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Note 13 - Business Segment Information (Tables)
9 Months Ended
Oct. 31, 2020
Notes Tables  
Schedule of Revenue from External Customers and Long-Lived Assets, by Geographical Areas [Table Text Block]
  

Three Months Ended

October 31,

  

Nine Months Ended

October 31,

 
  

2020

  

2019

  

2020

  

2019

 
  

(in thousands)

  

(in thousands)

 

Revenue:

                

North America (1)

 $39,379  $38,302  $115,379  $112,798 

EMEA

  23,334   22,233   67,281   66,860 

Asia Pacific

  9,682   11,776   28,895   35,413 

Latin America

  4,265   5,496   13,333   17,149 
  $76,660  $77,807  $224,888  $232,220