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Product Warranty Liability (Tables)
12 Months Ended
Jan. 31, 2017
Guarantees [Abstract]  
Activity in Product Warranty Liability

Activity in the product warranty liability, which is included in other accrued expenses in the accompanying consolidated balance sheet, is as follows:

 

     January 31  
     2017     2016     2015  
(In thousands)                   

Balance, beginning of the year

   $ 400     $ 375     $ 355  

Provision for Warranty Expense

     971       887       546  

Cost of Warranty Repairs

     (856     (862     (526
  

 

 

   

 

 

   

 

 

 

Balance, end of the year

   $ 515     $ 400     $ 375