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Property and Equipment (Tables)
9 Months Ended
Sep. 30, 2013
Property, Plant and Equipment [Abstract]  
Property and Equipment
Property and equipment consist of the following as of September 30, 2013, and December 31, 2012:
 
 
September 30, 2013
 
December 31, 2012
Leasehold improvements
 
$
2,638,508

 
$
1,022,230

Lab and clean room equipment
 
2,265,203

 
1,887,645

Furniture and office equipment
 
954,797

 
431,563

Construction in progress
 
597,130

 
10,027

 
 
6,455,638

 
3,351,465

Less accumulated depreciation
 
(2,694,005
)
 
(2,279,840
)
 
 
$
3,761,633

 
$
1,071,625