Note 9 - Property and Equipment - Property and Equipment (Details) - USD ($) $ in Thousands	Jan. 31, 2023	Jan. 31, 2022
Cost of property and equipment	$ 15,134	$ 18,795
Less accumulated depreciation	(11,189)	(14,523)
Net book value of property and equipment	3,945	4,272
Furniture and Fixtures [Member]
Cost of property and equipment	9,896	9,865
Vehicles [Member]
Cost of property and equipment	358	495
Leasehold Improvements [Member]
Cost of property and equipment	0	3,880
Land and Building [Member]
Cost of property and equipment	$ 4,880	$ 4,555