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Note 13 - Related Party (Detail) (USD $)
3 Months Ended
Aug. 26, 2012
Aug. 28, 2011
Aug. 28, 2011
Revenue from Related Parties $ 771,000 $ 980,000  
Related Party Transaction, Due from (to) Related Party 268,000 323,000 323,000
Related Party Transaction, Amounts of Transaction 2,200,000   1,300,000
Accounts Payable, Related Parties 533,000 776,000 776,000
Beachside [Member]
     
Revenue from Related Parties $ 1,000,000   $ 1,100,000