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Note 7 - Debt (Tables)
 3 Months Ended
Apr. 30, 2020
Notes Tables  
Schedule of Debt [Table Text Block]
   
April 30,
2020
    
January 31,
2020
  
   
(in thousands)
  
Note payable
   $
12,745
     $
12,868
  
Less current maturities
    
(510
)
    
(503
)
Less loan origination costs, net
    
(22
)
    
(24
)
Long-term debt
   $
12,213
     $
12,341