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Stockholders' Equity (Details) - USD ($)
 3 Months Ended 12 Months Ended
Apr. 11, 2017
Dec. 22, 2016
Jun. 16, 2016
Mar. 31, 2017
Mar. 31, 2016
Dec. 31, 2016
Jun. 15, 2016
May 11, 2016
May 10, 2016
Common Stock [Abstract]                  
Each unit consist of number of warrant     3,352,306            
Number of shares callable by warrants (in shares)             1 1,100,000 16,000,000
Warrant exercise price (in dollars per share)             $ 3.06    
Common stock issued (in shares)     6,704,852            
Proceeds from sale of common stock, net       $ 1,435,000 $ 562,000        
Common stock issued (in shares)     6,704,852            
Common stock, par value (in dollars per share)       $ 0.001   $ 0.001      
Proceeds from sale of common stock, net       $ 1,435,000 $ 562,000        
Common Stock [Member]                  
Common Stock [Abstract]                  
Common Stock Subscription Price       $ 2.55          
Each unit consist of number of common stock       1          
Each unit consist of number of warrant       0.5          
Number of shares callable by warrants (in shares)       1          
Warrant exercise price (in dollars per share)       $ 3.06          
Period exercisable from the date of issuance       30 months          
Common stock issued (in shares)     6,704,852            
Gross proceeds from private placement of stock     $ 15,300,000            
Redemption price of warrant prior to expiration       $ 0.01          
Common stock price per share for warrant redemption       $ 7.65          
Number of consecutive trading days for warrant redemption       10 days          
Common stock issued (in shares)     6,704,852            
Common Stock [Member] | Subsequent Event [Member]                  
Common Stock [Abstract]                  
Share issued, price per share $ 1.10                
Common Stock [Member] | Subsequent Event [Member] | Maxim Group LLC [Member]                  
Common Stock [Abstract]                  
Common stock issued (in shares) 8,600,000                
Proceeds from sale of common stock, net $ 8,700,000                
Common stock issued (in shares) 8,600,000                
Common stock, par value (in dollars per share) $ 0.001                
Share issued, price per share $ 1.0395                
Proceeds from sale of common stock, net $ 8,700,000                
Closing of offering date Apr. 17, 2017                
Number of days granted as option to purchase additional shares of common stock to underwriter 45 days                
Additional shares of common stock 944,000                
Common Stock [Member] | Lincoln Park Capital Fund, LLC [Member]                  
Common Stock [Abstract]                  
Period exercisable from the date of issuance   30 months              
Common stock issued, value   $ 20,000,000              
Common Stock [Member] | Purchase Agreement [Member] | Lincoln Park Capital Fund, LLC [Member]                  
Common Stock [Abstract]                  
Common stock issued (in shares)   0              
Common stock issued, value   $ 200,000              
Common stock issued (in shares)   0              
Common Stock [Member] | Securities Purchase Agreement [Member] | Lincoln Park Capital Fund, LLC [Member]                  
Common Stock [Abstract]                  
Common stock issued (in shares)   127,419              
Trading Volume of Common Shares   0              
Common stock issued (in shares)   382,258              
Common stock issued (in shares)   127,419              
Common Stock [Member] | Maximum [Member] | Purchase Agreement [Member] | Lincoln Park Capital Fund, LLC [Member]                  
Common Stock [Abstract]                  
Floor price of per share   $ 0.50              
Common Stock [Member] | Maximum [Member] | Single Regular Purchase [Member] | Lincoln Park Capital Fund, LLC [Member]                  
Common Stock [Abstract]                  
Common stock issued (in shares)   100,000              
Common stock issued (in shares)   100,000              
Common Stock [Member] | Minimum [Member] | Lincoln Park Capital Fund, LLC [Member]                  
Common Stock [Abstract]                  
Beneficial ownership percentage of common stock outstanding   9.99%              
Common Stock [Member] | Minimum [Member] | Single Regular Purchase [Member] | Lincoln Park Capital Fund, LLC [Member]                  
Common Stock [Abstract]                  
Common stock issued, value   $ 1,000,000              
ATM [Member]                  
Common Stock [Abstract]                  
Common stock issued (in shares)       886,292   1,840,982      
Proceeds from sale of common stock, net       $ 1,500,000   $ 4,400,000      
Common stock issued (in shares)       886,292   1,840,982      
Proceeds from sale of common stock, net       $ 1,500,000   $ 4,400,000