Note 10 - Financial Instruments - Gains (Losses) on Derivative Instruments (Details) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Aug. 27, 2022	Aug. 28, 2021	Aug. 27, 2022	Aug. 28, 2021
Interest Rate Swap [Member]
Derivative instruments	[1]	$ 1,783	$ 5,074	$ 14,473	$ 15,332
Cash Flow Hedging [Member] | Designated as Hedging Instrument [Member] | Currency Swap [Member]
Derivative instruments		(377)	(1,309)	(3,720)	(3,629)
Cash Flow Hedging [Member] | Designated as Hedging Instrument [Member] | Interest Rate Swap [Member]
Derivative instruments		$ 1,783	$ 5,074	$ 14,473	$ 15,332

[1] Income (loss) reclassified from AOCI into earnings is reported in other income, net.