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Other Accrued Expenses (Detail) (USD $)
May 30, 2014
May 31, 2013
Other Liabilities Disclosure [Abstract]    
Accrued payroll $ 956,839 $ 463,967
Self insurance liability 1,349,181 1,315,853
Accrued vacation 1,465,871 1,419,726
Other accrued expenses 2,181,280 2,227,471
Accrued expenses $ 5,953,171 $ 5,427,017