Significant Portions of Deferred Tax Assets and Deferred Tax Liabilities (Detail) - USD ($) $ in Thousands	Jan. 03, 2020	Dec. 28, 2018
Deferred tax assets:
Accrued liabilities and allowances	$ 15,658	$ 13,964
Deferred compensation plan	28,463	22,944
Operating leases	6,867	0
Property, equipment and leasehold improvements	0	192
Unrealized loss on deferred compensation plan assets	0	320
Other	0	34
Total deferred tax assets	50,988	37,454
Deferred tax liabilities:
State taxes	(1,624)	(1,184)
Deductible goodwill	(2,104)	(2,086)
Operating leases	(6,867)	0
Property, equipment and leasehold improvements	(84)	0
Unrealized gain of deferred compensation plan assets	(2,339)	0
Divestiture of foreign subsidiary	(956)
Other	(193)	(94)
Total deferred tax liabilities	(14,167)	(3,364)
Net deferred tax assets	$ 36,821	$ 34,090