Note 11 - Income Taxes - Deferred Income Tax Balances (Details) - USD ($) $ in Thousands	Dec. 03, 2022	Nov. 27, 2021
Pension and other post-retirement benefit plans	$ 6,752	$ 12,118
Employee benefit costs	25,196	26,799
Foreign tax credit carryforward	7,884	7,309
Tax loss carryforwards	22,948	24,071
Leases	8,538	8,590
Hedging activity	13,299	2,623
Interest deduction limitation	17,736	12,428
Other	28,840	27,410
Gross deferred tax assets	131,193	121,348
Less: valuation allowance	(14,424)	(11,341)
Total net deferred tax assets	116,769	110,007
Depreciation and amortization	(215,219)	(207,726)
Pension and other post-retirement benefit plans	(37,362)	(36,042)
Leases	(8,329)	(8,524)
Total deferred tax liability	(260,910)	(252,292)
Net deferred tax liability	$ (144,141)	$ (142,285)