Corporate Restructuring (Narrative) (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Aug. 30, 2020	Feb. 28, 2021
Restructuring and Related Activities [Abstract]
Employee termination benefits costs and other costs	$ 47.8
Restructuring charges, requiring cash settlement	38.1	$ 38.1
Restructuring reserve, settled without cash	$ 9.7

Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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-Name Accounting Standards Codification
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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration