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Commitments and Contingencies (Tables)
 6 Months Ended
Feb. 24, 2018
Commitments and Contingencies Disclosure [Abstract]  
Schedule of Changes to Environmental Liabilities
The changes to the Company’s environmental liabilities for the twenty-six weeks ended February 24, 2018 were as follows (in thousands):
 
 
February 24, 2018
Beginning balance as of August 26, 2017
$
25,419

Costs incurred for which reserves had been provided
(627
)
Insurance proceeds
56

Interest accretion
346

Change in discount rates
(858
)
 
 
Balance as of February 24, 2018
$
24,336
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 February 24, 2018, 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
 
$
8,658


$
1,880


$
1,477


$
1,305


$
1,157


$
12,304


$
26,781


 




















Estimated insurance proceeds
 
(103
)

(173
)

(159
)

(173
)

(159
)

(993
)

(1,760
)

 




















Net anticipated costs
 
$
8,555


$
1,707


$
1,318


$
1,132


$
998


$
11,311


$
25,021


 
 
 
 
 
 
 
 
 
 
 
 
 
 
Effect of inflation
 
 

 
 

 
 

 
 

 
 

 
 

 
7,623

Effect of discounting
 
 

 
 

 
 

 
 

 
 

 
 

 
(8,308
)

 
 
 
 
 
 
 
 
 
 
 
 
 


Balance as of February 24, 2018
 
 

 
 

 
 

 
 

 
 

 
 

 
$
24,336