Note 10 - Pension and Postretirement Benefits (Tables)

12 Months Ended

Dec. 02, 2017

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
	2017			2016			2017			2016			2017			2016
Change in projected benefit obligation
Benefit obligation at beginning of   year	$	362,213		$	376,098		$	202,176		$	201,172		$	42,721		$	49,923
Service cost		111			110			2,125			2,016			208			342
Interest cost		15,836			15,360			4,709			5,465			1,593			1,956
Participant contributions		-			-			-			-			200			282
Actuarial (gain)/loss 1		14,405			(2,253	)		(6,636	)		15,254			2,078			(6,450	)
Other		-			-			-			19			-			-
Acquisition		6,518			-			12,156			-			-			-
Settlement payments		-			(8,399	)		(62	)		(511	)		-			-
Benefits paid		(19,724	)		(18,703	)		(8,495	)		(7,382	)		(3,475	)		(3,332	)
Foreign currency translation effect		-			-			18,009			(13,857	)		-			-
Benefit obligation at end of year		379,359			362,213			223,982			202,176			43,325			42,721
Change in plan assets
Fair value of plan assets at beginning of year		331,505			336,461			163,322			172,241			66,640			62,585
Acquisition		4,605			-			-			-			-			-
Actual return on plan assets		60,176			20,610			16,889			10,516			14,631			4,388
Employer contributions		1,537			1,536			1,863			2,319			1,304			2,717
Participant contributions		-			-			-			-			200			282
Settlement payments		-			(8,399	)		-			-			-			-
Other		-			-			(272	)		98			-			-
Benefits paid 2		(19,724	)		(18,703	)		(8,223	)		(7,382	)		(3,475	)		(3,332	)
Foreign currency translation effect		-			-			14,129			(14,470	)		-			-
Fair value of plan assets at end of year		378,099			331,505			187,708			163,322			79,300			66,640
Plan assets (less than) in excess of benefit obligation as of year end	$	(1,260	)	$	(30,708	)	$	(36,274	)	$	(38,853	)	$	35,975		$	23,919

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
	2017		2016		2017			2016			2017		2016
Unrecognized actuarial loss	$	131,643	$	157,185	$	67,344		$	82,874		$	5,877	$	13,653
Unrecognized prior service cost (benefit)		32		61		(4	)		(7	)		-		-
Ending balance	$	131,675	$	157,246	$	67,340		$	82,867		$	5,877	$	13,653

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

	Pension Benefits												Other Postretirement
	U.S. Plans						Non-U.S. Plans						Benefits
	2017			2016			2017			2016			2017			2016
Statement of financial position as of fiscal year-end
Non-current assets	$	19,520		$	-		$	10,912		$	-		$	39,163		$	27,093
Accrued benefit cost
Current liabilities		(1,501	)		(1,489	)		(1,879	)		(1,162	)		(210	)		(206	)
Non-current liabilities		(19,279	)		(29,219	)		(45,307	)		(37,691	)		(2,978	)		(2,968	)
Ending balance	$	(1,260	)	$	(30,708	)	$	(36,274	)	$	(38,853	)	$	35,975		$	23,919

Schedule of Benefit Obligations in Excess of Fair Value of Plan Assets [Table Text Block]

	Pension Benefits and Other Postretirement Benefits
	U.S. Plans				Non-U.S. Plans
	2017		2016		2017		2016
Accumulated benefit obligation	$	25,349	$	352,853	$	120,459	$	201,151
Fair value of plan assets		4,669		331,505		82,631		163,323

	Pension Benefits and Other Postretirement Benefits
	U.S. Plans				Non-U.S. Plans
	2017		2016		2017		2016
Projected benefit obligation	$	25,449	$	362,213	$	137,618	$	202,176
Fair value of plan assets		4,669		331,505		90,434		163,323

Schedule of Expected Benefit Payments [Table Text Block]

	Pension Benefits				Other
	U.S. Plans		Non-U.S. Plans		Postretirement Benefits
Employer contributions
2018	$	312	$	527	$	2,000
Expected benefit payments
2018	$	20,111	$	8,478	$	3,207
2019		20,334		8,920		3,198
2020		20,745		8,654		3,173
2021		21,131		9,084		3,148
2022		21,481		9,269		3,109
2023-2027		110,397		47,947		14,494

Schedule of Net Benefit Costs [Table Text Block]

	Pension Benefits																		Other
	U.S. Plans									Non-U.S. Plans									Postretirement Benefits
Net periodic cost (benefit)	2017			2016			2015			2017			2016			2015			2017			2016			2015
Service cost	$	111		$	110		$	107		$	2,125		$	2,016		$	1,924		$	208		$	342		$	449
Interest cost		15,836			15,360			16,322			4,709			5,465			5,986			1,593			1,956			2,042
Expected return on assets		(25,458	)		(24,776	)		(25,682	)		(9,853	)		(9,919	)		(10,422	)		(5,788	)		(5,470	)		(5,510	)
Amortization:
Prior service cost		29			29			29			(4	)		(3	)		(4	)		-			(41	)		(2,505	)
Actuarial loss (gain)		5,905			5,271			5,628			3,492			3,106			3,173			1,010			2,169			2,431
Curtailment loss (gain)		-			-			-			-			19			-			-			-			-
Settlement charge (credit)		-			-			-			16			135			-			-			-			-
Net periodic  (benefit) cost	$	(3,577	)	$	(4,006	)	$	(3,596	)	$	485		$	819		$	657		$	(2,977	)	$	(1,044	)	$	(3,093	)

Schedule of Amounts in Accumulated Other Comprehensive Income (Loss) to be Recognized over Next Fiscal Year [Table Text Block]

	Pension Benefits
	U.S. Plans		Non-U.S. Plans			Postretirement benefits
Amounts expected to be amortized from accumulated other comprehensive income into net periodic benefit costs over next fiscal year as of December 2, 2017
Amortization of prior service cost (benefit)	$	29	$	(3	)	$	-
Amortization of net actuarial (gain) loss		5,903		2,735			60
	$	5,932	$	2,732		$	60

Schedule of Assumptions Used [Table Text Block]

	Pension Benefits																		Other
	U.S. Plans									Non-U.S. Plans									Postretirement Benefits
Weighted-average assumptions used to determine benefit obligations	2017			2016			2015			2017			2016			2015			2017			2016			2015
Discount rate		3.72	%		4.08	%		4.28	%		2.12	%		2.31	%		2.82	%		3.54	%		3.85	%		4.02	%
Rate of compensation increase 1		4.50	%		4.50	%		4.50	%		1.71	%		1.47	%		1.58	%		N/A			N/A			N/A

Weighted-average assumptions used to determine net costs for years ended	2017			2016			2015			2017			2016			2015			2017			2016			2015
Discount rate		4.08	%		4.28	%		4.08	%		2.15	%		2.83	%		2.95	%		3.85	%		4.02	%		3.84	%
Expected return on plan assets		7.75	%		7.75	%		7.75	%		6.21	%		6.20	%		6.22	%		8.75	%		8.75	%		8.75	%
Rate of compensation increase 1		4.50	%		4.50	%		4.50	%		1.47	%		1.58	%		1.58	%		N/A			N/A			N/A

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

Assumed health care trend rates	2017			2016			2015
Health care cost trend rate assumed for next year		6.50	%		6.75	%		7.00	%
Rate to which the cost trend rate is assumed to decline (the ultimate trend rate)		5.00	%		5.00	%		5.00	%
Fiscal year that the rate reaches the ultimate trend rate	2024			2023			2024

Schedule of Effect of One-Percentage-Point Change in Assumed Health Care Cost Trend Rates [Table Text Block]

	One-Percentage Point
	Increase		Decrease
Effect on service and interest cost components – annual	$	82	$	(73	)
Effect on accumulated postretirement benefit obligation	$	1,969	$	(1,760	)

Schedule of Allocation of Plan Assets [Table Text Block]

	U.S. Pension Plans									Non-U.S. Pension Plans									Other Postretirement Plans
	Target			Percentage of Plan Assets at Year-End						Target			Percentage of Plan Assets at Year-End						Target			Percentage of Plan Assets at Year-End
Asset Category	2017			2017			2016			2017			2017			2016			2017			2017			2016
Equities		60.0	%		63.3	%		62.4	%		49.2	%		51.5	%		49.8	%		0.0	%		0.0	%		0.0	%
Fixed income		40.0	%		37.6	%		38.4	%		50.8	%		47.9	%		49.6	%		0.0	%		0.0	%		0.0	%
Insurance		0.0	%		0.0	%		0.0	%		0.0	%		0.0	%		0.0	%		100.0	%		99.5	%		99.1	%
Cash		0.0	%		-0.9	%		-0.8	%		0.0	%		0.6	%		0.6	%		0.0	%		0.5	%		0.9	%
Total		100	%		100	%		100	%		100	%		100	%		100	%		100	%		100	%		100	%

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

	December 2, 2017
U.S. Pension Plans	Level 1			Level 2		Level 3		Total Assets
Equities	$	144,124		$	95,542	$	-	$	239,666
Fixed income		42,310			99,252		291		141,853
Cash		(3,893	)		126		-		(3,767	)
Total categorized in the fair value hierarchy		182,541			194,920		291		377,752
Other investments measured at NAV 1									347
Total	$	182,541		$	194,920	$	291	$	378,099

Non-U.S. Pension Plans	Level 1		Level 2		Level 3		Total Assets
Equities	$	35,118	$	1,185	$	-	$	36,303
Fixed income		46,725		6,618		660		54,003
Cash		549		-		-		549
Total categorized in the fair value hierarchy		82,392		7,803		660		90,855
Other investments measured at NAV 1								96,855
Total	$	82,392	$	7,803	$	660	$	187,710

Other Postretirement Benefits	Level 1		Level 2		Level 3		Total Assets
Insurance	$	-	$	-	$	78,894	$	78,894
Cash		406		-		-		406
Total	$	406	$	-	$	78,894	$	79,300

	December 3, 2016
U.S. Pension Plans	Level 1			Level 2		Level 3		Total Assets
Equities	$	127,275		$	79,669	$	-	$	206,944
Fixed income		41,513			85,363		320		127,196
Cash		(2,635	)		-		-		(2,635	)
Total	$	166,153		$	165,032	$	320	$	331,505

Non-U.S. Pension Plans	Level 1		Level 2		Level 3		Total Assets
Equities	$	30,165	$	1,165	$	-	$	31,330
Fixed income		41,490		6,013		569		48,072
Cash		996		-		-		996
Total categorized in the fair value hierarchy		72,651		7,178		569		80,398
Other investments measured at NAV 1								82,925
Total	$	72,651	$	7,178	$	569	$	163,323

Other Postretirement Benefits	Level 1		Level 2		Level 3		Total Assets
Insurance	$	-	$	-	$	66,064	$	66,064
Cash		576		-		-		576
Total	$	576	$	-	$	66,064	$	66,640

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

	Fixed Income
U.S. Pension Plans	2017			2016
Level 3 balance at beginning of year	$	320		$	352
Purchases, sales, issuances and settlements, net		(29	)		(32	)
Level 3 balance at end of year	$	291		$	320

	Fixed Income
Non-U.S. Pension Plans	2017		2016
Level 3 balance at beginning of year	$	569	$	530
Net transfers into / (out of) level 3		21		21
Net gains		3		16
Currency change effect		67		2
Level 3 balance at end of year	$	660	$	569

	Insurance
Other Postretirement Benefits	2017			2016
Level 3 balance at beginning of year	$	66,064		$	62,299
Net transfers into / (out of) level 3		(1,073	)		(435	)
Purchases, sales, issuances and settlements, net		(570	)		(482	)
Net gains		14,473			4,682
Level 3 balance at end of year	$	78,894		$	66,064