GOODWILL AND INTANGIBLE ASSETS (Future Amortization Expense) (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013		Dec. 31, 2012
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross	$ 57,556		$ 57,556
Finite-Lived Intangible Assets, Future Amortization Expense [Abstract]
2013 (remaining 3 months)	1,879
2014	6,072
2015	5,009
2016	4,394
2017	3,994
Thereafter	16,174
Total	37,522	[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.