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Commitments and Contingencies (Tables) | 6 Months Ended
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Nov. 30, 2013
Commitments and Contingencies Disclosure [Abstract] |
Schedule of Product Warranty Liability [Table Text Block] | These reserves are adjusted once an issue is identified and the actual cost of correction becomes known or can be estimated.
(In millions) | Three Months Ended |  | Six Months Ended
| November 30, 2013 |  | December 1, 2012 |  | November 30, 2013 |  | December 1, 2012
Accrual Balance — beginning | $ | 24.6 |  |  | $ | 23.6 |  |  | $ | 24.8 |  |  | $ | 22.2 |
Accrual for warranty matters | 5.4 |  |  | 4.6 |  |  | 10.3 |  |  | 11.4 |
Settlements and adjustments | (5.2 | ) |  | (4.8 | ) |  | (10.3 | ) |  | (10.2 | )
Accrual Balance — ending | $ | 24.8 |  |  | $ | 23.4 |  |  | $ | 24.8 |  |  | $ | 23.4 |

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- Definition Tabular disclosure of the changes in the guarantor's aggregate product warranty liability, including the beginning balance of the aggregate product warranty liability, the aggregate reductions in that liability for payments made (in cash or in kind) under the warranty, the aggregate changes in the liability for accruals related to product warranties issued during the reporting period, the aggregate changes in the liability for accruals related to preexisting warranties (including adjustments related to changes in estimates), and the ending balance of the aggregate product warranty liability. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=6398077&loc=d3e12565-110249 + Details
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