OTHER EXPENSE (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Other Income and Expenses [Abstract]
Payroll tax interest and penalties accrued	$ 40	$ 68	$ 28	$ 23
Other non-operating expenses	205	196	619	531
Other expense	$ 245	$ 264	$ 647	$ 554