Summary of Significant Accounting Policies and Related Data - Goodwill and Indefinite-Life Intangible Assets (Details)	3 Months Ended		12 Months Ended
	Oct. 31, 2024 USD ($)	Aug. 04, 2023 USD ($)	Oct. 31, 2024 USD ($) segment reportingUnit	Oct. 31, 2023 USD ($)	Oct. 31, 2022 USD ($)
Indefinite-lived Intangible Assets [Line Items]
Impairment of intangible assets, indefinite-lived (excluding goodwill)			$ 0	$ 0	$ 0
Impairment, Intangible Asset, Indefinite-Lived (Excluding Goodwill), Statement of Income or Comprehensive Income [Extensible Enumeration]		Non-cash impairment charges
Goodwill, impairment loss	$ 0			133,300,000
Indefinite-lived - trade names	271,600,000		271,600,000	271,500,000
Goodwill	$ 450,300,000		$ 450,300,000	$ 450,800,000	$ 583,300,000
Deferred tax assets, goodwill and intangible assets		$ 36,700,000
Number of operating segments | segment			9
Number of reporting units containing goodwill | reportingUnit			7
Trade names
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived - trade names		81,100,000
Intimidator Reporting Unit
Indefinite-lived Intangible Assets [Line Items]
Goodwill		30,500,000
Professional
Indefinite-lived Intangible Assets [Line Items]
Impairment of intangible assets, indefinite-lived (excluding goodwill)		18,000,000
Professional | Intimidator Reporting Unit
Indefinite-lived Intangible Assets [Line Items]
Goodwill, impairment loss		$ 133,300,000