Stock-Based Compensation (Narrative) (Details) - USD ($) $ in Thousands	9 Months Ended
May 28, 2022	May 29, 2021
Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized share-based compensation cost	$ 340
Unrecognized share-based compensation weighted average period	4 months 24 days
Total intrinsic value of options exercised	$ 4,771	$ 5,719
Performance Share Units [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized share-based compensation cost	$ 4,637
Unrecognized share-based compensation weighted average period	1 year 8 months 12 days
Vesting period	3 years
Performance Share Units [Member] \| Minimum [Member] \| Vest After Three Year Performance Period [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vested shares, percentage of target award amount	0.00%
Performance Share Units [Member] \| Maximum [Member] \| Vest After Three Year Performance Period [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vested shares, percentage of target award amount	200.00%
Restricted Stock Unit [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized share-based compensation cost	$ 28,501
Unrecognized share-based compensation weighted average period	2 years 7 months 6 days

Share-based Compensation Arrangement by Share-based Payment Award, Vested Shares, Percentage of Target Award Amount

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- Definition

Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (i)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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- Definition

Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
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-Section 50
-Paragraph 2
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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

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- Definition

Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (d)(2)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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