XML 42 R31.htm IDEA: XBRL DOCUMENT v3.6.0.2
Benefit Plans (Tables)
 6 Months Ended
Dec. 31, 2016
Pension Plan [Member]  
Defined Benefit Plan Disclosure [Line Items]  
Net periodic pension (income)
The table below summarizes the components of net periodic pension income:
 
Three Months Ended December 31,
 
Six Months Ended December 31,
(in thousands)
2016
 
2015
 
2016
 
2015
Service cost
$
727

 
$
1,156

 
$
1,460

 
$
2,319

Interest cost
7,770

 
9,438

 
15,579

 
18,923

Expected return on plan assets
(14,672
)
 
(14,657
)
 
(29,429
)
 
(29,364
)
Amortization of transition obligation
22

 
21

 
45

 
42

Amortization of prior service credit
(113
)
 
(104
)
 
(226
)
 
(209
)
Recognition of actuarial losses
2,088

 
1,815

 
4,200

 
3,648

Special termination benefit charge
—

 
54

 
—

 
107

Net periodic pension income
$
(4,178
)
 
$
(2,277
)
 
$
(8,371
)
 
$
(4,534
)
Other Postretirement Benefit Plan [Member]  
Defined Benefit Plan Disclosure [Line Items]  
Net periodic pension (income)
The table below summarizes the components of net periodic other postretirement benefit cost:
 
Three Months Ended December 31,
 
Six Months Ended December 31,
(in thousands)
2016
 
2015
 
2016
 
2015
Interest cost
$
168

 
$
210

 
$
337

 
$
420

Amortization of prior service credit
(6
)
 
(5
)
 
(11
)
 
(11
)
Recognition of actuarial loss
89

 
81

 
177

 
162

Net periodic other postretirement benefit cost
$
251

 
$
286

 
$
503

 
$
571