COMMITMENTS (Details) - USD ($)	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Commitments and Contingencies Disclosure [Abstract]
2017	$ 1,591,000
2018	1,414,000
2019	565,000
2020	248,000
2021	211,000
Thereafter	358,000
Total minimum lease payments	4,387,000
Rent expense, net	1,900,000	$ 2,000,000	$ 1,800,000
Non-cancelable purchase obligations	$ 0