Annual report pursuant to Section 13 and 15(d)

Employee Stock Options (Details 2)

v3.3.1.900
Employee Stock Options (Details 2)
shares in Thousands
 12 Months Ended
Dec. 31, 2015
$ / shares
shares
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Number of Outstanding Options, Beginning Balance | shares 13,743
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Outstanding Options, Weighted Average Remaining Contractual Term 7 years 9 months 11 days
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Outstanding Options, Weighted Average Exercise Price, Beginning of Period $ 1.01
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Number of Exercisable Options, Beginning Balance | shares 6,308
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Exercisable Options, Weighted Average Exercise Price $ 0.70
Exercise Price Range One [Member]  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Lower Range Limit 0.04
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Upper Range Limit $ 0.07
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Number of Outstanding Options, Beginning Balance | shares 806
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Outstanding Options, Weighted Average Remaining Contractual Term 2 years 11 months 16 days
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Outstanding Options, Weighted Average Exercise Price, Beginning of Period $ 0.05
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Number of Exercisable Options, Beginning Balance | shares 806
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Exercisable Options, Weighted Average Exercise Price $ 0.05
Exercise Price Range Two [Member]  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Lower Range Limit 0.39
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Upper Range Limit $ 1.00
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Number of Outstanding Options, Beginning Balance | shares 6,037
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Outstanding Options, Weighted Average Remaining Contractual Term 6 years 9 months 4 days
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Outstanding Options, Weighted Average Exercise Price, Beginning of Period $ 0.69
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Number of Exercisable Options, Beginning Balance | shares 4,591
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Exercisable Options, Weighted Average Exercise Price $ 0.63
Exercise Price Range Three [Member]  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Lower Range Limit 1.06
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Upper Range Limit $ 1.87
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Number of Outstanding Options, Beginning Balance | shares 6,234
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Outstanding Options, Weighted Average Remaining Contractual Term 9 years 4 months 10 days
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Outstanding Options, Weighted Average Exercise Price, Beginning of Period $ 1.33
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Number of Exercisable Options, Beginning Balance | shares 584
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Exercisable Options, Weighted Average Exercise Price $ 1.28
Exercise Price Range Four [Member]  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Lower Range Limit 2.19
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Upper Range Limit $ 2.19
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Number of Outstanding Options, Beginning Balance | shares 666
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Outstanding Options, Weighted Average Remaining Contractual Term 8 years 14 days
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Outstanding Options, Weighted Average Exercise Price, Beginning of Period $ 2.19
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Number of Exercisable Options, Beginning Balance | shares 327
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Exercisable Options, Weighted Average Exercise Price $ 2.19