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PENSION PLAN (Details 1) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Defined Benefit Plan [Abstract]    
Projected benefit obligation, at beginning of year $ 2,628 $ 2,578
Current service cost, net of employee contributions 42 46
Employee contributions 31 30
Interest cost 103 102
Actuarial loss (gain)   15
Impact of change in discount rate 173 39
Benefits paid (180) (167)
Foreign exchange adjustment 188 (15)
Projected benefit obligation, at end of year $ 2,985 $ 2,628