Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Detail 1)

v3.7.0.1
Stock-Based Compensation (Detail 1) - $ / shares
6 Months Ended
Jun. 30, 2017
Jan. 21, 2016
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]    
Exercise Price Per Share   $ 1.79
Outstanding Options, Shares 487,528  
Outstanding Options, Weighted- Average Remaining Contractual Life (Years) 8 years 9 months 7 days  
Weighted Average- Exercise Price $ 2.04  
Exercisable Options, Shares 237,520  
Exercisable Options, Weighted- Average Exercise Price Per Share $ 2.45  
Range of Exercise Prices - Range 1 [Member]    
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]    
Exercise Price Per Share $ 1.41  
Outstanding Options, Shares 305,000  
Outstanding Options, Weighted- Average Remaining Contractual Life (Years) 9 years 22 days  
Weighted Average- Exercise Price $ 1.41  
Exercisable Options, Shares 90,630  
Exercisable Options, Weighted- Average Exercise Price Per Share $ 1.41  
Range of Exercise Prices - Range 2 [Member]    
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]    
Exercise Price Per Share $ 3.10  
Outstanding Options, Shares 182,528  
Outstanding Options, Weighted- Average Remaining Contractual Life (Years) 8 years 3 months 18 days  
Weighted Average- Exercise Price $ 3.10  
Exercisable Options, Shares 146,890  
Exercisable Options, Weighted- Average Exercise Price Per Share $ 3.10