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Note 5 - Capitalized Software Costs (Tables)
6 Months Ended
Jul. 31, 2019
Notes Tables  
Schedule of Capitalized Software Costs [Table Text Block]
   
July 31
,
2019
   
January 31,
2019
 
   
(in thousands)
 
Capitalized software costs:
               
Capitalized software development costs
  $
2,737
    $
2,314
 
Acquired software technology
   
135
     
135
 
     
2,872
     
2,449
 
Less accumulated amortization
   
(1,152
)
   
(851
)
Capitalized software costs, net
  $
1,720
    $
1,598
 
Schedule of Capitalized Software Costs Amortization Expense [Table Text Block]
Fiscal Years
 
(in thousands)
 
2020 remaining
  $
458
 
2021
   
750
 
2022
   
407
 
2023
   
92
 
Thereafter
   
13
 
    $
1,720