Change in Accounting Estimate for Self-Insured Claims - Schedule Of Change In Accounting Estimate (Detail) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 28, 2024	Sep. 30, 2023	Sep. 28, 2024	Sep. 30, 2023
Change in Accounting Estimate [Line Items]
Operating income	$ 63,116	$ 80,348	$ 191,136	$ 269,582
Net income	$ 50,033	$ 61,653	$ 149,753	$ 206,407
Basic and diluted earnings per share	$ 1.41	$ 1.71	$ 4.21	$ 5.74
Basic and diluted earnings per share	$ 1.41	$ 1.71	$ 4.21	$ 5.74
Development Of Prior Year Self Insured Claims Estimates
Change in Accounting Estimate [Line Items]
Operating income	$ 4,550	$ 2,323	$ 6,666	$ 5,154
Net income	$ 3,444	$ 1,756	$ 5,046	$ 3,896
Basic and diluted earnings per share	$ 0.1	$ 0.05	$ 0.14	$ 0.11
Basic and diluted earnings per share	$ 0.1	$ 0.05	$ 0.14	$ 0.11