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Employee Benefit Plans (Tables)
 6 Months Ended
Dec. 31, 2014
Pension Plan [Member]  
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]  
Schedule of Net Periodic Benefit Costs
The net periodic benefit cost for the defined benefit pension plans is as follows:
 
Three Months Ended
December 31,
 
Six Months Ended
December 31,
 
2014
 
2013
 
2014
 
2013
(In thousands)
 
 
 
 
 
Service cost
$
97

 
$
100

 
$
194

 
$
200

Interest cost
1,415

 
1,452

 
2,830

 
2,904

Expected return on plan assets
(1,823
)
 
(1,705
)
 
(3,646
)
 
(3,410
)
Amortization of net loss(1)
303

 
336

 
606

 
672

Net periodic benefit (credit) cost
$
(8
)
 
$
183

 
$
(16
)
 
$
366


_____________
(1) These amounts represent the estimated portion of the net loss remaining in AOCI that is expected to be recognized as a component of net periodic benefit cost over the current fiscal year.
Schedule of Weighted Average Assumptions Used
Weighted-Average Assumptions Used to Determine Net Periodic Benefit Cost
 
Fiscal
 
2015
 
2014
Discount rate
4.15%
 
4.50%
Expected long-term rate of return on plan assets
7.50%
 
8.00%
Other Postretirement Benefit Plan, Defined Benefit [Member]  
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]  
Schedule of Net Periodic Benefit Costs
The following table shows the components of net periodic postretirement benefit cost (credit) for the Retiree Medical Plan and Death Benefit for the three and six months ended December 31, 2014 and 2013. Net periodic postretirement benefit credit for the three and six months ended December 31, 2014 is based on employee census information as of July 1, 2014 and asset information as of June 30, 2014. 
 
 
Three Months Ended December 31,
 
Six Months Ended December 31,
 
 
2014
 
2013
 
2014
 
2013
(In thousands)
 
 
 
 
 
 
Components of Net Periodic Postretirement Benefit Credit:
 
 
 
 
 
 
Service cost
 
$
299

 
$
(25
)
 
598

 
(50
)
Interest cost
 
235

 
163

 
470

 
405

Expected return on plan assets
 
—

 
—

 
—

 
—

Amortization of net gain
 
(125
)
 
(445
)
 
(250
)
 
(441
)
Amortization of unrecognized transition (asset) obligation
 
—

 
—

 
—

 
—

Amortization of net prior service credit
 
(439
)
 
(440
)
 
(878
)
 
(879
)
Net periodic postretirement benefit credit
 
$
(30
)
 
$
(747
)
 
$
(60
)
 
$
(965
)
Schedule of Weighted Average Assumptions Used
Weighted-Average Assumptions Used to Determine Net Periodic Postretirement Benefit Cost 
 
Fiscal
 
2015
 
2014
Retiree Medical Plan discount rate
4.29%
 
4.80%
Death Benefit discount rate
4.48%
 
4.53%