Goodwill and Other Identifiable Intangible Assets (Details) (USD $) In Millions, unless otherwise specified	6 Months Ended
Nov. 27, 2011	May 29, 2011
Change in the carrying amount of goodwill
Goodwill, Beginning Balance	$ 3,609.4
Foreign currency translation	(6.9)
Goodwill, Ending Balance	3,602.5
Other identifiable intangible assets
Non-amortizing intangible assets, gross carrying amount	828.7	771.2
Non-amortizing intangible assets, accumulated amortization	0	0
Amortizing intangible assets, gross carrying amount	214.1	213.9
Amortizing intangible assets, accumulated amortization	58.1	48.8
Intangible assets, gross carrying amount	1,042.8	985.1
Consumer Foods [Member]
Change in the carrying amount of goodwill
Goodwill, Beginning Balance	3,479.7
Foreign currency translation	(6.3)
Goodwill, Ending Balance	3,473.4
Commercial Foods [Member]
Change in the carrying amount of goodwill
Goodwill, Beginning Balance	129.7
Foreign currency translation	(0.6)
Goodwill, Ending Balance	$ 129.1

Carrying amount as of the balance sheet date, which is the cumulative amount paid and (if applicable) the fair value of any noncontrolling interest in the acquiree, adjusted for any amortization recognized prior to the adoption of any changes in generally accepted accounting principles (as applicable) and for any impairment charges, in excess of the fair value of net assets acquired in one or more business combination transactions.

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-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

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+ Details

- Definition

The increase (decrease) in the recorded value of goodwill for foreign currency translation adjustments and purchase accounting adjustments needed to revise the carrying amount of goodwill to fair value.

+ References

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 142

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

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Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

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+ Details