ACCOUNTS RECEIVABLE (Details) (USD $)	3 Months Ended
	Nov. 29, 2011	May 31, 2011
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts and notes receivable - current, gross	$ 7,275,000	$ 7,531,000
Past due days for franchise fee revenue not recognized	60 days past due
Unearned income for franchise fees	1,500,000	1,200,000
Due for third-party gift card sales	1,300,000	1,300,000
Due from our distributor for purchases of lobster	900,000	700,000
Amounts due relating to insurance claims	500,000	1,200,000
Rebates Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts and notes receivable - current, gross	862,000	1,055,000
Amounts Due from Franchisees [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts and notes receivable - current, gross	2,597,000	2,506,000
Other Receivables [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts and notes receivable - current, gross	$ 3,816,000	$ 3,970,000