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Property and Equipment (Details) (USD $)
Sep. 30, 2013
Dec. 31, 2012
Property and equipment [Line Items]    
Property and equipment, gross $ 6,455,638 $ 3,351,465
Less accumulated depreciation (2,694,005) (2,279,840)
Property and equipment, net 3,761,633 1,071,625
Leasehold Improvements [Member]
   
Property and equipment [Line Items]    
Property and equipment, gross 2,638,508 1,022,230
Lab and Clean Room Equipment [Member]
   
Property and equipment [Line Items]    
Property and equipment, gross 2,265,203 1,887,645
Furniture and Office Equipment [Member]
   
Property and equipment [Line Items]    
Property and equipment, gross 954,797 431,563
Construction in Progress [Member]
   
Property and equipment [Line Items]    
Property and equipment, gross 597,130 10,027
Assets Held under Capital Leases [Member]
   
Property and equipment [Line Items]    
Property and equipment, net 176,000  
Leasehold Improvements Paid by Others [Member]
   
Property and equipment [Line Items]    
Property and equipment, net $ 1,000,000