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Commitments and Contingencies (Tables)
 3 Months Ended
Nov. 25, 2017
Commitments and Contingencies Disclosure [Abstract]  
Schedule of Changes to Environmental Liabilities
The changes to the Company’s environmental liabilities for the thirteen weeks ended November 25, 2017 were as follows (in thousands):
 
 
November 25, 2017
Beginning balance as of August 26, 2017
$
25,419

Costs incurred for which reserves had been provided
(235
)
Insurance proceeds
41

Interest accretion
173

Change in discount rates
(37
)
 
 
Balance as of November 25, 2017
$
25,361
Schedule of Anticipated Payments and Insurance Proceeds of Currently Identified Environmental Remediation Liabilities
Anticipated payments and insurance proceeds of currently identified environmental remediation liabilities as of November 25, 2017, for the next five fiscal years and thereafter, as measured in current dollars, are reflected below.
 
(In thousands)
 
2018

2019

2020

2021

2022

Thereafter

Total
Estimated costs – current dollars
 
$
9,050


$
1,880


$
1,477


$
1,305


$
1,157


$
12,304


$
27,173


 




















Estimated insurance proceeds
 
(118
)

(173
)

(159
)

(173
)

(159
)

(993
)

(1,775
)

 




















Net anticipated costs
 
$
8,932


$
1,707


$
1,318


$
1,132


$
998


$
11,311


$
25,398


 
 
 
 
 
 
 
 
 
 
 
 
 
 
Effect of inflation
 
 

 
 

 
 

 
 

 
 

 
 

 
7,450

Effect of discounting
 
 

 
 

 
 

 
 

 
 

 
 

 
(7,487
)

 
 
 
 
 
 
 
 
 
 
 
 
 


Balance as of November 25, 2017
 
 

 
 

 
 

 
 

 
 

 
 

 
$
25,361