Note 10 - Pension and Postretirement Benefits (Tables)

12 Months Ended

Nov. 30, 2024

Notes Tables

Changes in Projected Benefit Obligations, Fair Value of Plan Assets, and Funded Status of Plan [Table Text Block]

	Pension Benefits												Other Postretirement
	U.S. Plans						Non-U.S. Plans						Benefits
	2024			2023			2024			2023			2024			2023
Change in projected benefit obligation
Benefit obligation at beginning of year	$	255,390		$	269,874		$	146,796		$	154,850		$	22,133		$	24,173
Acquisitions		-			-			951			-			-			-
Service cost		-			-			1,538			1,670			-			-
Interest cost		13,855			13,901			6,215			5,726			1,166			1,205
Participant contributions		-			-			-			-			252			232
Actuarial gain1		10,747			(7,298	)		3,391			(12,435	)		(125	)		(611	)
Plan amendments		-			-			497			-			-			-
Settlement payments		-			(141	)		-			(252	)		-			-
Benefits paid		(21,182	)		(20,946	)		(8,526	)		(7,663	)		(2,576	)		(2,866	)
Foreign currency translation effect		-			-			(2,552	)		4,900			-			-
Benefit obligation at end of year		258,810			255,390			148,310			146,796			20,850			22,133
Change in plan assets
Fair value of plan assets at beginning of year		319,738			326,786			134,622			141,908			133,453			120,782
Acquisitions		-			-			615			-			-			-
Actual return on plan assets		49,271			12,811			9,189			(5,545	)		44,160			15,160
Employer contributions		1,197			1,228			1,624			1,744			85			145
Participant contributions		-			-			-			-			252			232
Settlement payments		-			(141	)		-			-			-			-
Benefits paid2		(21,182	)		(20,946	)		(8,526	)		(7,663	)		(2,575	)		(2,866	)
Foreign currency translation effect		-			-			(1,957	)		4,178			-			-
Fair value of plan assets at end of year		349,024			319,738			135,567			134,622			175,375			133,453
Plan assets in excess of (less than) benefit obligation as of year end	$	90,214		$	64,348		$	(12,743	)	$	(12,174	)	$	154,525		$	111,320

Schedule of Net Periodic Benefit Cost Not yet Recognized [Table Text Block]

Amounts in accumulated other comprehensive income (loss) that have not been recognized as components of net periodic benefit cost	Pension Benefits								Other Postretirement
	U.S. Plans				Non-U.S. Plans				Benefits
	2024		2023		2024		2023		2024			2023
Unrecognized actuarial loss (gain)	$	126,583	$	143,522	$	47,595	$	49,128	$	(47,532	)	$	(14,442	)
Unrecognized prior service cost		-		-		1,600		1,196		-			-
Ending balance	$	126,583	$	143,522	$	49,195	$	50,324	$	(47,532	)	$	(14,442	)

Schedule of Amounts Recognized in Balance Sheet [Table Text Block]

	Pension Benefits												Other Postretirement
	U.S. Plans						Non-U.S. Plans						Benefits
	2024			2023			2024			2023			2024			2023
Statement of financial position as of fiscal year-end
Non-current assets	$	102,637		$	76,677		$	16,846		$	15,635		$	156,576		$	113,431
Accrued benefit cost
Current liabilities		(1,239	)		(1,239	)		(1,443	)		(1,464	)		(214	)		(218	)
Non-current liabilities		(11,184	)		(11,089	)		(28,146	)		(26,345	)		(1,837	)		(1,893	)
Ending balance	$	90,214		$	64,349		$	(12,743	)	$	(12,174	)	$	154,525		$	111,320

Defined Benefit Plan, Plan with Projected Benefit Obligation in Excess of Plan Assets [Table Text Block]

	Pension Benefits and Other Postretirement Benefits
	U.S. Plans				Non-U.S. Plans
	2024		2023		2024		2023
Accumulated benefit obligation	$	12,423	$	12,329	$	36,809	$	35,034
Fair value of plan assets		-		-		10,046		9,700

	Pension Benefits and Other Postretirement Benefits
	U.S. Plans				Non-U.S. Plans
	2024		2023		2024		2023
Projected benefit obligation	$	12,423	$	12,329	$	39,635	$	37,510
Fair value of plan assets		-		-	$	10,046		9,700

Schedule of Expected Benefit Payments [Table Text Block]

	Pension Benefits				Other
			Non-U.S.		Postretirement
	U.S. Plans		Plans		Benefits
Employer contributions
2025	$	-	$	-	$	-
Expected benefit payments
2025		21,474		8,332		2,606
2026		21,376		8,573		2,491
2027		21,267		8,897		2,338
2028		21,215		8,634		2,210
2029- 2034		119,274		53,638		10,424

Schedule of Net Benefit Costs [Table Text Block]

	Pension Benefits																		Other
	U.S. Plans									Non-U.S. Plans									Postretirement Benefits
Net periodic cost (benefit)	2024			2023			2022			2024			2023			2022			2024			2023			2022
Service cost	$	-		$	-		$	-		$	1,538		$	1,670		$	2,765		$	-		$	-		$	-
Interest cost		13,855			13,901			9,653			6,215			5,726			2,893			1,166			1,205			748
Expected return on assets		(26,220	)		(28,821	)		(29,018	)		(6,587	)		(7,027	)		(6,465	)		(10,909	)		(9,859	)		(11,084	)
Amortization:
Prior service (benefit) cost		-			-			(3	)		84			62			63			-			-			-
Actuarial loss (gain)		4,637			2,541			4,132			2,066			1,993			2,411			(287	)		-			(3,445	)
Settlement charge		-			-			-			-			19			3,329			-			-			-
Net periodic (benefit) cost	$	(7,728	)	$	(12,379	)	$	(15,237	)	$	3,314		$	2,443		$	4,996		$	(10,030	)	$	(8,654	)	$	(13,781	)

Defined Benefit Plan, Assumptions [Table Text Block]

	Pension Benefits																		Other
	U.S. Plans									Non-U.S. Plans									Postretirement Benefits
Weighted-average assumptions used to determine benefit obligations	2024			2023			2022			2024			2023			2022			2024			2023			2022
Discount rate		5.23	%		5.66	%		5.36	%		4.03	%		4.37	%		3.70	%		5.09	%		5.61	%		5.29	%
Rate of compensation increase1		0.00	%		0.00	%		0.00	%		1.76	%		1.82	%		1.83	%		N/A			N/A			N/A

Weighted-average assumptions used to determine net costs for years ended	2024			2023			2022			2024			2023			2022			2024			2023			2022
Discount rate		5.66	%		5.36	%		2.75	%		4.36	%		3.71	%		1.29	%		5.61	%		5.29	%		2.51	%
Expected return on plan assets		7.75	%		7.75	%		7.00	%		5.01	%		5.02	%		3.49	%		8.25	%		8.25	%		8.25	%
Rate of compensation increase1		0.00	%		0.00	%		0.00	%		1.86	%		1.82	%		1.68	%		0.00	%		0.00	%		0.00	%

Schedule of Health Care Cost Trend Rates [Table Text Block]

Assumed health care trend rates	2024			2023			2022
Health care cost trend rate assumed for next year		6.00	%		6.25	%		6.50	%
Rate to which the cost trend rate is assumed to decline (the ultimate trend rate)		5.75	%		5.75	%		5.75	%
Fiscal year that the rate reaches the ultimate trend rate	2026			2026			2026

Schedule of Allocation of Plan Assets [Table Text Block]

	U.S. Pension Plans									Non-U.S. Pension Plans									Other Postretirement Plans
				Percentage of									Percentage of									Percentage of
				Plan Assets at									Plan Assets at									Plan Assets at
	Target			Year-End						Target			Year-End						Target			Year-End
Asset Category	2024			2024			2023			2024			2024			2023			2024			2024			2023
Equities		55.0	%		52.4	%		53.8	%		21.7	%		23.0	%		22.0	%		0.0	%		0.0	%		0.0	%
Fixed income		45.0	%		46.1	%		44.9	%		78.3	%		76.5	%		77.2	%		0.0	%		0.0	%		0.0	%
Insurance		0.0	%		0.0	%		0.0	%		0.0	%		0.0	%		0.0	%		100.0	%		98.0	%		99.5	%
Cash1		0.0	%		1.5	%		1.3	%		0.0	%		0.5	%		0.8	%		0.0	%		2.0	%		0.5	%
Total		100	%		100	%		100	%		100	%		100	%		100	%		100	%		100	%		100	%

Schedule of Changes in Fair Value of Plan Assets [Table Text Block]

	November 30, 2024
U.S. Pension Plans	Level 1		Level 2		Level 3		Total Assets
Equities	$	-	$	183,061	$	-	$	183,061
Fixed income		-		134,261		-		134,261
Cash		5,169		-		-		5,169
Total categorized in the fair value hierarchy		5,169		317,322		-		322,491
Other investments measured at NAV1								26,533
Total	$	5,169	$	317,322	$	-	$	349,024

Non-U.S. Pension Plans	Level 1		Level 2		Level 3		Total Assets
Equities	$	31,015	$	-	$	-	$	31,015
Fixed income		41,869		-		722		42,591
Insurance		-		-		603		603
Cash		674		-		-		674
Total categorized in the fair value hierarchy		73,558		-		1,325		74,883
Other investments measured at NAV1								60,684
Total	$	73,558	$	-	$	1,325	$	135,567

Other Postretirement Benefits	Level 1		Level 2		Level 3		Total Assets
Insurance	$	-	$	-	$	171,809	$	171,809
Cash		3,566		-		-		3,566
Total	$	3,566	$	-	$	171,809	$	175,375

	December 2, 2023
U.S. Pension Plans	Level 1		Level 2		Level 3		Total Assets
Equities	$	-	$	172,166	$	-	$	172,166
Fixed income		-		129,044		-		129,044
Cash		4,054		-		-		4,054
Total categorized in the fair value hierarchy		4,054		301,210		-		305,264
Other investments measured at NAV1								14,474
Total	$	4,054	$	301,210	$	-	$	319,738

Non-U.S. Pension Plans	Level 1		Level 2		Level 3		Total Assets
Equities	$	29,601	$	-	$	-	$	29,601
Fixed income		40,686		-		726		41,412
Cash		1,137		-		-		1,137
Total categorized in the fair value hierarchy		71,424		-		726		72,150
Other investments measured at NAV1								62,472
Total	$	71,424	$	-	$	726	$	134,622

Other Postretirement Benefits	Level 1		Level 2		Level 3		Total Assets
Insurance	$	-	$	-	$	132,754	$	132,754
Cash		699		-		-		699
Total	$	699	$	-	$	132,754	$	133,453

Schedule of Effect of Significant Unobservable Inputs, Changes in Plan Assets [Table Text Block]

	Fixed Income
U.S. Pension Plans	2024		2023
Level 3 balance at beginning of year	$	-	$	45,251
Net transfers out of level 3		-	$	(45,072	)
Purchases, sales, issuances and settlements, net		-		(179	)
Level 3 balance at end of year	$	-	$	-

	Fixed Income
Non-U.S. Pension Plans	2024			2023
Level 3 balance at beginning of year	$	726		$	703
Transfers into level 3		603			-
Net gains		17			-
Currency change effect		(21	)		23
Level 3 balance at end of year	$	1,325		$	726

	Insurance
Other Postretirement Benefits	2024			2023
Level 3 balance at beginning of year	$	132,754		$	119,446
Purchases, sales, issuances and settlements, net		(1,431	)		(1,144	)
Net gains		40,486			14,452
Level 3 balance at end of year	$	171,809		$	132,754