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Note 10 - Leases - Supplemental Balance Sheet Information Related to Leases (Details) - USD ($)
$ in Thousands
Oct. 31, 2020
Jan. 31, 2020
Property and Equipment - net $ 26,958 $ 28,629
Finance lease liability short-term 333 417
Finance lease liability long-term 446 677
Total finance lease liabilities 779 1,094
Operating Lease, Right-of-Use Asset 13,762 11,475
Operating lease liability short-term 1,408 1,040
Operating lease liability long-term 13,477 11,214
Total operating lease liabilities 14,885 12,254
Finance Leases Assets [Member]    
Property and Equipment - gross 1,683 1,696
Accumulated depreciation and amortization (700) (551)
Property and Equipment - net $ 983 $ 1,145