IMPAIRMENTS AND DISPOSALS OF ASSETS, NET (Details) $ in Millions	12 Months Ended
May 29, 2022 USD ($) restaurant	May 30, 2021 USD ($) restaurant	May 31, 2020 USD ($) restaurant
Asset Impairment Charges [Abstract]
Restaurant impairments	$ 6.8	$ 5.3	$ 51.2
Disposal (gains) losses	(4.8)	(2.1)	(2.4)
Other	(4.0)	3.4	172.2
Impairments and disposal of assets, net	$ (2.0)	$ 6.6	$ 221.0
Number of underperforming restaurants projected cash flows insufficient to cover carrying value \| restaurant	1		9
Number of underperforming restaurants \| restaurant		4
Number of underperforming restaurants closed \| restaurant	2		11

Number Of Underperforming Restaurants

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Number Of Underperforming Restaurants, Closed

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Number Of Underperforming Restaurants, Projected Cash Flows Insufficient To Cover Carrying Value

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Other Asset Impairment Charges And Other Impacts

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Amount before tax of gain (loss) recognized on the sale or disposal of a disposal group. Excludes discontinued operations.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 45
-Paragraph 5
-URI https://asc.fasb.org/extlink&oid=126905981&loc=d3e2443-110228

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
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-Section 45
-Paragraph 28
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-URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3602-108585

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 3
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-URI https://asc.fasb.org/extlink&oid=109226691&loc=d3e2941-110230

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Amount of gain (loss) from the difference between the sale price or salvage price and the book value of an asset that was sold or retired, and gain (loss) from the write down of assets from their carrying value to fair value.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
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-Section 45
-Paragraph 28
-Subparagraph (b)
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The charge against earnings resulting from the aggregate write down of tangible assets from their carrying value to their fair value.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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