Quarterly report pursuant to Section 13 or 15(d)

Employee Benefits and Compensation Plans (Detail Textuals)

v3.7.0.1
Employee Benefits and Compensation Plans (Detail Textuals) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based compensation expense $ 18,203 $ 15,245
Time-Based Awards | Awarded on March 1, 2017 | Employee    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Restricted share unit awards granted 1,700,000  
Vesting period 3 years  
Market-Based Awards    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Number of shares options granted  
Exercise price per share  
Performance Based Units | Awarded on March 1, 2017 | Members of management team    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Restricted share unit awards granted 121,000  
Performance Based Options    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Number of shares options granted 156,249  
Exercise price per share $ 59.43  
Restricted share unit awards granted 171,000  
Performance Based Options | Amended and Restated Performance Incentive Plan    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Number of shares options granted 208,335  
Marketing, general and administrative expense    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based compensation expense $ 17,400  
Payroll and related expense    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based compensation expense $ 800