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PENSION PLAN (Details 3) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Defined Benefit Plan [Abstract]    
Net (loss) / gain $ (199) $ (220)
Amortization of prior service cost 7 7
Amortization of gain 47 37
Amortization of transitional asset 10 10
Total, pre tax (135) (166)
Taxes (27) (9)
Total recognized in other comprehensive (loss) / income, net of taxes $ (108) $ (157)