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Company's Effective Tax Rate Differs From Statutory Federal Tax Rate (Detail) - USD ($) $ in Thousands	12 Months Ended
	Jan. 03, 2025	Dec. 29, 2023	Dec. 30, 2022
Income Tax Disclosure [Abstract]
Tax at federal statutory rate	$ 30,948	$ 28,538	$ 27,769
State taxes, net of federal benefit	7,699	8,587	6,726
Non-deductible officer compensation	1,787	870	1,160
Non-deductible expenses	427	456	52
Non-deductible stock-based compensation	14	12	12
Excess tax benefit from equity incentive plans	(2,239)	(2,844)	(4,533)
Difference between statutory rate and foreign effective tax rate	(194)	(264)	(693)
Other	(74)	202	(589)
Total	$ 38,368	$ 35,557	$ 29,904
Effective tax rate	26.00%	26.20%	22.60%

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