Summary Of Significant Accounting Policies (Costs And Accumulated Amortization Of Acquired Definite-Lived Intangible Assets) (Details) (USD $) In Millions, unless otherwise specified	May 26, 2013	May 27, 2012
Accounting Policies [Abstract]
Other definite-lived intangibles	$ 19.1	$ 13.2
Accumulated amortization	(7.6)	(6.2)
Other definite-lived intangible assets, net of accumulated amortization	11.5	7.0
Below-market leases	29.2	24.0
Accumulated amortization	(7.8)	(7.1)
Below-market leases, net of accumulated amortization	21.4	16.9
Above-market leases	(21.4)	(8.6)
Accumulated amortization	3.5	2.3
Above-market leases, net of accumulated amortization	$ (17.9)	$ (6.3)

Definite lived intangible assets, above market leases, accumulated amortization

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- Definition

Definite lived intangible assets, above market leases, gross

+ References

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Definite lived intangible assets, above market leases, net of accumulated amortization

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Definite lived intangible assets, below market leases, accumulated amortization

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Definite lived intangible assets, below market leases, gross

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Definite lived intangible assets, below market leases, net of accumulated amortization

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- Definition

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 2

-Subparagraph (a)(1)

-URI http://asc.fasb.org/extlink&oid=7658586&loc=d3e16323-109275

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 142

-Paragraph 45

-Subparagraph a(1)

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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