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GOODWILL AND OTHER INTANGIBLE ASSETS (Details 2) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Amortized intangible assets:      
Gross Carrying Amount $ 94,278 $ 42,870  
Accumulated Amortization (42,318) (38,496)  
Net Value 51,960 4,374  
Aggregate amortization expense 3,177 2,195 3,620
Future estimated amortization expense      
2013 4,883    
2014 4,882    
2015 4,706    
2016 4,077    
2017 and thereafter 33,412    
Weighted Average
     
Amortized intangible assets:      
Amortization Period 10 years    
Patents
     
Amortized intangible assets:      
Gross Carrying Amount 19,570 19,030  
Accumulated Amortization (18,894) (17,962)  
Net Value 676 1,068  
Patents | Weighted Average
     
Amortized intangible assets:      
Amortization Period 11 years    
Acquired Technology
     
Amortized intangible assets:      
Gross Carrying Amount 38,928    
Accumulated Amortization (1,298)    
Net Value 37,630    
Acquired Technology | Weighted Average
     
Amortized intangible assets:      
Amortization Period 15 years    
License agreements and other
     
Amortized intangible assets:      
Gross Carrying Amount 35,780 23,840  
Accumulated Amortization (22,126) (20,534)  
Net Value $ 13,654 $ 3,306  
License agreements and other | Weighted Average
     
Amortized intangible assets:      
Amortization Period 5 years