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GOODWILL AND OTHER INTANGIBLE ASSETS (Details 2) (USD $)
In Thousands, unless otherwise specified
 3 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Dec. 31, 2012
Amortized intangible assets:      
Gross Carrying Amount $ 92,077   $ 94,278
Accumulated Amortization (42,234)   (42,318)
Net Value 49,843   51,960
Aggregate amortization expense 1,237 349  
Future estimated amortization expense      
2013 3,659    
2014 4,862    
2015 4,689    
2016 4,059    
2017 and thereafter 32,574    
Weighted Average
      
Amortized intangible assets:      
Amortization Period 10 years    
Patents
      
Amortized intangible assets:      
Gross Carrying Amount 19,041   19,570
Accumulated Amortization (18,435)   (18,894)
Net Value 606   676
Patents | Weighted Average
      
Amortized intangible assets:      
Amortization Period 11 years    
Acquired Technology
      
Amortized intangible assets:      
Gross Carrying Amount 37,820   38,928
Accumulated Amortization (1,891)   (1,298)
Net Value 35,929   37,630
Acquired Technology | Weighted Average
      
Amortized intangible assets:      
Amortization Period 15 years    
License agreements and other
      
Amortized intangible assets:      
Gross Carrying Amount 35,216   35,780
Accumulated Amortization (21,908)   (22,126)
Net Value $ 13,308   $ 13,654
License agreements and other | Weighted Average
      
Amortized intangible assets:      
Amortization Period 5 years