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Commitments and Contingencies (Tables)
 9 Months Ended
May 27, 2017
Commitments and Contingencies Disclosure [Abstract]  
Schedule of Changes to Environmental Liabilities
The changes to the Company’s environmental liabilities for the thirty-nine weeks ended May 27, 2017 were as follows (in thousands):
 
 
May 27, 2017
Beginning balance as of August 27, 2016
$
26,748

Costs incurred for which reserves had been provided
(1,379
)
Insurance proceeds
91

Interest accretion
450

Change in discount rates
(1,370
)
 
 
Balance as of May 27, 2017
$
24,540
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 May 27, 2017, for the next five fiscal years and thereafter, as measured in current dollars, are reflected below.
 
(In thousands)
 
2017

2018

2019

2020

2021

Thereafter

Total
Estimated costs – current dollars
 
$
8,295


$
1,859


$
1,492


$
1,284


$
1,172


$
12,390


$
26,492


 




















Estimated insurance proceeds
 
(81
)

(159
)

(173
)

(159
)

(173
)

(1,130
)

(1,875
)

 




















Net anticipated costs
 
$
8,214


$
1,700


$
1,319


$
1,125


$
999


$
11,260


$
24,617


 
 
 
 
 
 
 
 
 
 
 
 
 
 
Effect of inflation
 
 

 
 

 
 

 
 

 
 

 
 

 
7,706

Effect of discounting
 
 

 
 

 
 

 
 

 
 

 
 

 
(7,783
)

 
 
 
 
 
 
 
 
 
 
 
 
 


Balance as of May 27, 2017
 
 

 
 

 
 

 
 

 
 

 
 

 
$
24,540