Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2020	Oct. 31, 2019	Oct. 31, 2018
Net income	$ 249,539	$ 337,091	$ 377,375
Components of other comprehensive income (loss), net of tax:
Foreign currency translation adjustments	12,910	3,710	(28,619)
Pension and postretirement benefit plans:
Prior service (cost) credit arising during the year	(6)	(148)	(45)
Net actuarial loss arising during the year	(21,607)	(63,138)	(7,783)
Amortization of prior service cost	(232)	(322)	(322)
Amortization of actuarial loss	12,767	6,946	10,536
Settlement loss recognized	1,931	385	200
Total pension and postretirement benefit plans	(7,147)	(56,277)	2,586
Total other comprehensive income (loss)	5,763	(52,567)	(26,033)
Total comprehensive income	255,302	284,524	332,496
ASU 2018-02
Pension and postretirement benefit plans:
Reclassification due to adoption of ASU 2018-02	$ 0	$ 0	$ (18,846)