Note 6 - Leases - Schedule of Maturities of Lease Liabilities (Details) - USD ($) $ in Thousands	Nov. 27, 2021	Nov. 28, 2020
2022, Finance Leases	$ 1,352
2022, Operating Leases	9,292
2023, Finance Leases	1,254
2023, Operating Leases	7,500
2024, Finance Leases	1,174
2024, Operating Leases	5,313
2025, Finance Leases	1,171
2025, Operating Leases	4,009
2026, Finance Leases	1,165
2026, Operating Leases	2,360
2027 and beyond, Finance Leases	3,841
2027 and beyond, Operating Leases	7,888
Total, Finance Leases	9,957
Total, Operating Leases	36,362
Less: amounts representing interest, Finance Leases	(1,300)
Less: amounts representing interest, Operating Leases	(3,380)
Present value of future minimum payments, Finance Leases	8,657
Present value of future minimum payments	32,982	$ 28,204
Less: current obligations, Finance Leases	(1,109)
Less: current obligations, Operating Leases	(8,921)
Noncurrent lease liabilities, Finance Leases	7,548
Noncurrent lease liabilities, Operating Leases	$ 24,061