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SUPPLEMENTARY FINANCIAL STATEMENT INFORMATION (Revenues) (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Supplemental Information Revenue [Line Items]      
Revenues $ 34,870 $ 8,386 $ 6,642
Deferred Revenue From License And Supply Agreement With Pzifer [Member]
     
Supplemental Information Revenue [Line Items]      
Revenues 4,563 4,563 4,563
Milestone Payments [Member]
     
Supplemental Information Revenue [Line Items]      
Revenues 25,000      
Revenues from selling products [Member]
     
Supplemental Information Revenue [Line Items]      
Revenues $ 5,307 $ 3,823 $ 2,079