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Subsequent Events (Details) - USD ($)
1 Months Ended 3 Months Ended 6 Months Ended
Jul. 28, 2016
May 05, 2015
Jul. 28, 2016
Jun. 30, 2016
Jun. 30, 2016
Jun. 30, 2015
Subsequent Event [Line Items]            
Stock issued during period (shares)   10,925,000   119,400 119,400.0  
Proceeds       $ 1,300,000 $ 1,301,435 $ 81,902,363
Subsequent Event [Member]            
Subsequent Event [Line Items]            
Stock issued during period (shares)     64,076      
Proceeds     $ 605,000      
INO 1800 [Member] | Collaborative Arrangement, Product [Member] | Hoffman-La Roche [Member] | Subsequent Event [Member]            
Subsequent Event [Line Items]            
Days subsequent to termination notice effective 90 days