Other Income – Net - Narrative (Details) - USD ($)	3 Months Ended		9 Months Ended
	Jul. 31, 2025	Jul. 31, 2024	Jul. 31, 2025	Jul. 31, 2024
Other Nonoperating Income By Component [Line Items]
Impairment charges and write-offs			$ 56,634,000	$ 46,465,000
Income from ancillary businesses, net	$ 6,548,000	$ 5,405,000	14,737,000	11,152,000
Gain related to investment	(1,635,000)	1,527,000	(288,000)	6,283,000
Privately Held Company
Other Nonoperating Income By Component [Line Items]
Gain related to investment	0	0	0	5,000,000.0
Apartment living
Other Nonoperating Income By Component [Line Items]
Impairment charges and write-offs	100,000	1,800,000	4,500,000	6,700,000
Apartment Living, City Living and Gibraltar
Other Nonoperating Income By Component [Line Items]
Income from ancillary businesses, net	4,000,000.0	11,000,000.0	17,200,000	28,100,000
Security Monitoring Business
Other Nonoperating Income By Component [Line Items]
Gain (loss) on disposition of other assets	$ 0	$ 0	$ 0	$ 4,400,000