Employee Benefit Plans (Tables)

3 Months Ended

Sep. 30, 2013

Compensation and Retirement Disclosure [Abstract]

Schedule of Weighted Average Assumptions Used

Weighted-average assumptions used to determine net periodic postretirement benefit cost

	Fiscal
	2014	2013
Postretirement medical benefit discount rate	4.20%	4.20%
Postretirement death benefit discount rate	4.39%	4.39%

Weighted-average assumptions used to determine net periodic benefit cost

	Fiscal
	2014	2013
Discount rate	4.50%	4.55%
Expected long-term rate of return on plan assets	8.00%	8.00%
Rate of compensation increase	N/A	N/A

Schedule of Net Periodic Benefit Costs

The following table shows the components of total net periodic postretirement benefit cost for the three months ended September 30, 2013 and 2012 for the postretirement medical and death benefits. Net periodic postretirement benefit cost for the three months ended September 30, 2013 was based on employee census information as of July 1, 2013 and asset information as of June 30, 2013.

	Three Months Ended September 30,
	2013			2012
	(Unaudited)
Components of Net Periodic Postretirement Benefit Cost:
Service cost	$	493		$	493
Interest cost	242			242
Expected return on plan assets	—			—
Amortization of net gain	4			4
Amortization of unrecognized transition (asset) obligation	—			—
Amortization of prior service cost (credit)	(439		)	(439		)
Net periodic postretirement benefit cost	$	300		$	300

The net periodic benefit cost for the defined benefit pension plans is as follows:

	Three Months Ended September 30,
	2013			2012
(In thousands)	(Unaudited)
Service cost	$	100		$	119
Interest cost	1,452			1,449
Expected return on plan assets	(1,705		)	(1,660		)
Amortization of net (gain) loss*	336			387
Amortization of prior service cost (credit)*	—			5
Net periodic benefit cost	$	183		$	300