Note 7 - Accumulated Other Comprehensive Income (Loss) - Components of Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	6 Months Ended	12 Months Ended
	May 28, 2022	Nov. 27, 2021	Feb. 26, 2022	May 29, 2021	Feb. 27, 2021	Nov. 28, 2020
Accumulated other comprehensive loss	$ 1,614,754	$ 1,597,360	$ 1,645,848	$ 1,563,212	$ 1,442,163	$ 1,381,862
Accumulated Foreign Currency Adjustment Including Portion Attributable to Noncontrolling Interest [Member]
Before Reclassifications	(209,916)	(132,370)
Accumulated Foreign Currency Adjustment Attributable to Parent [Member]
Before Reclassifications	(209,825)	(132,267)
Accumulated Foreign Currency Adjustment Attributable to Noncontrolling Interest [Member]
Before Reclassifications	(91)	(103)
Accumulated Gain (Loss), Cash Flow Hedge, Including Noncontrolling Interest [Member]
Before Reclassifications	190	3,483
Accumulated Gain (Loss), Cash Flow Hedge, Including Noncontrolling Interest [Member] | Interest Rate Swap [Member]
Before Reclassifications	(346)	(9,924)
Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent [Member]
Before Reclassifications	190	3,483
Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent [Member] | Interest Rate Swap [Member]
Before Reclassifications	(346)	(9,924)
Accumulated Gain (Loss), Net, Cash Flow Hedge, Noncontrolling Interest [Member]
Before Reclassifications	0	0
Accumulated Gain (Loss), Net, Cash Flow Hedge, Noncontrolling Interest [Member] | Interest Rate Swap [Member]
Before Reclassifications	0	0
Accumulated Defined Benefit Plans Adjustment Including Portion Attributable to Noncontrolling Interest [Member]
Before Reclassifications	(109,906)	(113,198)
Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member]
Before Reclassifications	(109,906)	(113,198)
Accumulated Defined Benefit Plans Adjustment Attributable to Noncontrolling Interest [Member]
Before Reclassifications	0	0
AOCI Including Portion Attributable to Noncontrolling Interest [Member]
Reclassification of AOCI tax effects	(18,341)	(18,341)
Accumulated other comprehensive loss	(338,319)	(270,350)
AOCI Attributable to Parent [Member]
Reclassification of AOCI tax effects	(18,341)	(18,341)
Accumulated other comprehensive loss	(338,228)	(270,247)	$ (259,070)	$ (215,997)	$ (275,203)	$ (302,859)
AOCI Attributable to Noncontrolling Interest [Member]
Reclassification of AOCI tax effects	0	0
Accumulated other comprehensive loss	$ (91)	$ (103)