Reconciliations to Statutory Rates (Detail)	12 Months Ended
	Dec. 30, 2023	Dec. 31, 2022	Dec. 25, 2021
Income Tax Disclosure [Abstract]
Statutory rate	21.00%	21.00%	21.00%
State income taxes, net of federal benefit	4.80%	4.10%	11.00%
Non-deductible compensation under Internal Revenue Code Section 162(m)	3.40%	0.20%	5.70%
Non-deductable meals & entertainment	1.20%	0.60%	5.60%
Change in valuation allowance	1.00%	1.20%	21.90%
Deduction relating to excess stock-based compensation	0.10%	(0.90%)	(153.80%)
Change in unrecognized tax benefits (including interest and penalty)	0.10%		(8.70%)
Federal and state provision to return	0.00%	(0.20%)	(7.10%)
Other	(1.20%)	0.40%	(6.30%)
Effective Income Tax Rate Reconciliation, Percent, Total	30.40%	26.40%	(110.70%)