Note 1 - Business Activities and Summary of Significant Accounting Policies (Tables)

12 Months Ended

Oct. 31, 2022

Notes Tables

Schedule of Finite-Lived Intangible Assets [Table Text Block]

	2022			2021
Amortizable intangible assets:
Non-compete agreement (estimated life 5 years)	$	423		$	423
Accumulated amortization		(334	)		(289	)
		89			134
Customer relationships (estimated lives 7 - 15 years)		6,058			5,058
Accumulated amortization		(3,074	)		(2,711	)
		2,984			2,347
Backlog (estimated life 1 - 2 years)		327			287
Accumulated amortization		(313	)		(287	)
		14			-
Patents (estimated life 10 - 14 years)		368			368
Accumulated amortization		(143	)		(110	)
		225			258
Tradename (estimated life 15 years)		1,700			-
Accumulated amortization		(76	)		-
		1,624			-
Proprietary Technology (estimated life 10 years)		11,100			-
Accumulated amortization		(740	)		-
		10,360			-
Totals	$	15,296		$	2,739
Non-amortizable intangible assets:
Trademarks	$	1,174		$	1,174

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]

Year ending
October 31,	Amount
2023	$	1,701
2024		1,688
2025		1,643
2026		1,643
2027		1,643
Thereafter		6,978
Total	$	15,296

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

	2022		2021
Numerators:
Consolidated net income (A)	$	1,448,000	$	6,181,000
Denominators:
Weighted average shares outstanding for basic earnings per share (B)		10,120,254		9,978,683
Add effects of potentially dilutive securities - assumed exercise of stock options		122,163		175,556
Weighted average shares outstanding for diluted earnings per share (C)		10,242,417		10,154,239
Basic earnings per share (A)/(B)	$	0.14	$	0.62
Diluted earnings per share (A)/(C)	$	0.14	$	0.61