Note 11 - Fair Value Measurements (Details Textual) - USD ($) $ in Thousands	3 Months Ended
	Feb. 26, 2022	Feb. 27, 2021	Nov. 27, 2021
Business Combination, Contingent Consideration, Liability, Total	$ 500		$ 8,100
Payment for Contingent Consideration Liability, Financing Activities	5,000	$ (0)
Long-term Debt, Fair Value	1,905,402		$ 1,618,291
Tissue Seal, LLC [Member]
Business Combination, Contingent Consideration, Liability, Total	500
DHM [Member]
Payment for Contingent Consideration Liability, Financing Activities	$ 8,100