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INVENTORIES (Tables)
12 Months Ended
Jan. 31, 2019
Inventory Disclosure [Abstract]  
Schedule of inventory

 

  January 31,
  2019 2018
  (in $000s)
Raw materials $14,986 $14,767
Work-in-process 987 2,357
Finished goods 26,392 25,795
  $42,365 $42,919