Quarterly report pursuant to Section 13 or 15(d)

Pension and Other Postretirement Benefit Plans (Tables)

v3.7.0.1
Pension and Other Postretirement Benefit Plans (Tables)
 6 Months Ended
Mar. 31, 2017
Compensation and Retirement Disclosure [Abstract]  
Net Periodic Pension and Other Postretirement Benefit Cost
Net periodic pension and other postretirement benefit cost for the plans included the following:
 
Three months ended March 31,
 
Pension
 
Other Postretirement
 
2017
 
2016
 
2017
 
2016
 
 
 
 
 
 
 
 
Service cost
$
2,138

 
$
1,813

 
$
98

 
$
101

Interest cost
1,841

 
2,406

 
157

 
211

Expected return on plan assets
(2,312
)
 
(2,407
)
 
—

 
—

Amortization:
 

 
 

 
 

 
 

Prior service cost
(45
)
 
(46
)
 
(49
)
 
(49
)
Net actuarial loss
2,509

 
1,866

 
—

 
—

 
 
 
 
 
 
 
 
Net benefit cost
$
4,131

 
$
3,632

 
$
206

 
$
263


 
Six months ended March 31,
 
Pension
 
Other Postretirement
 
2017
 
2016
 
2017
 
2016
 
 
 
 
 
 
 
 
Service cost
$
4,276

 
$
3,626

 
$
196

 
$
202

Interest cost
3,682

 
4,812

 
314

 
422

Expected return on plan assets
(4,624
)
 
(4,814
)
 
—

 
—

Amortization:
 

 
 

 
 

 
 

Prior service cost
(90
)
 
(92
)
 
(98
)
 
(98
)
Net actuarial loss
5,018

 
3,732

 
—

 
—

 
 
 
 
 
 
 
 
Net benefit cost
$
8,262

 
$
7,264

 
$
412

 
$
526

Contributions Made and Anticipated for the Current Fiscal Year
Contributions made and anticipated for fiscal year 2017 are as follows:
Contributions
 
Pension
 
Other Postretirement
 
 
 
 
 
Contributions during the six months ended March 31, 2017:
 
 
 
 
Principal retirement plan
 
$
—

 
$
—

Supplemental retirement plan
 
362

 
—

Other postretirement plan
 
—

 
456

 
 
 
 
 
Additional contributions expected in fiscal 2017:
 
 

 
 

Principal retirement plan
 
$
5,109

 
$
—

Supplemental retirement plan
 
398

 
—

Other postretirement plan
 
—

 
692