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Commitments And Contingencies (Tables)
 6 Months Ended
Apr. 29, 2017
Commitments and Contingencies Disclosure [Abstract]  
Schedule Of Accrued Liability For Estimated Future Warranty Costs
The following table summarizes the activity related to the Company’s accrued liability for estimated future warranty costs during the six months ended April 29, 2017, and April 30, 2016 (in thousands):
 
Accrued Warranty
 
Six Months Ended
 
April 29,
2017
 
April 30,
2016
Beginning balance
$
8,326

 
$
7,599

Liabilities accrued for warranties issued during the period
1,450

 
1,876

Warranty claims paid and used during the period
(1,602
)
 
(1,931
)
Changes in liability for pre-existing warranties during the period
603

 
(115
)
Ending balance
$
8,777

 
$
7,429