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ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Tables)
12 Months Ended
Dec. 31, 2020
Accumulated Other Comprehensive Income Loss  
Accumulated other comprehensive income (loss)
   At December 31  At December 31
(in thousands)  2020  2019
       
Cumulative foreign currency translation  $413   $410 
Unamortized experience gain – post employment liability          
Gross   1,847    983 
Tax effect   (485)   (259)
   $1,775   $1,134