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21. ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS)
12 Months Ended
Dec. 31, 2017
Accumulated Other Comprehensive Income Loss  
ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS)

The accumulated other comprehensive income balance consists of:

 

        At December 31   At December 31
(in thousands)       2017   2016
             
Cumulative foreign currency translation     $ (48,454) $ (61,371)
Unamortized experience gain – post employment liability        
Gross       786   786
Tax effect       (208)   (208)
Unrealized gains on investments            
Gross       11   7
      $ (47,865) $ (60,786)