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Warranty Accruals (Tables)
 9 Months Ended
May 31, 2017
Warranty Accrual Activity

Warranty accrual activity:

 

(In thousands)    Three Months Ended      Nine Months Ended  
   May 31,
2017		      May 31,
2016		      May 31,
2017		      May 31,
2016		  

Balance at beginning of period

    $ 14,582      $ 12,147      $ 12,159      $ 11,512  

Charged to cost of revenue, net

      1,574        1,202        5,219        4,086  

Payments

      (377 )       (1,205 )       (1,509 )       (3,386 ) 

Currency translation effect

      443        (12 )       353        (80 ) 
  

 

 

     

 

 

     

 

 

     

 

 

  

Balance at end of period

    $ 16,222      $ 12,132      $ 16,222      $ 12,132