Note 7 - Balance Sheet (Tables)

3 Months Ended

Apr. 30, 2024

Notes Tables

Schedule of Inventory, Current [Table Text Block]

	April 30, 2024			January 31, 2024
	(in thousands)
Inventories:
Raw materials	$	9,949		$	8,730
Finished goods		2,657			2,463
Work in progress		5,089			3,709
Cost of inventories		17,695			14,902
Less allowance for obsolescence		(1,534	)		(1,531	)
Total inventories, net	$	16,161		$	13,371

Property, Plant and Equipment [Table Text Block]

	April 30, 2024			January 31, 2024
	(in thousands)
Property and equipment:
Furniture and fixtures	$	8,923		$	8,868
Autos and trucks		286			287
Land and buildings		997			997
Cost of property and equipment		10,206			10,152
Accumulated depreciation and amortization		(9,415	)		(9,334	)
Total property and equipment, net	$	791		$	818