Note 2 - Acquisitions and Divestitures - Purchase Price Allocation of Assets and Liabilities Assumed of Continental Products Limited (Details) - USD ($) $ in Thousands		Dec. 03, 2016	Nov. 28, 2015	Feb. 03, 2015	Feb. 02, 2015	Nov. 29, 2014
Goodwill		$ 366,248	$ 354,204			$ 255,972
Continental Products Limited [Member]
Current assets				$ 1,357
Property, plant and equipment				143
Goodwill				462
Other assets				7
Current liabilities				(591)
Other liabilities				(177)
Total purchase price				1,647
Continental Products Limited [Member] | Noncompete Agreements [Member]
Other intangibles				30
Tonsan Adhesive [Member]
Current assets					$ 49,839
Property, plant and equipment					59,142
Goodwill	[1]				125,790
Current liabilities					(38,068)
Other liabilities					(24,305)
Total purchase price					215,925
Tonsan Adhesive [Member] | Customer Relationships [Member]
Other intangibles				$ 416	$ 25,700

[1] Included in goodwill is the correction of an error related to the valuation of the contingent consideration and goodwill of $9,572 as of February 28, 2015.