Note 13 - Fair Value Measurements (Details Textual) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Dec. 03, 2016	Dec. 03, 2016	Nov. 28, 2015	Nov. 29, 2014
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability		$ (6,032)	$ 3,145
Selling, General and Administrative Expenses [Member]
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability	$ (5,231)
Tonsan Adhesive [Member] | Selling, General and Administrative Expenses [Member]
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability		$ 6,032