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Note 11 - Revenue Recognition - Schedule of Revenue from External Customers by Geographical Areas (Details) - USD ($)	3 Months Ended		9 Months Ended
	Jul. 31, 2025	Jul. 31, 2024	Jul. 31, 2025	Jul. 31, 2024
Net sales	$ 19,916,919	$ 16,221,671	$ 53,209,284	$ 47,188,534
UNITED STATES
Net sales	15,949,437	13,077,203	41,819,451	38,071,069
Non-US [Member]
Net sales	$ 3,967,482	$ 3,144,468	$ 11,389,833	$ 9,117,465

X

- Definition

Amount, including 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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