Accrued Payroll and Employee Benefits (Detail) - USD ($) $ in Thousands	Dec. 30, 2022	Dec. 31, 2021
Employee-related Liabilities, Current [Abstract]
Accrued bonuses payable	$ 67,805	$ 66,723
Accrued 401(k) contributions	9,812	9,332
Accrued vacation	13,106	13,100
Deferred compensation plan	10,171	9,380
Other accrued payroll and employee benefits	4,928	5,017
Total accrued payroll and employee benefits	$ 105,822	$ 103,552