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Income Taxes - Schedule of Unrecognized Ta Benefits, Interest, Penalties and Related Liability (Details) (USD $)
In Millions, unless otherwise specified
12 Months Ended
May 31, 2014
Jun. 01, 2013
Jun. 02, 2012
Income Tax Disclosure [Abstract]      
Interest and penalty expense $ 0.2 $ 0 $ 0
Liability for interest and penalties $ 0.6 $ 0.4