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Income Taxes (Details) - USD ($)
$ in Millions
6 Months Ended
Nov. 28, 2015
Nov. 29, 2014
May. 30, 2015
Income Tax Disclosure [Abstract]      
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense $ 0.1 $ 0.1  
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued 0.9   $ 0.9
Liability for Uncertain Tax Positions, Current $ 1.8   $ 1.8