Joint Venture Transactions (Details Textual) (USD $)	May 30, 2013	May 31, 2012
Corporate Joint Venture [Member]
Equity Method Investments	$ 2,713,000	$ 2,621,000
Hotel Joint Venture [Member]
Accounts Receivable	$ 1,770,000	$ 1,721,000

The amount of current assets reported by an equity method investment of the entity.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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Name:	us-gaap_EquityMethodInvestmentSummarizedFinancialInformationCurrentAssets
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant