Leases (Annual Future Lease Commitments) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
May 25, 2014	May 26, 2013
Leases [Abstract]
Capital lease, 2014	$ 5.6
Capital lease, 2015	5.7
Capital lease, 2016	5.8
Capital lease, 2017	6.0
Capital lease, 2018	6.0
Capital lease, Thereafter	56.6
Capital lease, Total future lease commitments	85.7
Capital lease, Less imputed interest (at 6.5%)	(31.4)
Capital lease, Present value of future lease commitments	54.3
Capital lease, Less current maturities	(2.3)
Obligations under capital leases, net of current installments	52.0	52.5
Operating lease, 2014	204.7
Operating lease, 2015	192.9
Operating lease, 2016	175.1
Operating lease, 2017	155.4
Operating lease, 2018	130.5
Operating lease, Thereafter	375.2
Operating lease, Total future lease commitments	$ 1,233.8
Capital lease, imputed interest (percentage)	6.50%

Capital lease imputed interest rate.

No definition available.

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Amount of capital lease obligation due within one year or the normal operating cycle, if longer.

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-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

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Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal, through the balance sheet date and due to be paid more than one year (or one operating cycle, if longer) after the balance sheet date.

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Amount of minimum lease payments for capital leases.

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Amount of minimum lease payments for capital leases due in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of minimum lease payments for capital leases due in the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of minimum lease payments for capital leases due in the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of minimum lease payments for capital leases due in the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of minimum lease payments for capital leases due in the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of minimum lease payments for capital leases due after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount necessary to reduce net minimum lease payments to present value for capital leases.

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Present value of minimum lease payments for capital leases net of executory costs, including amounts paid by the lessee to the lessor for insurance, maintenance and taxes.

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Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year.

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