Annual report pursuant to Section 13 and 15(d)

Annual report pursuant to Section 13 and 15(d)

Commitments and Contingencies (Details Textual)

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Commitments and Contingencies (Details Textual) (USD $)
12 Months Ended
Dec. 31, 2012
Agreement
sqft
Dec. 31, 2011
Commitments and Contingencies (Textual) [Abstract]    
Square feet of office and laboratory 33,000  
Rent expenses $ 1,123,000 $ 797,000
Weighted average interest rates 10.10%  
Approximate minimum future payments 818,500  
Number of employment agreements 3  
Base salaries $ 950,000