COMMITMENTS AND CONTINGENCIES (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Commitments and Contingencies Disclosure [Abstract]
Incentive from Lessor	$ 2,000		$ 2,000
Deferred Rent Credit	900		900
Operating Leases
Total	24,658		24,658
2015	1,043		1,043
2016	4,933		4,933
2017	4,646		4,646
2018	4,316		4,316
Operating Leases, Future Minimum Payments, Due in Five Years	4,413		4,413
More than five years	5,307		5,307
Purchase Obligation	4,610		4,610
Capital Lease Obligations	86		86
Capital Leases, Future Minimum Payments Due, Next Twelve Months	11		11
Capital Leases, Future Minimum Payments Due in Two and Three Years	43		43
Capital Leases, Future Minimum Payments Due in Five Years	0		0
Purchase Obligation, Due in Next Twelve Months	440		440
Purchase Obligation, Due in Second Year	1,668		1,668
Purchase Obligation, Due in Third Year	1,668		1,668
Purchase Obligation, Due in Fourth Year	834		834
Purchase Obligation, Due in Fifth Year	0		0
Capital Leases
2017	32		32
2018	0		0
Total
Total	29,354		29,354
2015	1,494		1,494
2016	6,644		6,644
2017	6,346		6,346
2018	5,150		5,150
Minimum Lease Payments, Sale Leaseback Transactions, Due in Rolling after Year Five	4,413		4,413
More than five years	5,307		5,307
Rent expense	$ 1,200	$ 1,300	$ 3,600	$ 3,800