Significant Portions of Deferred Tax Assets and Deferred Tax Liabilities (Detail) - USD ($) $ in Thousands	Dec. 30, 2022	Dec. 31, 2021
Deferred tax assets:
Accrued liabilities and allowances	$ 20,740	$ 17,914
Deferred compensation plan	36,819	38,167
Operating leases	5,386	4,298
Unrealized loss on trading securities	453	0
Property, equipment and leasehold improvements	212	120
Other	88	0
Total deferred tax assets	63,698	60,499
Deferred tax liabilities:
State taxes	(2,265)	(2,062)
Deductible goodwill	(2,138)	(2,120)
Operating leases	(5,386)	(4,298)
Unrealized gain of deferred compensation plan assets	0	(5,336)
Other	0	(137)
Total deferred tax liabilities	(9,789)	(13,953)
Net deferred tax assets	$ 53,909	$ 46,546