Quarterly report pursuant to Section 13 or 15(d)

Organization, Business (Details Textual)

v3.4.0.3
Organization, Business (Details Textual) - USD ($)
 1 Months Ended 3 Months Ended
Feb. 13, 2015
Aug. 05, 2015
Mar. 31, 2016
Mar. 31, 2015
May. 06, 2016
Dec. 31, 2015
Dec. 31, 2014
Subsidiary, Sale of Stock [Line Items]              
Proceeds from Issuance Initial Public Offering     $ 0 $ 4,099,500      
Debt Instrument, Convertible, Conversion Price $ 4.20            
Common Stock, Shares, Outstanding     8,346,444     7,657,287  
Common Stock, Par or Stated Value Per Share     $ 0.01     $ 0.01  
Cash and Cash Equivalents, at Carrying Value, Total     $ 7,214,781 $ 2,285,184   $ 8,394,133 $ 167,001
Retained Earnings (Accumulated Deficit)     $ (67,697,734)     $ (65,255,301)  
Conversion of Stock, Description preferred shares were convertedto common stock ata differentratio for each classof preferredshares for1.00 share of common stock.            
Subsequent Event [Member]              
Subsidiary, Sale of Stock [Line Items]              
Capital Units, Authorized         100,000,000    
IPO [Member]              
Subsidiary, Sale of Stock [Line Items]              
Sale of Stock, Number of Shares Issued in Transaction 683,250            
Sale of Stock, Price Per Share $ 6.00            
Proceeds from Issuance Initial Public Offering $ 4,100,000            
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          
Shares Issued, Price Per Share   $ 8.50          
Class of Warrant or Right, Exercise Price of Warrants or Rights   $ 10.62          
Warrant Expiration Date   Aug. 05, 2020