Summary of Total Cost and Employer Contributions (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 28, 2024	Dec. 30, 2023	Dec. 31, 2022
401(k) Retirement Savings Plans
Defined Benefit Plan Disclosure [Line Items]
Total cost and employer contributions	$ 33,312	$ 31,378	$ 29,425