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. 30, 2019	Dec. 01, 2018
Tax on interest rate swap	$ (4,300)	$ (7,231)
Tax on other cash-flow hedges	29	588
Taxes on defined benefit pension plans adjustment	$ 81,891	$ 75,083