Pension and Post-retirement Benefits

6 Months Ended

Mar. 31, 2018

Pension and Post-retirement Benefits

Pension and Post-retirement Benefits

Note 5.Pension and Post-retirement Benefits

Components of net periodic pension and post-retirement benefit cost for the three and six months ended March 31, 2017 and 2018 were as follows:

	Three Months Ended March 31,								Six Months Ended March 31,
	Pension Benefits				Other Benefits				Pension Benefits				Other Benefits
	2017		2018		2017		2018		2017		2018		2017		2018
Service cost	$	1,570	$	1,384	$	87	$	84	$	3,141	$	2,768	$	174	$	168
Interest cost		2,592		2,625		1,073		1,078		5,141		5,231		2,146		2,156
Expected return		(3,531)		(3,665)		—		—		(7,003)		(7,299)		—		—
Amortizations		2,994		1,294		1,070		751		5,975		2,583		2,140		1,500
Net periodic benefit cost	$	3,625	$	1,638	$	2,230	$	1,913	$	7,254	$	3,283	$	4,460	$	3,824

The Company contributed $3,000 to Company-sponsored domestic pension plans, $1,866 to its other post-retirement benefit plans and $421 to the U.K. pension plan for the six months ended March 31, 2018. The Company expects to make future contributions of $3,000 to its U.S. pension plan, $3,134 to its other post-retirement benefit plan and $382 to the U.K. pension plan for the remainder of fiscal 2018.