Reconciliation of Effective Tax Amount (Detail) - USD ($) $ in Thousands	12 Months Ended
Jan. 01, 2022	Jan. 02, 2021	Dec. 28, 2019
Income Tax Disclosure [Abstract]
Tax at U.S. federal income tax rate	$ 56,862	$ 42,149	$ 44,538
State income taxes, net of federal income tax benefit	9,181	8,209	5,384
Net share-based payments (windfalls)	(104)	(80)	(828)
Other	(1,354)	(1,885)	(1,549)
Income tax expense	$ 64,585	$ 48,393	$ 47,545

Amount of difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operation, attributable to expense for award under share-based payment arrangement. Excludes expense determined to be nondeductible upon grant or after for award under share-based payment arrangement.

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