Quarterly report pursuant to Section 13 or 15(d)

Subsequent Events (Details Textual)

v3.10.0.1
Subsequent Events (Details Textual) - USD ($)
$ / shares in Units, $ in Millions
1 Months Ended
Nov. 09, 2018
Oct. 03, 2018
Oct. 31, 2018
Oct. 22, 2018
Sep. 30, 2018
Sep. 20, 2018
Subsequent Event [Line Items]            
Conversion of Stock, Shares Issued         13,064,000  
Warrant [Member]            
Subsequent Event [Line Items]            
Class of Warrant or Right, Number of Securities Called by Warrants or Rights           5,700,000
Subsequent Event [Member]            
Subsequent Event [Line Items]            
Proceeds from Warrant Exercises $ 3.3          
Conversion of Stock, Shares Issued     19,836,000      
Subsequent Event [Member] | Warrant [Member]            
Subsequent Event [Line Items]            
Class of Warrant or Right, Number of Securities Called by Warrants or Rights 13,070,900          
Class of Warrant or Right, Outstanding 30,629,100          
Subsequent Event [Member] | Over-Allotment Option [Member]            
Subsequent Event [Line Items]            
Sale of Stock, Number of Shares Issued in Transaction   3,800,000   1,900,000    
Sale of Stock, Price Per Share   $ 0.24   $ 0.24