Quarterly report pursuant to Section 13 or 15(d)

Warrants - Textual (Details)

v3.7.0.1
Warrants - Textual (Details) - $ / shares
 3 Months Ended 12 Months Ended
Mar. 03, 2017
Mar. 31, 2017
Dec. 31, 2016
Weighted Average Remaining Life (in years)      
Outstanding   2 years 9 months 18 days 2 years 6 months
Granted   3 years  
Warrant      
Warrants (in shares):      
Outstanding, beginning of period (in shares)   1,398,653  
Granted (in shares)   6,166,426  
Outstanding, ending of period (in shares)   7,565,079 1,398,653
Weighted Average Exercise Price (in dollars per share):      
Outstanding, beginning of period (in dollars per share)   $ 4.57  
Weighted average exercise price, granted (in dollars per share)   2.43  
Outstanding, ending of period (in dollars per share)   $ 2.83 $ 4.57
Private Placement | Definitive Securities Purchase Agreement      
Class of Warrant or Right [Line Items]      
Number of shares called by warrants (in shares) 5,929,256    
Warrants exercise price of warrants (in dollars per share) $ 2.41    
Warrants non-exercisable period of warrants 6 months    
Warrants expiration period 3 years    
Private Placement | Placement Agent Warrant      
Class of Warrant or Right [Line Items]      
Number of shares called by warrants (in shares) 237,170    
Warrants exercise price of warrants (in dollars per share) $ 2.89    
Warrants non-exercisable period of warrants 12 months