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Restructuring Charges (Details) (USD $)
In Millions, unless otherwise specified
1 Months Ended 12 Months Ended
May 31, 2012
employee
May 31, 2014
Jun. 01, 2013
Jun. 02, 2012
Restructuring and Related Activities [Abstract]        
Impairment charges   $ 21.4 $ 3.8 $ 3.8
Restructuring expenses   1.1    
Impairment of Long-Lived Assets Held-for-use   $ 4.0   $ 1.4
Restructuring and Related Cost, Number of Positions Eliminated 70