Annual report pursuant to Section 13 and 15(d)

Stock-Based Compensation - Summary of the Options Granted to Employees and Non-Employees (Details)

v3.3.1.900
Stock-Based Compensation - Summary of the Options Granted to Employees and Non-Employees (Details)
12 Months Ended
Dec. 31, 2015
$ / shares
shares
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Number of Options, Outstanding, begining | shares 1,952,516
Number of Options, Granted | shares 34,000
Number of Options, Exercised/ Expired/ Forfeited | shares (47,982)
Number of Options, Outstanding at ending | shares 1,938,534
Number of Options, Exercisable | shares 697,832
Number of Options, Expected to be vested | shares 1,240,702
Weighted Average Exercise Price, Outstanding, begining | $ / shares $ 7.022
Weighted Average Exercise Price, Granted | $ / shares 2.250
Weighted Average Exercise Price, Exercised/ Expired/ Forfeited | $ / shares (1.246)
Weighted Average Exercise Price, Outstanding at ending | $ / shares 7.081
Weighted Average Exercise Price, Exercisable | $ / shares 5.285
Weighted Average Exercise Price, Expected to be vested | $ / shares $ 8.091