Goodwill and Intangible Assets (Detail) $ in Thousands	6 Months Ended	12 Months Ended
	Oct. 31, 2025 USD ($) segment reporting_Unit	Oct. 31, 2025 USD ($) reporting_Unit segment	Oct. 31, 2024 USD ($) numberOfInstruments	Oct. 31, 2023 USD ($)	Aug. 01, 2024 USD ($)
Goodwill [Roll Forward]
Beginning balance		$ 574,711	$ 182,956
Acquisitions		0	385,045
Measurement period adjustments		(3,989)	0
Goodwill, Impairment Loss		(302,284)	0	$ 0
Foreign currency translation adjustment		2,908	6,710
Ending balance	$ 271,346	$ 271,346	$ 574,711	182,956
Finite-Lived Intangible Assets [Line Items]
Number of reportable segments	3	3	4
Number of reportable units with goodwill balances | reporting_Unit	7	7
Goodwill	$ 271,346	$ 271,346	$ 574,711	182,956
Gross Carrying Amount	773,200	773,200	780,729
Accumulated Amortization	(224,063)	(224,063)	(182,820)
Intangible assets amortization expense		39,300	21,600	$ 12,100
Intangible assets one-time adjustment expense		3,500
Estimated Amortization Expense
2026	38,873	38,873
2027	38,873	38,873
2028	33,640	33,640
2029	33,623	33,623
2030	32,189	32,189
Thereafter	371,939	371,939
Intangible assets, net	549,137	$ 549,137	597,909
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Remaining Weighted Average Useful Life		16 years
Gross Carrying Amount	506,473	$ 506,473	512,131
Accumulated Amortization	(141,462)	$ (141,462)	(112,748)
Trademarks and trade names
Finite-Lived Intangible Assets [Line Items]
Remaining Weighted Average Useful Life		18 years
Gross Carrying Amount	240,622	$ 240,622	243,434
Accumulated Amortization	(59,833)	$ (59,833)	(47,685)
Patents and other technology
Finite-Lived Intangible Assets [Line Items]
Remaining Weighted Average Useful Life		11 years
Gross Carrying Amount	26,105	$ 26,105	25,164
Accumulated Amortization	(22,768)	(22,768)	$ (22,387)
Tyman
Goodwill [Roll Forward]
Measurement period adjustments		4,104
Ending balance	380,941	380,941
Finite-Lived Intangible Assets [Line Items]
Goodwill	$ 380,941	380,941			$ 385,045
Hardware Solutions
Goodwill [Roll Forward]
Goodwill, Impairment Loss		(163,200)
Extruded Solutions
Goodwill [Roll Forward]
Goodwill, Impairment Loss		(54,900)
Custom Solutions
Goodwill [Roll Forward]
Goodwill, Impairment Loss		$ (84,200)