Accumulated Other Comprehensive Loss - Summary of Accumulated Other Comprehensive Loss (Detail) - USD ($) $ in Thousands	3 Months Ended						9 Months Ended
	Jul. 31, 2021	Apr. 30, 2021	Jan. 31, 2021	Jul. 31, 2020	Apr. 30, 2020	Jan. 31, 2020	Jul. 31, 2021	Jul. 31, 2020
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Accumulated other comprehensive income (loss), Beginning balance			$ 1,758,991				$ 1,758,991
Amortization of prior service costs and net    actuarial losses, net of tax of ($4,670)	$ 3,799			$ 2,621			15,181	$ 9,748
Foreign currency translation adjustments	(3,348)	$ (6,943)	28,433	28,943	$ (21,227)	$ 2,793	18,142	$ 10,509
Accumulated other comprehensive loss, Ending balance	2,063,178						2,063,178
Amortization of prior service costs and net actuarial losses, tax							4,670
Accumulated Other Comprehensive Income (Loss)
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Accumulated other comprehensive income (loss), Beginning balance			(226,118)				(226,118)
Foreign currency translation adjustments	(3,348)	$ (6,943)	28,433	$ 28,943	$ (21,227)	$ 2,793
Accumulated other comprehensive loss, Ending balance	(192,795)						(192,795)
Cumulative translation adjustments
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Accumulated other comprehensive income (loss), Beginning balance			(40,422)				(40,422)
Amortization of prior service costs and net    actuarial losses, net of tax of ($4,670)							0
Foreign currency translation adjustments							18,142
Accumulated other comprehensive loss, Ending balance	(22,280)						(22,280)
Pension and postretirement  benefit plan adjustments
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Accumulated other comprehensive income (loss), Beginning balance			$ (185,696)				(185,696)
Amortization of prior service costs and net    actuarial losses, net of tax of ($4,670)							15,181
Foreign currency translation adjustments							0
Accumulated other comprehensive loss, Ending balance	$ (170,515)						$ (170,515)