Quarterly report pursuant to Section 13 or 15(d)

Employee Benefits and Compensation Plans - Summary of Share Option Awards (Details )

v3.5.0.2
Employee Benefits and Compensation Plans - Summary of Share Option Awards (Details ) - USD ($)
$ / shares in Units, $ in Thousands
9 Months Ended 12 Months Ended
Sep. 30, 2016
Dec. 31, 2015
Share-based Compensation Arrangement by Share-based Payment Award, Additional General Disclosures [Abstract]    
Options Outstanding, Weighted- Average Contractual Term 8 years 26 days 8 years 7 months 2 days
Options Outstanding, Aggregate Intrinsic Value $ 24,633 $ 104,864
Time Based Options    
Number of Share Option Awards    
Outstanding as of December 31, 2015 7,702,071  
Granted 1,095,000  
Exercised (169,527)  
Forfeited and cancelled (583,492)  
Outstanding as of June 30, 2016 8,044,052 7,702,071
Weighted-Average Exercise Price    
Outstanding as of December 31, 2015 $ 47.35  
Granted 49.88  
Exercised 27.64  
Forfeited and cancelled 49.46  
Outstanding as of June 30, 2016 $ 47.96 $ 47.35
Performance Based Options    
Number of Share Option Awards    
Outstanding as of December 31, 2015 432,752  
Granted 52,083  
Exercised (51,857)  
Forfeited and cancelled  
Outstanding as of June 30, 2016 432,978 432,752
Weighted-Average Exercise Price    
Outstanding as of December 31, 2015 $ 19.00  
Granted 59.43  
Exercised 19.00  
Forfeited and cancelled  
Outstanding as of June 30, 2016 $ 23.86 $ 19.00
Market-Based Awards    
Number of Share Option Awards    
Outstanding as of December 31, 2015 208,333  
Granted  
Exercised  
Forfeited and cancelled  
Outstanding as of June 30, 2016 208,333 208,333
Weighted-Average Exercise Price    
Outstanding as of December 31, 2015 $ 59.43  
Granted  
Exercised  
Forfeited and cancelled  
Outstanding as of June 30, 2016 $ 59.43 $ 59.43