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Income Taxes (Narrative) (Details) - USD ($) $ in Millions	12 Months Ended
	Aug. 31, 2019	Aug. 25, 2018
Income Tax Disclosure [Abstract]
Income tax credits and adjustments	$ 3.6
Tax Cuts And Jobs Act Of 2017, Income Tax Expense (Benefit)		$ 3.6

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- Definition

A credit or adjustment for government or taxing authority authorized decrease in taxes owed as a result of meeting certain tax policy conditions.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585

+ Details

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- References

No definition available.

+ Details

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- Definition

Tax Cuts And Jobs Act Of 2017, Income Tax Expense (Benefit)

+ References

No definition available.

+ Details

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