Note 5 - Goodwill and Other Intangible Assets - Goodwill Balance (Details) - USD ($) $ in Thousands	12 Months Ended
Nov. 27, 2021	Nov. 28, 2020
Balance at beginning of year	$ 1,312,003	$ 1,281,808
Foreign currency translation effect	(13,158)	29,878
Balance at end of year	1,298,845	1,312,003
Ramapo [Member]
Acquisition	0	(746)
DHM [Member]
Acquisition	$ 0	$ 1,063

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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