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Employee Deferred Compensation Plan Obligations (Tables)
 6 Months Ended
Jun. 30, 2022
Deferred Compensation Plans [Abstract]  
Contribution Plans and Nonqualified Plans
The following table presents the Company’s compensation expense related to its qualified defined contribution plans and nonqualified plans (in thousands):
Three Months Ended
June 30,		Six Months Ended
June 30,
2022202120222021
Contribution expense $12,794 $13,918 $24,996 $23,472 
Increase (decrease) in employee deferred compensation expense related to changes in the fair value of trust assets(65,622)27,810 (95,623)39,797 
$(52,828)$41,728 $(70,627)$63,269