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:	us-gaap_RestructuringCharges
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Restructuring Activities (Summary Of Restructuring Costs) (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended	12 Months Ended
	Nov. 28, 2020	Nov. 28, 2020	May 30, 2020
Restructuring Cost and Reserve [Line Items]
Restructuring costs	$ 6,775	$ 7,791
Employee Termination Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring costs	5,455	6,393	$ 3,927
Real Estate Exit Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring costs	1,082	1,104
Other Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring costs	$ 238	$ 294