Note 8 - Employee Post-employment Benefits (Tables)

6 Months Ended

Dec. 01, 2015

Notes Tables

Schedule of Net Benefit Costs [Table Text Block]

	Pension Plans
	Thirteen weeks ended						Twenty-six weeks ended
	December 1,			December 2,			December 1,			December 2,
	2015			2014			2015			2014
Service cost	$	42		$	75		$	272		$	150
Interest cost		441			444			1,040			887
Expected return on plan assets		(102	)		(125	)		(205	)		(249	)
Recognized actuarial loss		473			430			1,101			860
Net periodic benefit cost	$	854		$	824		$	2,208		$	1,648

	Postretirement Medical and Life Benefits
	Thirteen weeks ended				Twenty-six weeks ended
	December 1,		December 2,		December 1,		December 2,
	2015		2014		2015		2014
Service cost	$	1	$	1	$	2	$	2
Interest cost		12		11		24		23
Recognized actuarial loss		33		34		65		67
Net periodic benefit cost	$	46	$	46	$	91	$	92