Commitments and Contingencies (Tables)

6 Months Ended

Feb. 25, 2012

Commitments and Contingencies [Abstract]

Changes to environmental liabilities

The changes to the Company's environmental liabilities for the twenty-six weeks ended February 25, 2012 are as follows (in thousands):

	February 25, 2012
Beginning balance as of August 27, 2011	$	18,368
Costs incurred for which reserves have been provided		(694	)
Insurance proceeds received		137
Interest accretion		316
Change in discount rates		760
Balance as of February 25, 2012	$	18,887

Anticipated payments and insurance proceeds of identified environmental remediation liabilities

Anticipated payments and insurance proceeds of currently identified environmental remediation liabilities as of February 25, 2012, for the next five fiscal years and thereafter, as measured in current dollars, are reflected below.

(In thousands)	2012			2013			2014			2015			2016			Thereafter			Total
Estimated costs - current dollars	$	3,641		$	2,366		$	1,766		$	919		$	766		$	12,386		$	21,844
Estimated insurance proceeds		(22	)		(173	)		(159	)		(173	)		(159	)		(1,893	)		(2,579	)
Net anticipated costs	$	3,619		$	2,193		$	1,607		$	746		$	607		$	10,493		$	19,265
Effect of inflation																				7,301
Effect of discounting																				(7,679	)
Balance as of February 25, 2012																			$	18,887