Employee Deferred Compensation Plan Obligations - Compensation Expense Related to Qualified and Nonqualified Plans (Details) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2022 |
Sep. 30, 2021 |
Sep. 30, 2022 |
Sep. 30, 2021 |
|
| Deferred Compensation Plans [Abstract] | ||||
| Contribution expense | $ 10,326 | $ 11,467 | $ 35,321 | $ 34,939 |
| Increase (decrease) in employee deferred compensation expense related to changes in the fair value of trust assets | (15,335) | (1,759) | (110,958) | 38,039 |
| Total compensation expense related to qualified defined contribution plans and nonqualified plans | $ (5,009) | $ 9,708 | $ (75,637) | $ 72,978 |