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Note 5 - Restructuring (Tables)
3 Months Ended
Apr. 30, 2025
Notes Tables  
Restructuring and Related Costs [Table Text Block]
  

Three Months Ended April 30,

 
  

2025

  

2024

 

TDS

 $1,016  $1,131 

GK

  330   (164)

Total

 $1,346  $967 
Restructuring Charge Liability Activity [Table Text Block]
  

Three Months Ended

 
  

April 30, 2025

 

Restructuring liability as of beginning-of-period

 $2,436 

Restructuring expense during-the-period

  1,346 

Cash paid during-the-period

  (2,795)

Restructuring liability as of end-of-period

 $987