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Warranty
 9 Months Ended
Oct. 31, 2011
Warranty [Abstract]  
Warranty

Note 11. Warranty

The Company accrues an estimate of its exposure to warranty claims based upon both current and historical product sales data and warranty costs incurred. The Company’s products carry a ten-year warranty. The Company periodically assesses the adequacy of its recorded warranty liabilities and adjusts the amounts as necessary. The warranty liability is included in accrued liabilities in the accompanying consolidated balance sheets.

The following is a summary of the Company’s warranty claim activity for the three and nine months ended October 31, 2011 and 2010 (in thousands):

 

                                 
    Three Months Ended     Nine Months Ended  
    10/31/2011     10/31/2010     10/31/2011     10/31/2010  
    (In thousands)  

Beginning Accrued Warranty Balance

   $ 1,800     $ 1,675     $ 2,300     $ 1,950  

Provision (benefit)

     (184 )      753       (176 )      931  

Costs Incurred

     (216 )      (303 )      (724 )      (756 ) 
   

 

 

    

 

 

    

 

 

    

 

 

  

Ending Accrued Warranty Balance

   $ 1,400     $ 2,125     $ 1,400     $ 2,125