Note 5 - Goodwill and Other Intangible Assets (Details Textual) $ in Thousands	3 Months Ended	9 Months Ended	12 Months Ended
Aug. 29, 2020 USD ($)	Aug. 31, 2019 USD ($)	Aug. 29, 2020 USD ($)	Aug. 31, 2019 USD ($)	Nov. 30, 2019 USD ($)
Number of Reportable Segments			3		5
Amortization of Intangible Assets, Total	$ 17,485	$ 18,079	$ 52,943	$ 56,269
Indefinite Lived Trademarks and Trade Names	$ 519		$ 519		$ 480

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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