Note 13 - Fair Value Measurements (Details Textual) - USD ($) $ in Thousands	12 Months Ended
	Nov. 30, 2024	Dec. 02, 2023	Dec. 03, 2022
Payment for Contingent Consideration Liability, Financing Activities	$ (0)	$ 1,477	$ 5,000
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability	(500)	2,893	$ 0
GSSI Sealants, Inc. [Member]
Business Combination, Contingent Consideration, Liability		870
Payment for Contingent Consideration Liability, Financing Activities	870
Tissue Seal, LLC [Member]
Business Combination, Contingent Consideration, Liability		$ 500
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability	$ 500