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Fair Valaue of Financial Instruments - Schedule of Fair Value Assets and Liabilities Measured on a Recurring and Nonrecurring Basis (Details) - Fair Value Measurements Recurring Basis - USD ($) $ in Millions | May. 30, 2015 | May. 31, 2014
--- | --- | ---
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis |  |
Total | $ 14.3 | $ 17.6
Total | 0.2 | 0.1
Quoted Prices With Other Observable Inputs (Level 2) |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis |  |
Foreign currency forward contracts | 0.7 | 0.2
Deferred compensation plan | 7.9 | 6.3
Asset-Backed Securities | Quoted Prices With Other Observable Inputs (Level 2) |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis |  |
Available-for-sale marketable securities | 0.2 | 0.4
Corporate Debt Securities | Quoted Prices With Other Observable Inputs (Level 2) |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis |  |
Available-for-sale marketable securities | 0.6 | 1.2
Government Obligations | Quoted Prices With Other Observable Inputs (Level 2) |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis |  |
Available-for-sale marketable securities | 0.5 | 7.9
Mortgage-Backed Securities | Quoted Prices With Other Observable Inputs (Level 2) |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis |  |
Available-for-sale marketable securities | 4.4 | 1.6
Foreign Exchange Forward | Quoted Prices With Other Observable Inputs (Level 2) |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis |  |
Foreign currency forward contracts | $ 0.2 | $ 0.1

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