Note 7 - Accumulated Other Comprehensive Income (Loss) - Components of Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Feb. 28, 2026	Nov. 29, 2025	Mar. 01, 2025	Nov. 30, 2024
Accumulated other comprehensive (loss) income	$ 2,065,305	$ 2,003,194	$ 1,778,361	$ 1,829,848
Accumulated Foreign Currency Adjustment Including Portion Attributable to Noncontrolling Interest [Member]
Before Reclassifications	(136,973)	(189,131)
Accumulated Foreign Currency Adjustment Attributable to Parent [Member]
Before Reclassifications	(137,882)	(190,064)
Accumulated Foreign Currency Adjustment Attributable to Noncontrolling Interest [Member]
Before Reclassifications	909	933
Accumulated Defined Benefit Plans Adjustment Including Portion Attributable to Noncontrolling Interest [Member]
Before Reclassifications	(67,147)	(67,164)
Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member]
Before Reclassifications	(67,147)	(67,164)
Accumulated Defined Benefit Plans Adjustment Attributable to Noncontrolling Interest [Member]
Before Reclassifications	0	0
Accumulated Gain (Loss), Cash Flow Hedge, Including Noncontrolling Interest [Member] \| Interest Rate Swap [Member]
Before Reclassifications	(13,820)	(13,866)
Accumulated Gain (Loss), Cash Flow Hedge, Including Noncontrolling Interest [Member] \| Net Investment Hedges [Member]
Before Reclassifications	(95,315)	(85,610)
Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent [Member] \| Interest Rate Swap [Member]
Before Reclassifications	(13,820)	(13,866)
Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent [Member] \| Net Investment Hedges [Member]
Before Reclassifications	(95,315)	(85,610)
Accumulated Gain (Loss), Net, Cash Flow Hedge, Noncontrolling Interest [Member] \| Interest Rate Swap [Member]
Before Reclassifications	0	0
Accumulated Gain (Loss), Net, Cash Flow Hedge, Noncontrolling Interest [Member] \| Net Investment Hedges [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) income	(331,596)	(374,112)
AOCI Attributable to Parent [Member]
Reclassification of AOCI tax effects	(18,341)	(18,341)
Accumulated other comprehensive (loss) income	(332,505)	(375,045)	$ (488,421)	$ (473,395)
AOCI Attributable to Noncontrolling Interest [Member]
Reclassification of AOCI tax effects	0	0
Accumulated other comprehensive (loss) income	$ 909	$ 933

FULLER H B CO 10-Q