ALLOWANCE FOR ESTIMATED LOSSES (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2016	Dec. 31, 2013
Receivables [Abstract]
Allowance for estimated losses	$ 1,825	$ 1,990	$ 1,825	$ 2,262
Decrease in provision	$ (165)	$ (272)