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Property, Plant and Equipment (Tables)
9 Months Ended
Oct. 31, 2021
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment [Table Text Block]
   

Depreciable Lives

   

October 31,

   

January 31,

 
   

(In years)

   

2021

   

2021

 
                       

Buildings and land improvements

  15 - 30     $ 31,998     $ 31,316  

Computer software and hardware

  3 - 10       15,592       15,012  

Machinery and equipment

  10       10,570       9,314  

Leasehold improvements

 

Term of lease

      11,322       10,005  

Furniture and fixtures

  3 - 10       5,748       2,614  

Other

  5       674       651  

   Total depreciable property at cost

      75,904       68,912  

Less accumulated depreciation

          (47,851 )     (44,098 )

   Total depreciable property, net

          28,053       24,814  

Land

          1,077       1,077  

Construction-in-progress

          460       889  

   Property, plant and equipment, net

    $ 29,590     $ 26,780