Note 10 - Pension and Postretirement Benefits - Fair Value of Plan Assets (Details) - USD ($) $ in Thousands		Nov. 30, 2024	Dec. 02, 2023	Dec. 03, 2022
Other Postretirement Benefits Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		$ 175,375	$ 133,453	$ 120,782
UNITED STATES | Pension Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		349,024	319,738	326,786
Foreign Plan [Member] | Pension Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		135,567	134,622	141,908
Fair Value, Inputs, Level 1 [Member] | Other Postretirement Benefits Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		3,566	699
Fair Value, Inputs, Level 1 [Member] | UNITED STATES | Pension Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		5,169	4,054
Fair Value, Inputs, Level 1 [Member] | Foreign Plan [Member] | Pension Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		73,558	71,424
Fair Value, Inputs, Level 2 [Member] | Other Postretirement Benefits Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		0	0
Fair Value, Inputs, Level 2 [Member] | UNITED STATES | Pension Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		317,322	301,210
Fair Value, Inputs, Level 2 [Member] | Foreign Plan [Member] | Pension Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		0	0
Fair Value, Inputs, Level 3 [Member] | Other Postretirement Benefits Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		171,809	132,754	119,446
Fair Value, Inputs, Level 3 [Member] | UNITED STATES | Pension Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		0	0	45,251
Fair Value, Inputs, Level 3 [Member] | Foreign Plan [Member] | Pension Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		1,325	726	$ 703
Fair Value, Inputs, Level 1, Level 2, and Level 3 [Member] | Other Postretirement Benefits Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		175,375	133,453
Fair Value, Inputs, Level 1, Level 2, and Level 3 [Member] | UNITED STATES | Pension Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		322,491	305,264
Fair Value, Inputs, Level 1, Level 2, and Level 3 [Member] | Foreign Plan [Member] | Pension Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		74,883	72,150
Fair Value Measured at Net Asset Value Per Share [Member] | UNITED STATES | Pension Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		26,533	14,474
Fair Value Measured at Net Asset Value Per Share [Member] | Foreign Plan [Member] | Pension Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance	[1]	60,684	62,472
Equity Funds [Member] | Fair Value, Inputs, Level 1 [Member] | UNITED STATES | Pension Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		0	0
Equity Funds [Member] | Fair Value, Inputs, Level 1 [Member] | Foreign Plan [Member] | Pension Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		31,015	29,601
Equity Funds [Member] | Fair Value, Inputs, Level 2 [Member] | UNITED STATES | Pension Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		183,061	172,166
Equity Funds [Member] | Fair Value, Inputs, Level 2 [Member] | Foreign Plan [Member] | Pension Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		0	0
Equity Funds [Member] | Fair Value, Inputs, Level 3 [Member] | UNITED STATES | Pension Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		0	0
Equity Funds [Member] | Fair Value, Inputs, Level 3 [Member] | Foreign Plan [Member] | Pension Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		0	0
Equity Funds [Member] | Fair Value, Inputs, Level 1, Level 2, and Level 3 [Member] | UNITED STATES | Pension Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		183,061	172,166
Equity Funds [Member] | Fair Value, Inputs, Level 1, Level 2, and Level 3 [Member] | Foreign Plan [Member] | Pension Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		31,015	29,601
Insurance [Member] | Fair Value, Inputs, Level 1 [Member] | Other Postretirement Benefits Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		0	0
Insurance [Member] | Fair Value, Inputs, Level 1 [Member] | Foreign Plan [Member] | Pension Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		0
Insurance [Member] | Fair Value, Inputs, Level 2 [Member] | Other Postretirement Benefits Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		0	0
Insurance [Member] | Fair Value, Inputs, Level 2 [Member] | Foreign Plan [Member] | Pension Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		0
Insurance [Member] | Fair Value, Inputs, Level 3 [Member] | Other Postretirement Benefits Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		171,809	132,754
Insurance [Member] | Fair Value, Inputs, Level 3 [Member] | Foreign Plan [Member] | Pension Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		603
Insurance [Member] | Fair Value, Inputs, Level 1, Level 2, and Level 3 [Member] | Other Postretirement Benefits Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		171,809	132,754
Insurance [Member] | Fair Value, Inputs, Level 1, Level 2, and Level 3 [Member] | Foreign Plan [Member] | Pension Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		603
Fixed Income Funds [Member] | Fair Value, Inputs, Level 1 [Member] | UNITED STATES | Pension Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		0	0
Fixed Income Funds [Member] | Fair Value, Inputs, Level 1 [Member] | Foreign Plan [Member] | Pension Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		41,869	40,686
Fixed Income Funds [Member] | Fair Value, Inputs, Level 2 [Member] | UNITED STATES | Pension Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		134,261	129,044
Fixed Income Funds [Member] | Fair Value, Inputs, Level 2 [Member] | Foreign Plan [Member] | Pension Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		0	0
Fixed Income Funds [Member] | Fair Value, Inputs, Level 3 [Member] | UNITED STATES | Pension Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		0	0
Fixed Income Funds [Member] | Fair Value, Inputs, Level 3 [Member] | Foreign Plan [Member] | Pension Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		722	726
Fixed Income Funds [Member] | Fair Value, Inputs, Level 1, Level 2, and Level 3 [Member] | UNITED STATES | Pension Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		134,261	129,044
Fixed Income Funds [Member] | Fair Value, Inputs, Level 1, Level 2, and Level 3 [Member] | Foreign Plan [Member] | Pension Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		42,591	41,412
Cash [Member] | Fair Value, Inputs, Level 1 [Member] | Other Postretirement Benefits Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		3,566	699
Cash [Member] | Fair Value, Inputs, Level 1 [Member] | UNITED STATES | Pension Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		5,169	4,054
Cash [Member] | Fair Value, Inputs, Level 1 [Member] | Foreign Plan [Member] | Pension Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		674	1,137
Cash [Member] | Fair Value, Inputs, Level 2 [Member] | Other Postretirement Benefits Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		0	0
Cash [Member] | Fair Value, Inputs, Level 2 [Member] | UNITED STATES | Pension Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		0	0
Cash [Member] | Fair Value, Inputs, Level 2 [Member] | Foreign Plan [Member] | Pension Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		0	0
Cash [Member] | Fair Value, Inputs, Level 3 [Member] | Other Postretirement Benefits Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		0	0
Cash [Member] | Fair Value, Inputs, Level 3 [Member] | UNITED STATES | Pension Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		0	0
Cash [Member] | Fair Value, Inputs, Level 3 [Member] | Foreign Plan [Member] | Pension Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		0	0
Cash [Member] | Fair Value, Inputs, Level 1, Level 2, and Level 3 [Member] | Other Postretirement Benefits Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		3,566	699
Cash [Member] | Fair Value, Inputs, Level 1, Level 2, and Level 3 [Member] | UNITED STATES | Pension Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		5,169	4,054
Cash [Member] | Fair Value, Inputs, Level 1, Level 2, and Level 3 [Member] | Foreign Plan [Member] | Pension Plan [Member]
Defined Benefit Plan, Plan Assets, Amount, Ending Balance		$ 674	$ 1,137

[1] In accordance with ASC Topic 820-10, Fair Value Measurement, certain investments that are measured at NAV (Net Asset Value per share) (or its equivalent) practical expedient have not been classified in the fair value hierarchy. The fair value amounts represented in this table are intended to permit reconciliation of the fair value hierarchy to the amounts presented in the statement of financial position.