Goodwill and Indefinite-lived Intangibles (Details) (USD $) In Millions, unless otherwise specified	6 Months Ended
Nov. 29, 2014
Goodwill [Roll Forward]
Goodwill, beginning	$ 228.2us-gaap_Goodwill
Foreign currency translation adjustments	(0.5)us-gaap_GoodwillTranslationAdjustments
DWR acquisition	76.2us-gaap_GoodwillAcquiredDuringPeriod
Goodwill, ending	303.9us-gaap_Goodwill
Indefinite-lived Intangible Assets [Roll Forward]
Indefinite-Lived Intangible Assets (Excluding Goodwill), beginning	40.9
Foreign currency translation adjustments	0
Trade Names and Trademarks	55.1
Indefinite-Lived Intangible Assets (Excluding Goodwill), ending	96.0
Rollforward of Goodwill and Indefinite-lived Intangible Assets [Roll Forward]
Goodwill and indefinite-lived intangibles, beginning	269.1
Foreign currency translation adjustments	(0.5)
DWR acquisition	131.3
Goodwill and indefinite-lived intangibles, ending	$ 399.9

Goodwill And Indefinite Lived Intangible Assets, Acquired During the Period

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- Definition

The change during the reporting period in the carrying value of Goodwill and indefinite-lived intangible assets.

+ References

No definition available.

+ Details

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- Definition

Goodwill And Other Non Amortizable Intangibles.

+ References

No definition available.

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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

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-Publisher FASB

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-SubTopic 20

-Section 45

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266

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- Definition

Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

+ References

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

-Publisher FASB

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-SubTopic 20

-Section 50

-Paragraph 1

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- Definition

Amount of increase (decrease) from foreign currency translation adjustments 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

-Subparagraph (f)

-URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267

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- Definition

Amount of increase in assets, excluding financial assets and goodwill, lacking physical substance with an indefinite life, resulting from a business combination.

+ References

No definition available.

+ Details

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- Definition

Amount of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit.

+ 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 (b)

-URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275

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Amount of increase (decrease) of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit, from foreign currency translation adjustments.

+ References

No definition available.

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