Pension and other postretirement plans (Tables)

6 Months Ended

Apr. 30, 2023

Retirement Benefits [Abstract]

Components of Net Periodic Benefits Cost

The components of net periodic pension and other postretirement cost for the three and six months ended April 30, 2023 and 2022 were:

	U.S.				International
Three Months Ended	2023		2022		2023		2022
Service cost	$	2,744	$	4,728	$	283	$	431
Interest cost	4,176		4,241		642		290
Expected return on plan assets	(6,529)		(8,511)		(383)		(367)
Amortization of prior service cost (credit)	—		12		(13)		(13)
Amortization of net actuarial loss	—		2,318		21		593
Settlement loss	—		41,221		—		—
Total benefit cost	$	391	$	44,009	$	550	$	934
	U.S.				International
Six Months Ended	2023		2022		2023		2022
Service cost	$	5,488	$	9,915	$	558	$	920
Interest cost	8,351		7,824		1,245		588
Expected return on plan assets	(13,058)		(16,389)		(760)		(761)
Amortization of prior service cost (credit)	—		24		(26)		(30)
Amortization of net actuarial loss	—		5,084		41		1,200
Settlement loss	—		41,221		—		—
Total benefit cost	$	781	$	47,679	$	1,058	$	1,917

The components of other postretirement benefit costs for the three and six months ended April 30, 2023 and 2022 were:

	U.S.				International
Three Months Ended	2023		2022		2023		2022
Service cost	$	100	$	148	$	1	$	3
Interest cost	766		474		3		3
Amortization of net actuarial (gain) loss	—		226		(15)		(12)
Total benefit cost (income)	$	866	$	848	$	(11)	$	(6)
	U.S.				International
Six Months Ended	2023		2022		2023		2022
Service cost	$	200	$	343	$	2	$	6
Interest cost	1,531		962		6		6
Amortization of net actuarial (gain) loss	—		489		(31)		(24)
Total benefit cost (income)	$	1,731	$	1,794	$	(23)	$	(12)