Note 2 - Business Acquisition (Tables)

9 Months Ended

Jul. 31, 2022

Notes Tables

Business Acquisition, Pro Forma Information [Table Text Block]

	Three Months Ended July 31,				Nine Months Ended July 31,
	2022		2021		2022		2021
Revenue	$	23,842	$	19,633	$	68,369	$	47,621
Net income		771		1,326		1,510		5,992
Earnings per share
Basic	$	0.08	$	0.13	$	0.15	$	0.60
Diluted	$	0.08	$	0.13	$	0.15	$	0.59
Basic		10,127,244		9,979,578		10,100,767		9,955,193
Diluted		10,238,932		10,150,396		10,233,209		10,131,172

Microlab/FXR LLC [Member]

Notes Tables

Schedule of Business Acquisitions, by Acquisition [Table Text Block]

Cash consideration paid at closing	$	24,250,000
Post-closing adjustment		225,000
Total consideration transferred	$	24,475,000

Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block]

Current assets	$	6,924,000
Property and equipment		198,000
Intangible assets		13,840,000
Goodwill		5,215,000
Non-interest bearing liabilities		(1,702,000	)
Net assets acquired at fair value	$	24,475,000