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Subsequent Events (Details) - USD ($)
 1 Months Ended
Jul. 31, 2017
Jun. 30, 2017
Feb. 16, 2017
Dec. 31, 2016
Subsequent Event        
Common stock, par value (in dollars per share)   $ 0.001 $ 0.001 $ 0.001
Subsequent Event | Private placement        
Subsequent Event        
Warrants to purchase shares of common stock 662,500      
Warrants exercisable term 6 months      
Exercise price of warrants $ 2.35      
Warrants expiration term 5 years      
Subsequent Event | Securities Purchase Agreement        
Subsequent Event        
Number of shares issued 1,325,000      
Common stock, par value (in dollars per share) $ 0.001      
Negotiated purchase price $ 1.70      
Aggregate gross proceeds, before deducting fees to the placement agent and other estimated offering expenses $ 2,252,500