COMMITMENTS AND CONTINGENCIES (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Commitments and Contingencies Disclosure [Abstract]
Incentive from Lessor	$ 2,000		$ 2,000
Deferred Rent Credit	900		900
Operating Leases
Total	25,538		25,538
2015	2,123		2,123
2016	4,897		4,897
2017	4,590		4,590
2018	4,267		4,267
Operating Leases, Future Minimum Payments, Due in Five Years	4,386		4,386
More than five years	5,275		5,275
Purchase Obligation	450		450
Capital Lease Obligations	97		97
Capital Leases, Future Minimum Payments Due, Next Twelve Months	22		22
Capital Leases, Future Minimum Payments Due in Two and Three Years	43		43
Purchase Obligation, Due in Next Twelve Months	450		450
Purchase Obligation, Due in Second Year	0		0
Purchase Obligation, Due in Third Year	0		0
Purchase Obligation, Due in Fourth Year	0		0
Purchase Obligation, Due in Fifth Year	0		0
Capital Leases
2017	32		32
2018	0		0
Capital Leases, Future Minimum Payments Due in Five Years	0		0
Total
Total	26,085		26,085
2015	2,595		2,595
2016	4,940		4,940
2017	4,622		4,622
2018	4,267		4,267
Minimum Lease Payments, Sale Leaseback Transactions, Due in Rolling after Year Five	4,386		4,386
More than five years	5,275		5,275
Rent expense	$ 1,200	$ 1,300	$ 2,400	$ 2,500