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Commitments and Contingencies (Details)
3 Months Ended 6 Months Ended
Jun. 30, 2016
USD ($)
Jun. 30, 2015
USD ($)
Jun. 30, 2016
USD ($)
ft²
Jun. 30, 2015
USD ($)
Jul. 31, 2016
USD ($)
Jul. 28, 2016
USD ($)
Leases [Abstract]            
Rent expense $ 56,050 $ 36,854 $ 114,159 $ 91,100    
Future Minimum Rental Payments Required under Operating Leases [Abstract]            
2016 (remaining) 259,292   259,292      
2017 573,181   573,181      
2018 583,385   583,385      
2019 593,591   593,591      
2020 603,796   603,796      
2021 and after 510,250   510,250      
Total minimum payments required 3,123,495   3,123,495      
Evonik License Agreement [Member] | Subsequent Event [Member]            
Evonik [Abstract]            
Development milestone payment         $ 1,000,000 $ 1,000,000
Evonik License Agreement [Member] | Maximum [Member]            
Evonik [Abstract]            
Milestone payments $ 14,750,000   $ 14,750,000      
Period to pay milestone     30 days      
Employment Agreements with Executives [Member] | Minimum [Member]            
Employment Agreements [Abstract]            
Term for payment of severance benefits     12 months      
Employment Agreements with Executives [Member] | Maximum [Member]            
Employment Agreements [Abstract]            
Term for payment of severance benefits     18 months      
Office Space in Berkeley Heights, New Jersey Under Lease Effective December 13, 2013 [Member]            
Leases [Abstract]            
Term of lease     63 months      
Area of leased property | ft²     8,000      
Office Space in Berkeley Heights, New Jersey Under Lease Entered into February 18, 2016 [Member]            
Leases [Abstract]            
Term of lease     63 months      
Area of leased property | ft²     20,410