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Commitments and Contingencies (Details) - USD ($) $ in Millions | 3 Months Ended |
--- | --- | ---
Aug. 29, 2015 | May. 30, 2015
Loss Contingencies [Line Items] |  |
Warranty Length | 12 years |
Necessary Maintenance And Repairs [Member] |  |
Loss Contingencies [Line Items] |  |
Loss Contingency, Range of Possible Loss, Minimum | $ 0.5 |
Loss Contingency, Range of Possible Loss, Maximum | 1.5 |
Accrued Liabilities [Member] | Necessary Maintenance And Repairs [Member] |  |
Loss Contingencies [Line Items] |  |
Loss Contingency Accrual | 1.2 | $ 1.2
Performance Guarantee |  |
Loss Contingencies [Line Items] |  |
Guarantor Obligations, Maximum Exposure, Undiscounted | 8.3 |
Guarantor Obligations, Current Carrying Value | 0.0 | 0.0
Financial Standby Letter of Credit |  |
Loss Contingencies [Line Items] |  |
Guarantor Obligations, Maximum Exposure, Undiscounted | 10.7 |
Guarantor Obligations, Current Carrying Value | $ 0.0 | $ 0.0
Minimum | Performance Guarantee |  |
Loss Contingencies [Line Items] |  |
Guarantor Obligations, Period | 1 year |
Maximum | Performance Guarantee |  |
Loss Contingencies [Line Items] |  |
Guarantor Obligations, Period | 3 years |

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