Income Taxes (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Nov. 29, 2020	Nov. 24, 2019	Nov. 29, 2020	Nov. 24, 2019
Income Tax Contingency [Line Items]
Income tax expense (benefit)	$ 8.8	$ (31.6)	$ 4.0	$ (13.0)
Tax position, change is reasonably possible in the next twelve months	$ 6.1		$ 6.1
Continuing Operations
Income Tax Contingency [Line Items]
Effective income tax rate (percentage)	8.30%	(509.70%)	2.90%	(7.10%)

Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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The amount of the unrecognized tax benefit of a position taken for which it is reasonably possible that the total amount thereof will significantly increase or decrease within twelve months of the balance sheet date.

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