Annual report pursuant to Section 13 and 15(d)

Schedule of Disclosure of Share-based Compensation Arrangements by Share-based Payment Award (Details)

v3.3.1.900
Schedule of Disclosure of Share-based Compensation Arrangements by Share-based Payment Award (Details) - $ / shares
 12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Weighted Average Remaining Contractural Life - Years 7 years 2 months 16 days 3 years 3 months 22 days
Number of options outstanding 5,236,909 2,026,564
Weighted Average Exercise Price Stock Options Outstanding $ 3.70 $ 9.19
Number of Awards Vested 3,442,023 1,564,257
Weighted Average Exercise Price $ 4.95 $ 11.16
Weighted Average Remaining Contractual Life of Stock Options Vested 6 years 5 months 16 days 3 years
Range 1 [Member]    
Exercise price lower range limit $ 0.83 $ 2.55
Exercise price upper range limit $ 1.26 $ 5.00
Weighted Average Remaining Contractural Life - Years 9 years 7 months 6 days 4 years 3 months 4 days
Number of options outstanding 3,491,419 645,644
Weighted Average Exercise Price Stock Options Outstanding $ 1.08 $ 3.10
Number of Awards Vested 1,965,629 183,337
Weighted Average Exercise Price $ 1.06 $ 4.50
Weighted Average Remaining Contractual Life of Stock Options Vested 9 years 7 months 6 days 4 years 22 days
Range 2 [Member]    
Exercise price lower range limit $ 2.55 $ 5.01
Exercise price upper range limit $ 5.00 $ 12.90
Weighted Average Remaining Contractural Life - Years 3 years 3 months 18 days 4 years 1 month 10 days
Number of options outstanding 645,644 782,584
Weighted Average Exercise Price Stock Options Outstanding $ 3.10 $ 7.45
Number of Awards Vested 376,548 782,584
Weighted Average Exercise Price $ 3.50 $ 7.45
Weighted Average Remaining Contractual Life of Stock Options Vested 3 years 2 months 12 days 4 years 1 month 10 days
Range 3 [Member]    
Exercise price lower range limit $ 5.01 $ 13.50
Exercise price upper range limit $ 12.90 $ 18.90
Weighted Average Remaining Contractural Life - Years 3 years 14 days 1 year 3 months 18 days
Number of options outstanding 668,177 358,336
Weighted Average Exercise Price Stock Options Outstanding $ 7.59 $ 14.17
Number of Awards Vested 668,177 358,336
Weighted Average Exercise Price $ 7.59 $ 14.17
Weighted Average Remaining Contractual Life of Stock Options Vested 3 years 14 days 1 year 3 months 18 days
Range 4 [Member]    
Exercise price lower range limit $ 13.50 $ 19.20
Exercise price upper range limit $ 18.90 $ 23.85
Weighted Average Remaining Contractural Life - Years 7 months 17 days 1 year 1 month 13 days
Number of options outstanding 191,669 240,000
Weighted Average Exercise Price Stock Options Outstanding $ 14.75 $ 23.85
Number of Awards Vested 191,669 240,000
Weighted Average Exercise Price $ 14.75 $ 23.85
Weighted Average Remaining Contractual Life of Stock Options Vested 7 months 17 days 1 year 1 month 13 days
Range 5 [Member]    
Exercise price lower range limit $ 19.20  
Exercise price upper range limit $ 23.85  
Weighted Average Remaining Contractural Life - Years 1 month 13 days  
Number of options outstanding 240,000  
Weighted Average Exercise Price Stock Options Outstanding $ 23.85  
Number of Awards Vested 240,000  
Weighted Average Exercise Price $ 23.85  
Weighted Average Remaining Contractual Life of Stock Options Vested 1 month 13 days