Quarterly report pursuant to Section 13 or 15(d)

Organization, Business (Details Textual)

v3.7.0.1
Organization, Business (Details Textual) - USD ($)
 1 Months Ended 3 Months Ended 6 Months Ended
Jun. 14, 2017
Feb. 21, 2017
Jun. 30, 2016
Jun. 30, 2017
Jun. 30, 2017
Jun. 30, 2016
Dec. 31, 2016
May 06, 2016
Dec. 31, 2015
Subsidiary, Sale of Stock [Line Items]                  
Cash and Cash Equivalents, at Carrying Value     $ 8,026,419 $ 11,763,137 $ 11,763,137 $ 8,026,419 $ 3,635,224   $ 8,394,133
Retained Earnings (Accumulated Deficit)       (84,845,255) (84,845,255)   $ (78,598,738)    
Class of Warrant or Right, Number of Securities Called by Warrants or Rights 6,666,667                
Proceeds from Issuance of Common Stock $ 8,800,000 $ 1,800,000     $ 11,922,252 $ 3,768,750      
Warrant Expiration Date Jun. 14, 2022                
Capital Units, Authorized               100,000,000  
Convertible Preferred Stock, Shares Issued upon Conversion 1,330,000   1,234,000     1,234,000      
Proceeds from Issuance or Sale of Equity $ 8,800,000   $ 3,400,000            
Capital Units, Value               $ 3,400,000  
Proceeds From Upfront Payment   4,000,000              
New Valeant Agreement [Member]                  
Subsidiary, Sale of Stock [Line Items]                  
Proceeds From Upfront Payment   $ 4,000,000   $ 636,000          
Series A Preferred Stock [Member]                  
Subsidiary, Sale of Stock [Line Items]                  
Stock Issued During Period, Shares, New Issues     2,776.5            
Series B Preferred Stock [Member]                  
Subsidiary, Sale of Stock [Line Items]                  
Stock Issued During Period, Shares, New Issues 1,995                
Class of Warrant or Right, Number of Securities Called by Warrants or Rights 6,666,667                
Common Stock [Member]                  
Subsidiary, Sale of Stock [Line Items]                  
Stock Issued During Period, Shares, New Issues 5,336,667 642,150 441,000   5,978,817