Benefit Plans (Tables)

12 Months Ended

Jun. 30, 2011

Benefit Plans (Tables) [Abstract]

Summary of changes in benefit obligations, plan assets and funded status for the post employment plans

The changes in benefit obligations, plan assets and funded status for the postemployment plans were as follows:

	Pension Benefits						Retiree Health Care Benefits
June 30,	2011			2010			2011			2010
Change in benefit obligation:
Benefit obligation at beginning of the year	$	51,114		$	45,466		$	4,593		$	4,353
Service cost		460			574			39			52
Interest cost		2,232			2,911			235			259
Plan participants’ contributions								37			35
Benefits paid		(1,856	)		(1,801	)		(227	)		(226	)
Amendments		151
Actuarial loss (gain) during year		1,389			3,964			(10	)		120
Benefit obligation at end of year	$	53,490		$	51,114		$	4,667		$	4,593
Change in plan assets:
Fair value of plan assets at beginning of year	$	5,229		$	4,757
Actual gain (loss) on plan assets		984			575
Employer contributions		1,699			1,698		$	190		$	191
Plan participants’ contributions								37			35
Benefits paid		(1,856	)		(1,801	)		(227	)		(226	)
Fair value of plan assets at end of year	$	6,056		$	5,229		$	0		$	0
Funded status at end of year	$	(47,434	)	$	(45,885	)	$	(4,667	)	$	(4,593	)

The amounts recognized in the consolidated balance sheets and in accumulated other comprehensive income (loss) for the postemployment plans were as follows:

	Pension Benefits						Retiree Health Care Benefits
June 30,	2011			2010			2011			2010
Amounts recognized in the consolidated balance sheets:
Other current liabilities	$	4,151		$	1,698		$	220		$	220
Postemployment benefits		43,283			44,187			4,447			4,373
Net amount recognized	$	47,434		$	45,885		$	4,667		$	4,593
Amounts recognized in accumulated other comprehensive income (loss):
Net actuarial (loss) gain	$	(15,012	)	$	(15,670	)	$	892		$	965
Prior service cost		(3,808	)		(4,368	)		(274	)		(413	)
Total amounts recognized in accumulated other comprehensive income (loss)	$	(18,820	)	$	(20,038	)	$	618		$	552

Information for pension plans with projected benefit obligations in excess of plan assets

	Pension Benefits
June 30,	2011		2010
Projected benefit obligations	$	53,490	$	51,114
Accumulated benefit obligations		43,528		39,363
Fair value of plan assets		6,056		5,229

Net periodic costs

	Pension Benefits									Retiree Health Care Benefits
Year Ended June 30,	2011			2010			2009			2011			2010			2009
Service cost	$	460		$	574		$	2,139		$	39		$	52		$	41
Interest cost		2,232			2,911			2,518			235			259			228
Expected return on plan assets		(385	)		(351	)		(436	)
Recognized net actuarial loss (gain)		1,449			924			911			(83	)		(87	)		(125	)
Amortization of prior service cost		710			797			920			139			148			119
Net periodic cost	$	4,466		$	4,855		$	6,052		$	330		$	372		$	263

Weighted-average actuarial assumptions used to determine benefit obligations and net periodic benefit cost

	Pension Benefits						Retiree Health Care Benefits
June 30,	2011			2010			2011			2010
Assumptions used to determine benefit obligations at year end:
Discount rate		4.5	%		4.3	%		5.5	%		5.5	%
Rate of compensation increase		5.5	%		5.5	%		N/A			N/A
Assumptions used to determine net periodic benefit cost:
Discount rate		4.3	%		6.0	%		5.5	%		6.3	%
Expected return on plan assets		7.5	%		7.5	%		N/A			N/A
Rate of compensation increase		5.5	%		5.5	%		N/A			N/A

One-Percentage Point Change in Assumed Health Care Cost Trend Rates

	One-Percentage Point
	Increase		Decrease
Effect on total service and interest cost components of periodic expense	$	47	$	(39	)
Effect on postretirement benefit obligation		722		(598	)

Defined Benefit Plan Asset Information

	Target Allocation			Fair Value
				2011		2010
Asset Class:
Equity securities		40 – 70	%	$	3,876	$	2,987
Debt securities		20 – 50	%		1,756		1,977
Other		0 – 20	%		424		265
Total		100	%	$	6,056	$	5,229

Estimated future benefit payments

			Retiree Health Care
During Fiscal Years	Pension Benefits		Benefits
2012	$	4,300	$	200
2013		4,300		300
2014		5,600		200
2015		5,000		200
2016		5,100		200
2017 through 2021		25,500		1,500