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

12 Months Ended

Oct. 31, 2020

Notes Tables

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

	2020			2019
Amortizable intangible assets:
Non-compete agreement (estimated life 5 years)	$	423		$	200
Accumulated amortization		(245	)		(200	)
		178			-
Customer relationships (estimated lives 7 - 15 years)		5,058			2,879
Accumulated amortization		(2,367	)		(1,884	)
		2,691			995
Backlog (estimated life 1 - 2 years)		287			134
Accumulated amortization		(266	)		(134	)
		21			-
Patents (estimated life 14 years)		368			142
Accumulated amortization		(77	)		(45	)
		291			97
Totals	$	3,181		$	1,092
Non-amortizable intangible assets:
Trademarks	$	1,174		$	657

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

Year ending
October 31,	Amount
2021	$	443
2022		374
2023		364
2024		364
2025		320
Thereafter		1,316
Total	$	3,181

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

	2020			2019
Numerators:
Consolidated net income (A)	$	(81,000	)	$	3,521,000
Denominators:
Weighted average shares outstanding for basic earnings per share (B)		9,678,822			9,358,836
Add effects of potentially dilutive securities - assumed exercise of stock options		-			495,768
Weighted average shares outstanding for diluted earnings per share (C)		9,678,822			9,854,604
Basic earnings per share (A)/(B)	$	(0.01	)	$	0.38
Diluted earnings per share (A)/(C)	$	(0.01	)	$	0.36