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Income Taxes - Additional Information (Detail) (USD $) In Millions, unless otherwise specified | 6 Months Ended
--- | ---
Nov. 30, 2013 | Dec. 01, 2012
Income Tax [Line Items] |  |
Effective income tax rate from continuing operation | 18.80% | 15.30%
Document Fiscal Year Focus | 2014 |
Federal statutory rate | 34.00% |
Effective Income Tax Rate Reconciliation, Other Adjustments, Percent | 7.60% |
Description of tax years open for examination in foreign tax jurisdictions | Our primary foreign tax jurisdictions are the Netherlands and Germany. We have tax years open in the Netherlands and Germany beginning in fiscal 2008. |
Cumulative positive earnings of foreign subsidiaries | $ 42.8 |
Liability for uncertain tax positions related to continuing operations, excluding interest and penalties |  | $ 0.4

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