Income Taxes - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Aug. 31, 2013	Sep. 01, 2012	Jun. 01, 2013
Income Tax [Line Items]
Effective income tax rate from continuing operation	18.50%	22.20%
Federal statutory rate	34.00%
Description of tax years open for examination in foreign tax jurisdictions	Our primary foreign tax jurisdictions are Germany and the Netherlands. We have tax years open in Germany and the Netherlands beginning in fiscal 2008.
Cumulative positive earnings of foreign subsidiaries	$ 42.4
Liability for uncertain tax positions related to continuing operations, excluding interest and penalties			$ 0.40