Quarterly report pursuant to Section 13 or 15(d)

Employee Benefits and Compensation Plans (Detail Textuals)

v3.19.2
Employee Benefits and Compensation Plans (Detail Textuals) - USD ($)
$ in Thousands, shares in Millions
3 Months Ended 6 Months Ended
Mar. 01, 2019
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]          
Share-based compensation expense   $ 29,700 $ 31,700 $ 56,650 $ 59,835
Time-Based Awards | Awarded on March 1, 2019 | Employee          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]          
Restricted share unit awards granted       1.9  
Share based award, vesting period 3 years        
Performance-Based Awards | Awarded on March 1, 2019 | Members of management team          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]          
Restricted share unit awards granted       0.5  
Selling, General and Administrative Expenses [Member]          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]          
Share-based compensation expense   25,000 27,300 $ 48,200 52,100
Payroll and related expense          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]          
Share-based compensation expense   $ 4,700 $ 4,400 $ 8,500 $ 7,700