Annual report pursuant to Section 13 and 15(d)

Stock-Based Compensation (Details 3)

v3.6.0.2
Stock-Based Compensation (Details 3) - Stock Option [Member] - $ / shares
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Stock Options, Non-vested - Beginning Balance 4,184,176 2,087,910 756,043
Stock Options, Granted 3,861,425 3,781,666 2,382,500
Stock Options, Vested/Exercised (2,219,758) (1,382,898) (1,050,633)
Stock Options, Forfeited/Cancelled (383,265) (302,502) 0
Stock Options, Non-vested - Ending Balance 5,442,578 4,184,176 2,087,910
Weighted Average Grant Date Fair Value, Non-vested - Beginning Balance $ 1.97 $ 2.3 $ 2.17
Weighted Average Grant Date Fair Value, Granted 0.8 2.12 2.09
Weighted Average Grant Date Fair Value, Vested/Exercised 1.87 2.02 2.35
Weighted Average Grant Date Fair Value, Forfeited/Cancelled 2.26 1.92 0
Weighted Average Grant Date Fair Value, Non-vested - Ending Balance $ 1.18 $ 1.97 $ 2.3
Stock Options, Weighted average remaining period for vesting 1 year 11 months 26 days