Goodwill and other intangible assets - Additional Information (Detail) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Jul. 31, 2026	Jul. 31, 2025	Jul. 31, 2026	Jul. 31, 2025
Intangible Asset, Goodwill and Other [Abstract]
Amortization of intangibles	$ 19,345	$ 20,092	$ 58,320	$ 59,099

Amount of amortization expense for finite-lived intangible asset. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed.

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+ Details