Leases - Supplemental balance sheet information related to the Company's leases (Detail) - USD ($) $ in Thousands	Dec. 28, 2025	Dec. 29, 2024
Operating Leased Assets [Line Items]
Land and buildings	$ 80,457	$ 79,966
Equipment	4,225	4,640
Finance lease assets	84,682	84,606
Accumulated depreciation and amortization	(32,908)	(28,148)
Finance lease assets, net	51,774	56,458
Current portion of long-term debt	$ 6,017	$ 4,895
Finance Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration]	Long-Term Debt and Lease Obligation, Current	Long-Term Debt and Lease Obligation, Current
Long-term debt, less current portion	$ 55,991	$ 61,163
Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration]	Long-Term Debt and Lease Obligation	Long-Term Debt and Lease Obligation
Total principal payable on finance leases	$ 62,008	$ 66,058
Finance Lease, Weighted Average Remaining Lease Term	11 years	12 years
Finance Lease, Weighted Average Discount Rate, Percent	6.10%	6.10%
Operating Lease, Weighted Average Remaining Lease Term	6 years	7 years
Operating Lease, Weighted Average Discount Rate, Percent	4.80%	4.60%