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Other Current Liabilities (Tables) (Current [Member])
 12 Months Ended
Dec. 31, 2011
Current [Member]
  
Other Current Liabilities [Line items]  
Schedule Of Components Of Other Current Liabilities
     December 31,  
     2011      2010  
     (In thousands)  

Salaries and related expenses

    $ 4,086       $ 2,460   

Legal and professional fees

      2,776         1,691   

Manufacturing and technology transfer services

      2,577         5,076   

Royalties

      1,783         —   

Returned product liability

      1,087         679   

Severance

      1,006         271   

Allowance for product returns

      852         469   

Selling and marketing expense accrual

      721         1,317   

Accrued interest expense

      —         962   

Other

      3,074         3,098   
  

 

 

     

 

 

  

Total

    $ 17,962       $ 16,023