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Basic and Diluted Earnings Per Common Share (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Earnings Per Share [Abstract]      
Weighted average common shares outstanding during the period – shares used for basic earnings per common share 9,355 9,580 9,883
Common shares issuable under share based payments plans which are potentially dilutive 42 29 43
Common shares used for diluted earnings per common share 9,397 9,609 9,926
Income from continuing operations $ 40,094 $ 11,722 $ 8,822
Discontinued operations 0 0 6,856
Net income attributable to the Company $ 28,215 $ 12,715 $ 16,177
Basic earnings per common share:      
  Income from continuing operations $ 4.29 $ 1.22 $ 0.89
  Discontinued operations 0 0 0.69
  Net income attributable to the Company 3.02 1.33 1.64
Diluted earnings per common share:      
  Income from continuing operations 4.27 1.22 0.89
  Discontinued operations 0 0 0.69
  Net income attributable to the Company $ 3.00 $ 1.32 $ 1.63