OTHER EXPENSE (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Other Income and Expenses [Abstract]
Payroll tax interest and penalties (abated) / accrued	$ (59)	$ 94	$ (12)	$ (45)
Other non-operating expenses	226	181	414	335
Other expense	$ 167	$ 275	$ 402	$ 290