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Basis of Presentation (Details) - USD ($) $ / shares in Units, $ in Millions		3 Months Ended		6 Months Ended
	Mar. 16, 2022	Feb. 26, 2022	Feb. 27, 2021	Feb. 26, 2022	Feb. 27, 2021	Dec. 31, 2020	May 30, 2020
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Common stock dividends (in dollars per share)		$ 0.18	$ 0.12	$ 0.18	$ 0.24
Deferred FICA liability		$ 8.2		$ 8.2		$ 8.0
Refundable tax credit							$ 4.0
Refundable tax credit, outstanding		$ 2.3		$ 2.3
Subsequent Event
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Common stock dividends (in dollars per share)	$ 0.18

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- Definition

Aggregate dividends declared during the period for each share of common stock outstanding.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-URI http://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770

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