FAIR VALUE ACCOUNTING (Details) - USD ($) $ in Thousands	Sep. 30, 2018	Dec. 31, 2017
Assets:
Pension assets	$ 1,743	$ 1,806
Totals	1,743	1,806
Liabilities:
Derivative liabilities	1,019	0
Totals	1,019	0
Fair Value, Inputs, Level 1 [Member]
Assets:
Pension assets	1,743	1,806
Totals	1,743	1,806
Liabilities:
Derivative liabilities	0	0
Totals	0	0
Fair Value, Inputs, Level 2 [Member]
Assets:
Pension assets	0	0
Totals	0	0
Liabilities:
Derivative liabilities	0	0
Totals	0	0
Fair Value, Inputs, Level 3 [Member]
Assets:
Pension assets	0	0
Totals	0	0
Liabilities:
Derivative liabilities	1,019	0
Totals	$ 1,019	$ 0