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Note 10 - Leases - Supplemental Balance Sheet Information Related to Leases (Details) - USD ($)
$ in Thousands
Jul. 31, 2021
Jan. 31, 2021
Property and Equipment - net $ 25,626 $ 26,897
Finance lease liability short-term 361 300
Finance lease liability long-term 356 401
Total finance lease liabilities 717 701
Operating Lease, Right-of-Use Asset 11,848 13,384
Operating lease liability short-term 1,367 1,402
Operating lease liability long-term 11,890 13,174
Total operating lease liabilities 13,257 14,576
Finance Leases Assets [Member]    
Property and Equipment - gross 1,245 879
Accumulated depreciation and amortization (371) (96)
Property and Equipment - net $ 874 $ 783