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Note 1 - Organization, Basis of Presentation and Summary of Significant Accounting Policies (Details) - Sensitiviy to Changes in Inputs and Assumptions Used in Discounted Cash Flow Models (USD $)
In Thousands, unless otherwise specified
May 26, 2013
Sensitiviy to Changes in Inputs and Assumptions Used in Discounted Cash Flow Models [Abstract]  
10% increase in revenue growth rates $ 1,700
10% increase in expense growth rates (1,400)
10% increase in income tax rates (100)
10% increase in discount rates $ (900)