Note 2 - Purchase Price Allocation of Assets and Liabilities Assumed of Tonsan Adhesive (Details) - USD ($) $ in Thousands		3 Months Ended
		Feb. 27, 2016	Nov. 28, 2015
Tonsan Adhesive [Member] | Intellectual Property [Member]
Other inangibles		$ 18,600	$ 18,600
Other inangibles
Tonsan Adhesive [Member] | Customer Relationships [Member]
Other inangibles		$ 25,700	25,700
Other inangibles
Tonsan Adhesive [Member] | Trademarks and Trade Names [Member]
Other inangibles		$ 11,000	11,000
Other inangibles
Tonsan Adhesive [Member]
Current assets		$ 49,839	49,839
Current assets
Property, plant and equipment		$ 59,142	59,142
Property, plant and equipment
Goodwill		$ 125,790	125,090
Goodwill	[1]	700
Other assets		$ 13,540	13,540
Other assets
Current liabilities		$ (38,068)	(38,068)
Current liabilities
Other liabilities		$ (37,845)	(37,145)
Other liabilities	[1]	(700)
Redeemable non-controlling interests		$ (11,773)	(11,773)
Redeemable non-controlling interests
Total purchase price		$ 215,925	215,925
Goodwill		354,901	$ 354,204
Goodwill		$ 700

[1] Relates to an adjustment to the contingent consideration liability discussed above.