Quarterly report pursuant to Section 13 or 15(d)

Organization, Business (Details Textual)

v3.5.0.2
Organization, Business (Details Textual) - USD ($)
 1 Months Ended 6 Months Ended
Feb. 13, 2015
May 24, 2016
Aug. 05, 2015
Jun. 30, 2016
Jun. 30, 2015
Jun. 27, 2016
May 06, 2016
Dec. 31, 2015
Dec. 31, 2014
Subsidiary, Sale of Stock [Line Items]                  
Sale of Stock, Number of Shares Issued in Transaction   1,319,289              
Proceeds from Issuance Initial Public Offering       $ 0 $ 4,099,500        
Common Stock, Shares, Outstanding       8,951,883       7,657,287  
Common Stock, Par or Stated Value Per Share       $ 0.01       $ 0.01  
Cash and Cash Equivalents, at Carrying Value       $ 8,026,419 1,273,965     $ 8,394,133 $ 167,001
Retained Earnings (Accumulated Deficit)       (71,521,015)       $ (65,255,301)  
Proceeds from Issuance of Common Stock       $ 3,768,750 $ 0        
Conversion of Stock, Description preferred stock were converted to shares of Common Stock at a different ratio for each class of preferred stock for 1.00 share of Common Stock.                
Warrant Expiration Date       Dec. 30, 2021          
Capital Units, Authorized             100,000,000    
Convertible Preferred Stock, Shares Issued upon Conversion       1,234,000          
Proceeds from Issuance or Sale of Equity       $ 3,400,000          
Preferred Stock, Par or Stated Value Per Share       $ 0.01   $ 0.01   $ 0.01  
Preferred Stock, Shares Outstanding       2,652.75       0  
Series A Preferred Stock [Member]                  
Subsidiary, Sale of Stock [Line Items]                  
Stock Issued During Period, Shares, New Issues       2,776.5          
Preferred Stock, Par or Stated Value Per Share       $ 0.01          
Preferred Stock, Shares Outstanding       2,652.75          
Common Stock [Member]                  
Subsidiary, Sale of Stock [Line Items]                  
Stock Issued During Period, Shares, New Issues       441,000          
IPO [Member]                  
Subsidiary, Sale of Stock [Line Items]                  
Sale of Stock, Number of Shares Issued in Transaction 683,250                
Proceeds from Issuance Initial Public Offering $ 2,700,000                
Over-Allotment Option [Member]                  
Subsidiary, Sale of Stock [Line Items]                  
Class of Warrant or Right, Number of Securities Called by Warrants or Rights     176,470            
Proceeds from Issuance of Common Stock     $ 8,800,000            
Underwritten Public Offering [Member]                  
Subsidiary, Sale of Stock [Line Items]                  
Stock Issued During Period, Shares, New Issues     1,176,470            
Class of Warrant or Right, Number of Securities Called by Warrants or Rights     1,176,470            
Warrant Expiration Date     Aug. 05, 2020