Quarterly report pursuant to Section 13 or 15(d)

FBR Sales Agreement (Details Textual)

v3.7.0.1
FBR Sales Agreement (Details Textual) - Fbr Capital Markets Co [Member] - USD ($)
1 Months Ended 3 Months Ended
Aug. 05, 2016
Apr. 30, 2017
Mar. 31, 2017
Federal Board Revenue Sales Agreement [Line Items]      
Stock Issued During Period, Value, New Issues $ 40,000,000    
Brokerage Commission percentage 3.00%    
Stock Issued During Period, Shares, New Issues     344,724
Proceeds from Issuance of Common Stock     $ 269,000
Subsequent Event [Member]      
Federal Board Revenue Sales Agreement [Line Items]      
Stock Issued During Period, Shares, New Issues   3,958,000  
Proceeds from Issuance of Common Stock   $ 2,200,000