Note 11 - Revenue Recognition (Tables)

6 Months Ended

Apr. 30, 2023

Notes Tables

Revenue from External Customers by Geographic Areas [Table Text Block]

	Three months ended				Six months ended
	April 30,				April 30,
	2023		2022		2023		2022
United States	$	15,829,216	$	14,792,289	$	30,407,301	$	26,936,668
Outside the United States		3,790,320		2,408,289		7,495,910		4,704,205
Total net sales	$	19,619,536	$	17,200,578	$	37,903,211	$	31,640,873