   5,302       4,565       28,215  
                         
Earnings per common share:                        
  -basic   $ 0.56       0.49       3.02  
  -diluted   $ 0.56       0.48       3.00