Pension and Other Postretirement Plans (Tables)

6 Months Ended

Apr. 30, 2017

The components of net periodic pension cost for the three and six months ended April 30, 2017 and April 30, 2016 were:

	U.S.						International
Three Months Ended	2017			2016			2017			2016
Service cost	$	3,184		$	2,984		$	625		$	719
Interest cost		3,243			4,032			419			609
Expected return on plan assets		(5,265	)		(4,914	)		(358	)		(377	)
Amortization of prior service cost (credit)		11			19			(76	)		(24	)
Amortization of net actuarial loss		2,457			2,314			662			471
Total benefit cost	$	3,630		$	4,435		$	1,272		$	1,398

	U.S.						International
Six Months Ended	2017			2016			2017			2016
Service cost	$	6,243		$	5,745		$	1,159		$	1,420
Interest cost		6,454			7,966			768			1,222
Expected return on plan assets		(10,443	)		(9,833	)		(643	)		(765	)
Amortization of prior service cost (credit)		23			38			(147	)		(45	)
Amortization of net actuarial loss		4,785			4,240			1,261			936
Total benefit cost	$	7,062		$	8,156		$	2,398		$	2,768

The components of other postretirement benefit cost for the three and six months ended April 30, 2017 and April 30, 2016 were:

	U.S.						International
Three Months Ended	2017			2016			2017			2016
Service cost	$	154		$	176		$	5		$	5
Interest cost		565			696			5			6
Amortization of prior service credit		(41	)		(66	)		—			—
Amortization of net actuarial (gain) loss		205			130			(4	)		(7	)
Total benefit cost	$	883		$	936		$	6		$	4


	U.S.						International
Six Months Ended	2017			2016			2017			2016
Service cost	$	376		$	425		$	9		$	8
Interest cost		1,152			1,461			10			12
Amortization of prior service credit		(82	)		(133	)		—			—
Amortization of net actuarial (gain) loss		434			342			(8	)		(12	)
Total benefit cost	$	1,880		$	2,095		$	11		$	8