Annual report pursuant to Section 13 and 15(d)

Stockholders' Equity (Details 4)

v3.6.0.2
Stockholders' Equity (Details 4) - $ / shares
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Stockholders Equity Details 4    
Non-vested at beginning of period 359,001 92,467
Granted 1,210,467 698,323
Vested (1,118,992) (431,789)
Forfeited
Non-vested at end of period 450,476 359,001
Weighted average fair value grant date, beginning of period $ 4.55 $ 8.55
Weighted average fair value grant date, granted 1.71 3.70
Weighted average fair value grant date, vested 1.81 4.00
Weighted average fair value grant date, forfeited
Weighted average fair value grant date, end of period 3.60 4.55
Weighted average exercise price, beginning of period 6.70 12.75
Weighted average exercise price, granted 3.02 5.40
Weighted average exercise price, vested 3.19 5.90
Weighted average exercise price, forfeited
Weighted average exercise price, end of period $ 5.40 $ 6.70