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Significant Accounting and Reporting Policies (Details) £ in Millions, $ in Millions | 12 Months Ended |
--- | --- | ---
May. 30, 2015 USD ($) | May. 31, 2014 USD ($) | Jun. 01, 2013 USD ($) | May. 30, 2015 GBP (£)
Accounting Policies [Abstract] |  |  |  |
Number of Weeks in Fiscal Year | 364 days | 364 days | 364 days |
Foreign Currency Transaction Gain (Loss), before Tax | $ 2.1 | $ 1.2 | $ 1.3 |
Cash Equivalents, at Carrying Value | 9.1 | 5.6 |  |
Long-term Purchase Commitment, Amount | 13.1 |  |  |
Indefinite-lived intangibles | 85.2 | 40.9 | 62.3 |
Impairment charges | 10.8 | 21.4 |  |
Assets Held-for-sale, Long Lived, Fair Value Disclosure | 4.2 |  |  |
Impairment of Long-Lived Assets Held-for-use |  | 4.0 |  |
Liability for Unpaid Claims and Claims Adjustment Expense, Net | 9.5 | 9.2 |  |
Research and Development Expense | 56.7 | 53.9 | 48.3 |
Royalty Expense | 14.7 | 12.0 | 11.6 |
Cooperative Advertising Program Expense | 1.0 | $ 2.0 | $ 2.0 |
Derivative Liability, Notional Amount | $ 34.7 |  |  |
Derivative Asset, Notional Amount | £ |  |  |  | £ 18.0

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