Commitments and Contingencies (Tables)

12 Months Ended

Aug. 31, 2019

Commitments And Contingencies Disclosure [Abstract]

Schedule of Annual Future Minimum Lease Payments

Annual minimum lease commitments for the next five fiscal years and thereafter are as follows (in thousands):

2020		13,560
2021		10,728
2022		7,465
2023		5,907
2024		3,528
Thereafter		2,625
Total lease commitments	$	43,813

Schedule Of Changes to Environmental Liabilities

The changes to the Company’s environmental liabilities for fiscal 2019 and 2018 were as follows (in thousands):

Year ended	August 31, 2019			August 25, 2018
Beginning balance	$	25,486		$	25,419
Costs incurred for which reserves have been provided		(1,079	)		(1,016	)
Insurance proceeds		143			140
Interest accretion		755			692
Changes in discount rates		2,239			(494	)
Revisions in estimates		174			745
Ending balance	$	27,718		$	25,486

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 August 31, 2019, for the next five fiscal years and thereafter, as measured in current dollars, are reflected below.

(In thousands)	2020			2021			2022			2023			2024			Thereafter			Total
Estimated costs—current dollars	$	9,944		$	2,186		$	1,353		$	1,091		$	1,058		$	12,032		$	27,664
Estimated insurance proceeds		(159	)		(173	)		(159	)		(173	)		(159	)		(693	)		(1,516	)
Net anticipated costs	$	9,785		$	2,013		$	1,194		$	918		$	899		$	11,339		$	26,148
Effect of inflation																				7,254
Effect of discounting																				(5,684	)
Balance as of August 31, 2019																			$	27,718