Note 11 - Leases - Supplemental Balance Sheet Information Related to Leases (Details) - USD ($) $ in Thousands	Oct. 31, 2022	Jan. 31, 2022
Property and Equipment - net	$ 23,637	$ 24,756
Finance lease liability long-term	9,244	9,327
Total finance lease liabilities	242	530
Operating Lease, Right-of-Use Asset	6,616	11,213
Operating lease liability short-term	1,108	1,496
Operating lease liability long-term	6,387	11,270
Total operating lease liabilities	7,495	12,766
Other Current Liabilities [Member]
Finance lease liability short-term	242	357
Operating lease liability short-term	1,108	1,496
Other Noncurrent Liabilities [Member]
Finance lease liability long-term	0	173
Operating lease liability long-term	6,387	11,270
Finance Leases Assets [Member]
Property and Equipment - gross	1,140	1,221
Accumulated depreciation and amortization	(635)	(490)
Property and Equipment - net	$ 505	$ 731