Pension and Other Postretirement Plans

3 Months Ended

Jan. 31, 2016

Compensation And Retirement Disclosure [Abstract]

Pension and Other Postretirement Plans

6. Pension and other postretirement plans  

The components of net periodic pension cost for the three months ended January 31, 2016 and January 31, 2015 were:

	U.S.						International
Three Months Ended	2016			2015			2016			2015
Service cost	$	2,761		$	2,400		$	701		$	741
Interest cost		3,934			3,682			613			672
Expected return on plan assets		(4,919	)		(4,580	)		(387	)		(417	)
Amortization of prior service cost (credit)		19			30			(22	)		(24	)
Amortization of net actuarial loss		1,926			2,253			465			824
Settlement loss		—			—			—			1,275
Total benefit cost	$	3,721		$	3,785		$	1,370		$	3,071

The components of other postretirement benefit cost for the three months ended January 31, 2016 and January 31, 2015 were:

	U.S.						International
Three Months Ended	2016			2015			2016			2015
Service cost	$	248		$	275		$	4		$	8
Interest cost		765			753			6			9
Amortization of prior service credit		(66	)		(110	)		—			—
Amortization of net actuarial (gain) loss		212			297			(6	)		—
Total benefit cost	$	1,159		$	1,215		$	4		$	17