XML 64 R48.htm IDEA: XBRL DOCUMENT v3.6.0.2
Stock-Based Compensation (Outstanding Stock Options Grants) (Details) - Employee Stock Option
12 Months Ended
Dec. 31, 2016
$ / shares
shares
$1.64 - $6.91  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Exercise Price Range, Lower Range Limit (in USD per share) $ 1.64
Exercise Price Range, Upper Range Limit (in USD per share) $ 6.91
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, End of Period [Abstract]  
Granted Stock Options Outstanding (in shares) | shares 1,756,509
Weighted- Average Remaining Contractual Life (Years) 2 years 11 months 12 days
Weighted- Average Exercise Price (in USD per share) $ 3.99
Granted Stock Options Exercisable (in shares) | shares 1,584,707
Weighted- Average Exercise Price (in USD per share) $ 3.69
$7.00 - $7.25  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Exercise Price Range, Lower Range Limit (in USD per share) 7.00
Exercise Price Range, Upper Range Limit (in USD per share) $ 7.25
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, End of Period [Abstract]  
Granted Stock Options Outstanding (in shares) | shares 1,032,575
Weighted- Average Remaining Contractual Life (Years) 8 years 5 months 5 days
Weighted- Average Exercise Price (in USD per share) $ 7.23
Granted Stock Options Exercisable (in shares) | shares 240,149
Weighted- Average Exercise Price (in USD per share) $ 7.21
$7.26 - $7.53  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Exercise Price Range, Lower Range Limit (in USD per share) 7.26
Exercise Price Range, Upper Range Limit (in USD per share) $ 7.53
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, End of Period [Abstract]  
Granted Stock Options Outstanding (in shares) | shares 2,140,066
Weighted- Average Remaining Contractual Life (Years) 8 years 6 months 7 days
Weighted- Average Exercise Price (in USD per share) $ 7.53
Granted Stock Options Exercisable (in shares) | shares 186,917
Weighted- Average Exercise Price (in USD per share) $ 7.50
$7.57 - $13.17  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Exercise Price Range, Lower Range Limit (in USD per share) 7.57
Exercise Price Range, Upper Range Limit (in USD per share) $ 13.17
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, End of Period [Abstract]  
Granted Stock Options Outstanding (in shares) | shares 1,809,080
Weighted- Average Remaining Contractual Life (Years) 6 years 9 months 22 days
Weighted- Average Exercise Price (in USD per share) $ 11.17
Granted Stock Options Exercisable (in shares) | shares 849,003
Weighted- Average Exercise Price (in USD per share) $ 11.39
$13.21 - $17.60  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Exercise Price Range, Lower Range Limit (in USD per share) 13.21
Exercise Price Range, Upper Range Limit (in USD per share) $ 17.60
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, End of Period [Abstract]  
Granted Stock Options Outstanding (in shares) | shares 1,934,985
Weighted- Average Remaining Contractual Life (Years) 6 years 11 months 19 days
Weighted- Average Exercise Price (in USD per share) $ 15.08
Granted Stock Options Exercisable (in shares) | shares 927,931
Weighted- Average Exercise Price (in USD per share) $ 14.94
$1.64 - $17.60  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Exercise Price Range, Lower Range Limit (in USD per share) 1.64
Exercise Price Range, Upper Range Limit (in USD per share) $ 17.60
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, End of Period [Abstract]  
Granted Stock Options Outstanding (in shares) | shares 8,673,215
Weighted- Average Remaining Contractual Life (Years) 6 years 8 months 5 days
Weighted- Average Exercise Price (in USD per share) $ 9.22
Granted Stock Options Exercisable (in shares) | shares 3,788,707
Weighted- Average Exercise Price (in USD per share) $ 8.58