Restructuring And Other Related Costs (Schedule Of Restructuring And Other Related Costs) (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
Aug. 29, 2020	May 30, 2020	Feb. 29, 2020	Nov. 30, 2019	Aug. 31, 2019	Aug. 29, 2020	Aug. 31, 2019
Restructuring And Other Related Costs [Abstract]
Consulting-related costs						$ 6,583
Separation and severance costs						10,142	$ 6,388
Equity acceleration costs associated with severance						304	337
Total restructuring and other related costs	$ 11,158	$ 1,359	$ 1,941	$ 2,571	$ 6,725	$ 17,029	$ 6,725

Amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement associated exit or disposal activities pursuant to an authorized plan. Excludes expenses related to one-time termination benefits, a discontinued operation or an asset retirement obligation.

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