GOODWILL AND INTANGIBLE ASSETS, NET (Schedule of Intangible assets, net) (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Finite-Lived Intangible Assets [Line Items]
Total intangible assets, net	$ 38,943	$ 50,286
Licensing Agreements [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross	25,328	25,228
Accumulated amortization	(22,227)	(20,333)
Total intangible assets, net	3,101	4,895
Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross	29,597	29,597
Developed technology [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross	33,308	33,308
Noncompete Agreements [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross	20,624	20,624
Acquisition Related Intangible Assets [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross	83,529	83,529
Accumulated amortization	(47,687)	(38,138)
Total intangible assets, net	$ 35,842	$ 45,391