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Warranty Warranty (Tables)
3 Months Ended
Nov. 24, 2018
Product Warranties Disclosures [Abstract]  
Schedule of Product Warranty Liability [Table Text Block]
Changes in our product warranty liability are as follows:
 
Three Months Ended
(in thousands)
November 24,
2018
 
November 25,
2017
Balance at beginning of period
$
40,498

 
$
30,805

Provision
10,757

 
9,953

Claims paid
(9,952
)
 
(8,258
)
Balance at end of period
$
41,303

 
$
32,500