GOODWILL AND OTHER INTANGIBLE ASSETS (Details 2) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Amortized intangible assets:
Gross Carrying Amount	$ 95,970	$ 94,278
Accumulated Amortization	(46,019)	(42,318)
Net Value	49,951	51,960
Aggregate amortization expense	5,033	3,177	2,195
Future estimated amortization expense
2014	5,330
2015	5,149
2016	4,217
2017	3,445
2018 and thereafter	31,810
Weighted Average
Amortized intangible assets:
Amortization Period	10 years
Patents
Amortized intangible assets:
Gross Carrying Amount	20,165	19,570
Accumulated Amortization	(19,732)	(18,894)
Net Value	433	676
Patents | Weighted Average
Amortized intangible assets:
Amortization Period	7 years
Acquired Technology
Amortized intangible assets:
Gross Carrying Amount	40,546	38,928
Accumulated Amortization	(4,055)	(1,298)
Net Value	36,491	37,630
Acquired Technology | Weighted Average
Amortized intangible assets:
Amortization Period	15 years
License agreements and other
Amortized intangible assets:
Gross Carrying Amount	35,259	35,780
Accumulated Amortization	(22,232)	(22,126)
Net Value	$ 13,027	$ 13,654
License agreements and other | Weighted Average
Amortized intangible assets:
Amortization Period	5 years