Supplemental balance sheet information related to the Company's leases (Detail) - USD ($) $ in Thousands	Sep. 06, 2020	Dec. 29, 2019
Land and buildings	$ 45,992	$ 25,476
Accumulated depreciation and amortization	(9,208)	(7,846)
Finance lease assets, net	36,784	17,630
Current portion of long-term debt	1,662	1,394
Long-term debt, less current portion	36,986	18,263
Total principal payable on finance leases	$ 38,648	$ 19,657
Finance Lease, Weighted Average Remaining Lease Term	17 years	14 years
Finance Lease, Weighted Average Discount Rate, Percent	8.90%	11.70%
Operating Lease, Weighted Average Remaining Lease Term	7 years	8 years
Operating Lease, Weighted Average Discount Rate, Percent	3.80%	3.80%