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GOODWILL AND OTHER IDENTIFIABLE INTANGIBLE ASSETS (Narrative) (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Aug. 30, 2015 | May 29, 2016 | May 31, 2015 | May 25, 2014
Indefinite-lived Intangible Assets [Line Items] |  |  |  |
Impairment, goodwill |  |  | $ 20.9 |
Goodwill |  | $ 4,533.8 | 4,544.6 | $ 4,548.6
Weighted average life in years of amortizing intangible assets |  | 16 years |  |
Recognized amortization expense |  | $ 36.7 | 28.8 | 28.9
Average amortization expense |  | 35.6 |  |
Amortization expense year one |  | 36.8 |  |
Amortization expense year five |  | 34.8 |  |
Finite-lived Intangible Assets Acquired | $ 92.8 |  |  |
Payments to Acquire Intangible Assets | $ 10.4 | $ 10.4 | 0.0 | 0.0
Acquired Finite-lived Intangible Asset, Remaining Cash Payment Period |  | 6 years |  |
Private Brands |  |  |  |
Indefinite-lived Intangible Assets [Line Items] |  |  |  |
Impairment, goodwill |  |  | 1,510.0 | 9.0
Impairment, intangible assets |  |  | 43.9 |
Consumer Foods |  |  |  |
Indefinite-lived Intangible Assets [Line Items] |  |  |  |
Impairment, goodwill |  |  | 20.9 |
Impairment, intangible assets |  |  | 4.8 |
Goodwill |  | $ 3,814.8 | 3,824.6 | 3,850.9
Commercial Foods |  |  |  |
Indefinite-lived Intangible Assets [Line Items] |  |  |  |
Impairment, goodwill |  |  | 0.0 |
Goodwill |  | 719.0 | 720.0 | 697.7
Corporate |  |  |  |
Indefinite-lived Intangible Assets [Line Items] |  |  |  |
Impairment of Intangible Assets (Excluding Goodwill) |  |  |  | 3.2
Trademarks | Consumer Foods |  |  |  |
Indefinite-lived Intangible Assets [Line Items] |  |  |  |
Impairment, intangible assets |  | $ 50.1 | $ 4.8 | $ 72.7

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- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16225-109274 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3602-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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- Definition Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during 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. + 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)(3) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266 + Details
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