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Stock-Based Compensation (Details)
3 Months Ended
Mar. 31, 2016
$ / shares
shares
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]  
Outstanding at beginning 2,200,000 [1]
Options granted
Options exercised
Options canceled (98,958)
Outstanding at ending 2,101,042
Exercisable at ending 1,094,792
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract]  
Outstanding at beginning | $ / shares $ 0.4
Options canceled | $ / shares 1.75
Outstanding at ending | $ / shares 0.59
Exercisable at ending | $ / shares $ 0.52
[1] 1,200,000 options granted under 2015 Stock Incentive Plan;