Note 4 - Supplemental Financial Statement Information - Components of Accumulated Other Comprehensive Income (Loss) (Details) (Parentheticals) - AOCI Including Portion Attributable to Noncontrolling Interest [Member] - USD ($) $ in Thousands	Nov. 28, 2020	Nov. 30, 2019
Tax on interest rate swap	$ 8,153	$ (4,300)
Tax on other cash-flow hedges	(121)	21
Taxes on defined benefit pension plans adjustment	$ 80,656	$ 81,891