Commitments And Contingencies (Details) - USD ($) $ in Millions	12 Months Ended
May. 31, 2015	May. 25, 2014
Commitments and Contingencies [Line Items]
Guarantees of leased properties assigned to third parties	$ 147.7	$ 3.4
Fair value of potential payments discounted at pre-tax cost of capital related to guarantee obligations	$ 113.4	2.7
Lease expiration date	fiscal 2015 through fiscal 2021
Workers Compensation And General Liabilities Accrued
Commitments and Contingencies [Line Items]
Standby letters of credit	$ 124.2	113.5
Operating Lease Obligation
Commitments and Contingencies [Line Items]
Standby letters of credit	$ 14.0	$ 17.8

Commitments and Contingencies [Line Items]

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- Definition

Guarantees of leased properties assigned to third parties

+ References

No definition available.

+ Details

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- Definition

A general description of the nature of the existing leasing arrangements of a lessor for all operating leases including, but not limited to: (1) guarantees or indemnities; (2) restrictions imposed by lease arrangements; (3) unusual provisions or conditions; (4) contingent rentals; and (5) lease expiration dates.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

-SubTopic 10

-Section 50

-Paragraph 4

-URI http://asc.fasb.org/extlink&oid=6452767&loc=d3e37045-112695

+ Details

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- Definition

Fair value portion of guarantee, including, but not limited to, financial standby letter of credit, fair value guarantee, guarantee of collection of scheduled contractual cash flows from financial assets, and contracts that contingently require the guarantor to make payments or perform services.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 460

-SubTopic 10

-Section 50

-Paragraph 5

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=6851643&loc=d3e12201-110248

+ Details

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- Definition

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

+ References

No definition available.

+ Details

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