Note 4 - Discontinued Operations (Tables)

3 Months Ended

Apr. 30, 2024

Klein [Member]

Notes Tables

Disposal Groups, Including Discontinued Operations [Table Text Block]

	For the Three Months Ended April 30,
	2024		2023
Revenues:	(in thousands)
Revenue from discontinued operations	$	—	$	1,989
Cost of sales:
Cost of discontinued operations		—		1,108
Operating expenses:
Selling, general and administrative		—		568
Research and development		—		295
Depreciation and amortization		—		148
Total operating expenses		—		1,011
Operating loss		—		(130	)
Other income		—		21
Loss before income taxes from discontinued operations		—		(109	)
Provision for income taxes from discontinued operations		—		(7	)
Net loss from discontinued operations		—		(116	)

	For the Three Months Ended April 30,
	2024		2023
	(in thousands)
Depreciation and amortization	$	—	$	148