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Note 1 - Organization, Basis of Presentation and Summary of Significant Accounting Policies (Tables)

3 Months Ended

Aug. 25, 2013

Accounting Policies [Abstract]

Schedule of Effect of Significant Unobservable Inputs for Investement [Table Text Block]

		At August 25, 2013					At May 26, 2013
Revenue growth rates			3%	to	6%			3%	to	9%
Expense growth rates			3%	to	25%			3%	to	8%
Income tax rates				15%					15%
Discount rates			16%	to	22%			18%	to	28%

Schedule of Sensitivity Analysis of Fair Value, Transferor's Interests in Transferred Financial Assets [Table Text Block]

		Impact on value of Windset investment as of August 25, 2013
10% increase in revenue growth rates		$	1,700
10% increase in expense growth rates		$	(1,500	)
10% increase in income tax rates		$	(100	)
10% increase in discount rates		$	(1,500	)

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]

		Fair Value at August 25, 2013												Fair Value at May 26, 2013
Assets:		Level 1				Level 2				Level 3				Level 1				Level 2				Level 3
Marketable securities		$	1,297			$	-			$	-			$	1,545			$	-			$	-
Investment in private company			-				-				35,000				-				-				29,600
Total		$	1,297			$	-			$	35,000			$	1,545			$	-			$	29,600

Liabilities:
Interest rate swap			-				123				-				-				163				-
Total		$	-			$	123			$	-			$	-			$	163			$	-