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Property, Plant and Equipment
 12 Months Ended
Jan. 31, 2021
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment
Note 6—Property, Plant and Equipment
Property, plant and equipment consist of the following:
 
 
  
January 31
 
 
  
2021
 
  
2020
 
(In thousands)
  
 
 
  
 
 
Land and Land Improvements
   
  
$ 
 1,004     
$ 
 967  
Buildings and Leasehold Improvements
      12,642        12,524  
Machinery and Equipment
      23,346        23,167  
Computer Equipment and Software
      13,847        11,388  
    
 
 
     
 
 
  
Gross Property, Plant and Equipment
      50,839        48,046  
Accumulated Depreciation
      (38,828 )       (36,778 ) 
    
 
 
     
 
 
  
Net Property Plant and Equipment
   
$ 
 12,011     
$ 
 11,268  
    
 
 
     
 
 
  
Depreciation expense on property, plant and equipment was $1.9 million for the year ended January 31, 2021 and $2.0 million for both of the years ended January 31, 2020 and 2019.