Note 8 - Employee Post-employment Benefits (Tables)

12 Months Ended

May 31, 2016

Benefit Obligation [Member]

Notes Tables

Schedule of Defined Benefit Plans Disclosures [Table Text Block]

	Pension Plans
	201 6			201 5
Discount rate		4.0	%		4.2	%
Rate of compensation increase		2.0	%		2.0	%

	Postretirement Medical and Life Benefits
	201 6			201 5
Discount rate		3.5	%		3.6	%
Rate of compensation increase		2.0	%		2.0	%

Net Periodic Benefit Cost [Member]

Notes Tables

Schedule of Defined Benefit Plans Disclosures [Table Text Block]

	Pension Plans
	2016			2015			2014
Discount rate		4.2	%		4.4	%		4.5	%
Expected return on plan assets		6.3	%		7.0	%		7.0	%
Rate of compensation increase		2.0	%		2.0	%		2.0	%

	Postretirement Medical and Life Benefits
	2016			2015			2014
Discount rate		3.6	%		3.5	%		3.7	%
Rate of compensation increase		2.0	%		2.0	%		2.0	%

Schedule of Allocation of Plan Assets [Table Text Block]

	201 6						201 5
	Target Allocation			Actual Allocation			Target Allocation			Actual Allocation
Equity securities		41-71	%		61	%		39-69	%		58	%
Fixed income securities		13-43	%		20	%		12-42	%		23	%
Public real estate investment trusts		0-10	%		5	%		0-10	%		5	%
Cash and cash equivalents		0-20	%		4	%		0-20	%		1	%
Other		0-21	%		10	%		0-24	%		13	%
Total					100	%					100	%

Schedule of Defined Benefit Plans Disclosures [Table Text Block]

	201 6		201 5
Level 2:
Cash and cash equivalents	$	249	$	78
Level 1:
Equity securities
U.S.-based companies		2,561		2,701
International-based companies		1,222		1,277
Fixed income securities		1,259		1,584
Public real estate investment trusts		315		328
Other		603		883
Fair value of plan assets as of measurement date	$	6,209	$	6,851
Benefit payments after measurement date		–		(65	)
Total assets reported as of fiscal year end	$	6,209	$	6,786

Schedule of Net Benefit Costs [Table Text Block]

	Pension Plans
	20 1 6			20 15			20 14
Service cost	$	312		$	301		$	356
Interest cost		1,999			1,773			1,737
Expected return on plan assets		(411	)		(498	)		(444	)
Amortization of prior service cost (a)		1			1			1
Recognized actuarial loss		2,218			1,718			1,711
Curtailment expense		1			–			–
Net periodic benefit cost	$	4,120		$	3,295		$	3,361

	Postretirement Medical and Life Benefits
	201 6		201 5		201 4
Service cost	$	4	$	4	$	13
Interest cost		47		46		67
Amortization of prior service cost (a)		–		–		(46	)
Recognized actuarial loss		130		134		244
Net periodic benefit cost	$	181	$	184	$	278

Schedule of Amounts Recognized in Other Comprehensive Income (Loss) [Table Text Block]

	Pension Plans							Postretirement Medical and Life Benefits
	20 1 6			20 15			20 1 6			20 15
Beginning of year	$	(17,149	)	$	(17,086	)	$	(994	)	$	(1,017	)
Net actuarial (loss)/gain		(1,891	)		(1,782	)		373			(111	)
Amortization of prior service credit		1			1			–			–
Amortization of actuarial loss		2,218			1,718			130			134
End of year	$	(16,821	)	$	(17,149	)	$	(491	)	$	(994	)

Schedule of Changes in Accumulated Postemployment Benefit Obligations [Table Text Block]

	Pension Plans						Postretirement Medical and Life Benefits
	20 1 6			20 15			20 1 6			20 15
Change in benefit obligation:
Beginning projected benefit obligation	$	43,843		$	42,774		$	1,404		$	1,376
Service cost		312			301			4			4
Interest cost		1,999			1,773			47			46
Plan participant contributions		–			–			73			78
Actuarial loss /(gain)		1,411			1,620			(373	)		111
Benefits paid		(2,888	)		(2,625	)		(55	)		(211	)
Curtailment gain		(248	)		–			–			–
Benefit obligation at end of year	$	44,429		$	43,843		$	1,100		$	1,404
Change in plan assets:
Beginning fair value of plan assets	$	6,786		$	7,020		$	–		$	–
Actual return on plan assets		(318	)		336		–				–
Employer contributions		2,629			2,055			(18	)		133
Plan participant contributions		–			–			73			78
Benefits paid		(2,888	)		(2,625	)		(55	)		(211	)
Fair value of plan assets at end of year	$	6,209		$	6,786		$	–		$	–
Funded status at end of year	$	(38,220	) *	$	(37,057	)*	$	(1,100	)	$	(1,404	)
Amounts recognized in the
Consolidated Balance Sheets:
Accrued liabilities – payroll and related
costs	$	(2,527	)	$	(3,185	)	$	(113	)	$	(137	)
Other deferred liabilities		(35,693	)		(33,872	)		(987	)		(1,267	)
Net amount recognized at year-end	$	(38,220	)	$	(37,057	)	$	(1,100	)	$	(1,404	)
Amounts recognized in accumulated
other comprehensive loss:
Prior service cost	$	–		$	(1	)	$	–		$	–
Net actuarial loss		(16,821	)		(17,148	)		(491	)		(994	)
Total amount recognized	$	(16,821	)	$	(17,149	)	$	(491	)	$	(994	)

Reclassification out of Accumulated Other Comprehensive Income [Table Text Block]

	201 6		201 5		201 4
Recognized actuarial loss	$	2,348	$	1,852	$	1,955
Amortization of prior service cost/(credit)		1		1		(46	)
Curtailment expense		1		–		–
		2,350		1,853		1,909
Income taxes		–		–		–
Pension reclassification, net of tax	$	2,350	$	1,853	$	1,909

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

	Pension Plans				Postretirement Medical and Life Benefits
	May 31, 2016		June 2, 2015		May 31, 2016		June 2, 2015
Projected benefit obligation	$	44,429	$	43,843	$	1,100	$	1,404
Accumulated benefit obligation		44,428		43,518		1,100		1,404
Fair value of plan assets		6,209		6,786		–		–

Schedule of Expected Benefit Payments [Table Text Block]

	Pension Plans		Postretirement Medical and Life Benefits
201 7	$	3,311	$	113
201 8		2,411		122
201 9		2,352		108
20 20		2,751		100
20 21		5,236		102
2022-2026		17,785		401

Schedule of Unpaid Employee Separation Obligations Included in Accrued Payroll and Related Costs [Table Text Block]

Balance at June 3, 2014	$	1,055
Employee severance and unused vacation accruals		1,211
Cash payments		(1,953	)
Balance at June 2, 2015	$	313
Employee severance and unused vacation accruals		1,006
Cash payments		(1,002	)
Balance at May 31, 2016	$	317