Pension and Other Postretirement Plans

9 Months Ended

Jul. 31, 2015

Compensation And Retirement Disclosure [Abstract]

Pension and Other Postretirement Plans

7. Pension and other postretirement plans  

The components of net periodic pension cost for the three and nine months ended July 31, 2015 and July 31, 2014 were:

	U.S.						International
Three Months Ended	2015			2014			2015			2014
Service cost	$	2,716		$	2,018		$	697		$	691
Interest cost		3,761			3,480			641			783
Expected return on plan assets		(4,579	)		(4,324	)		(405	)		(430	)
Amortization of prior service cost (credit)		30			59			(22	)		(20	)
Amortization of net actuarial loss		2,443			1,985			492			384
Total benefit cost	$	4,371		$	3,218		$	1,403		$	1,408
	U.S.						International
Nine Months Ended	2015			2014			2015			2014
Service cost	$	8,147		$	6,053		$	2,130		$	2,102
Interest cost		11,284			10,441			1,940			2,392
Expected return on plan assets		(13,737	)		(12,972	)		(1,217	)		(1,309	)
Amortization of prior service cost (credit)		90			177			(68	)		(59	)
Amortization of net actuarial loss		7,329			5,955			1,801			1,170
Settlement loss		—			—			1,275			—
Total benefit cost	$	13,113		$	9,654		$	5,861		$	4,296

The components of other postretirement benefit cost for the three and nine months ended July 31, 2015 and July 31, 2014 were:

	U.S.						International
Three Months Ended	2015			2014			2015		2014
Service cost	$	225		$	259		$	7	$	7
Interest cost		744			766			9		9
Amortization of prior service credit		(110	)		(112	)		—		—
Amortization of net actuarial (gain) loss		289			358			—		(3	)
Total benefit cost	$	1,148		$	1,271		$	16	$	13
	U.S.						International
Nine Months Ended	2015			2014			2015		2014
Service cost	$	675		$	778		$	22	$	22
Interest cost		2,232			2,297			27		28
Amortization of prior service credit		(329	)		(337	)		—		—
Amortization of net actuarial (gain) loss		866			1,076			—		(10	)
Total benefit cost	$	3,444		$	3,814		$	49	$	40