Note 4 - Supplemental Financial Statement Information - Allowance for Doubtful Accounts (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 02, 2023	Dec. 03, 2022	Nov. 27, 2021
Balance	$ 10,939	$ 9,935	$ 12,905
Charged to expenses and other adjustments	1,224	1,794	(546)
Write-offs	(1,522)	(851)	(2,278)
Foreign currency translation effect	439	61	(146)
Balance	$ 11,080	$ 10,939	$ 9,935