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Fair Value Measurements - Fair Value Hierarchy (Details) - Fair Value, Inputs, Level 2 - Fair Value, Measurements, Recurring - USD ($) $ in Millions | Aug. 29, 2015 | May. 30, 2015
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Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis |  |
Deferred Compensation Plan Fair Value Disclosure | $ 8.0 | $ 7.9
Assets, Fair Value Disclosure | 14.3 | 14.3
Financial and Nonfinancial Liabilities, Fair Value Disclosure | 0.6 | 0.2
Foreign Exchange Forward |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis |  |
Foreign Currency Contract, Asset, Fair Value Disclosure | 0.6 | 0.7
Foreign Currency Contracts, Liability, Fair Value Disclosure | 0.6 | 0.2
Asset-backed securities |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis |  |
Available-for-sale marketable securities | 0.2 | 0.2
Corporate Debt Securities |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis |  |
Available-for-sale marketable securities | 0.6 | 0.6
US Treasury and Government |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis |  |
Available-for-sale marketable securities | 4.4 | 4.4
Collateralized Mortgage Backed Securities |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis |  |
Available-for-sale marketable securities | $ 0.5 | $ 0.5

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