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Inventories
6 Months Ended
Jul. 31, 2019
Inventory Disclosure [Abstract]  
Inventories

Inventories consist of the following (in $000s):

 

   

July 31,

2019

   

January 31,

2019

 
             
Raw materials   $ 17,659     $ 14,986  
Work-in-process     1,576       987  
Finished goods     30,174       26,392  
    $ 49,409     $ 42,365