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ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Tables)
 12 Months Ended
Dec. 31, 2019
Accumulated Other Comprehensive Income Loss  
Accumulated other comprehensive income (loss)
        At December 31   At December 31
(in thousands)       2019   2018
             
Cumulative foreign currency translation     $ 410 $ 403
Unamortized experience gain – post employment liability        
Gross       983   983
Tax effect       (259)   (259)
      $ 1,134 $ 1,127