GOODWILL AND INTANGIBLE ASSETS (Future Amortization Expense) (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014		Dec. 31, 2013
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross	$ 57,519		$ 57,519
Finite-Lived Intangible Assets, Future Amortization Expense [Abstract]
2014 (remaining 9 months)	4,216
2015	5,009
2016	4,394
2017	3,994
2018	3,746
Thereafter	12,429
Total	33,788	[1]
In-process research and developement [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross	$ 4,690		$ 4,690

[1] The total above excludes $4.7 million of in-process research and development that will be amortized upon completion of development over the estimated useful life of the technology.