Retirement Plans (Tables)

3 Months Ended

Aug. 31, 2013

Retirement Plan (Tables) [Abstract]

Schedule of Retirement Plan Costs

	2013		2012
U.S. domestic and international pension plans	$	121	$	169
U.S. domestic and international defined contribution plans		89		88
U.S. domestic and international postretirement healthcare plans		20		19
	$	230	$	276

Schedule of Net Periodic Benefit Cost

	Pension Plans				Postretirement Healthcare Plans
	2013		2012		2013		2012
Service cost	$	164	$	173	$	10	$	10
Interest cost		263		242		10		9
Expected return on plan assets		(373)		(346)		-		-
Recognized actuarial losses and other		67		100		-		-
	$	121	$	169	$	20	$	19