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Accrued Liabilities (Tables)
 6 Months Ended
Jun. 30, 2013
Schedule of Accrued Liabilities

Accrued liabilities consist of the following:

 

     June 30,
2013		      December 31,
2012		  

Employee compensation

    $ 3,031,594       $ 3,634,839   

Royalty and license fees

      1,499,419         1,459,680   

Contingent consideration

      1,107,977         1,376,877   

Unearned revenue

      475,120         599,120   

Professional fees

      161,420         418,800   

VAT liabilities

      131,494         98,162   

Research and development

      123,000         18,300   

Other accrued expenses

      2,207,589         692,212   
  

 

 

     

 

 

  

Total

      8,737,613         8,297,990