REVENUE - Revenue by Type (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Apr. 30, 2023	Apr. 30, 2022	Apr. 30, 2023	Apr. 30, 2022
Net revenue	$ 1,717	$ 1,607	$ 3,473	$ 3,281
Instrumentation
Net revenue	689	646	1,448	1,337
Non-Instrumentation and Other
Net revenue	$ 1,028	$ 961	$ 2,025	$ 1,944

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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+ Details