Annual report pursuant to Section 13 and 15(d)

Subsequent Events (Details Textual)

v3.7.0.1
Subsequent Events (Details Textual) - USD ($)
Jan. 13, 2017
Dec. 31, 2016
Dec. 14, 2016
Dec. 31, 2015
Dec. 31, 2014
Subsequent Event [Line Items]          
Class of Warrant or Right, Outstanding   40,255,000 31,000,000 39,250,000 15,250,000
Class of Warrant or Right, Number of Securities Called by Warrants or Rights   40,255,234      
Common Stock, Shares, Outstanding   58,159,495   57,180,148  
Subsequent Event [Member]          
Subsequent Event [Line Items]          
Class of Warrant or Right, Outstanding 30,966,350        
Warrants and Rights Outstanding $ 13,500,000        
Class of Warrant or Right, Number of Securities Called by Warrants or Rights 9,288,884        
Estimated Net Proceeds from Issuance of Warrants $ 12,700,000        
Proceeds from Issuance of Warrants $ 13,500,000        
Common Stock, Shares, Outstanding 87,310,154        
Cash Exercise Price Percentage 5.00%        
Non Accountable Expense Allowance $ 35,000        
Subsequent Event [Member] | Formation Warrants [Member]          
Subsequent Event [Line Items]          
Class of Warrant or Right, Outstanding 3,750,000        
Subsequent Event [Member] | Merger Warrants [Member]          
Subsequent Event [Line Items]          
Class of Warrant or Right, Outstanding 754,000        
Subsequent Event [Member] | 2013 Investor Warrants [Member]          
Subsequent Event [Line Items]          
Class of Warrant or Right, Outstanding 7,243,750        
Subsequent Event [Member] | Private Placement Warrants [Member]          
Subsequent Event [Line Items]          
Class of Warrant or Right, Outstanding 500,000        
Subsequent Event [Member] | 2015 Investor Warrants [Member]          
Subsequent Event [Line Items]          
Class of Warrant or Right, Outstanding 14,750,831        
Subsequent Event [Member] | Warrants One [Member]          
Subsequent Event [Line Items]          
Class of Warrant or Right, Outstanding 722,925        
Class of Warrant or Right, Number of Securities Called by Warrants or Rights 2.00        
Class of Warrants or Right Cashless Exercise of Warrants 721,987        
Subsequent Event [Member] | Warrants Two [Member]          
Subsequent Event [Line Items]          
Class of Warrant or Right, Outstanding 1,426,687        
Class of Warrant or Right, Number of Securities Called by Warrants or Rights 1.00        
Class of Warrants or Right Cashless Exercise of Warrants 1,424,812        
Subsequent Event [Member] | Warrants Three [Member]          
Subsequent Event [Line Items]          
Class of Warrant or Right, Outstanding 1,818,157        
Class of Warrant or Right, Number of Securities Called by Warrants or Rights 0.75        
Class of Warrants or Right Cashless Exercise of Warrants 1,774,017