Note 4 - Supplemental Financial Statement Information - Components of Accumulated Other Comprehensive Income (Loss) (Details) (Parentheticals) - USD ($) $ in Thousands	12 Months Ended
	Nov. 30, 2024	Dec. 02, 2023	Dec. 03, 2022
Accumulated Defined Benefit Plans Adjustment Including Portion Attributable to Noncontrolling Interest [Member]
Before Reclassifications, tax	$ 54,545	$ 66,982	$ 63,925
Accumulated Gain (Loss), Cash Flow Hedge, Including Noncontrolling Interest [Member] | Interest Rate Swap [Member]
Before Reclassifications, tax	2,169	(1,460)	$ 3,224
Accumulated Gain (Loss), Cash Flow Hedge, Including Noncontrolling Interest [Member] | Net Investment Hedges [Member]
Before Reclassifications, tax	$ 12,056	$ 17,744