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Note 1 - Organization, Basis of Presentation, and Summary of Significant Accounting Policies (Details) - Significant Unobservable Inputs Used in Discounted Cash Flow Models
3 Months Ended 12 Months Ended
Aug. 31, 2014
May 25, 2014
Note 1 - Organization, Basis of Presentation, and Summary of Significant Accounting Policies (Details) - Significant Unobservable Inputs Used in Discounted Cash Flow Models [Line Items]    
Revenue growth rates 4.00% 4.00%
Expense growth rates 4.00% 4.00%
Income tax rates 15.00% 15.00%
Minimum [Member]
   
Note 1 - Organization, Basis of Presentation, and Summary of Significant Accounting Policies (Details) - Significant Unobservable Inputs Used in Discounted Cash Flow Models [Line Items]    
Discount rates 16.00% 16.00%
Maximum [Member]
   
Note 1 - Organization, Basis of Presentation, and Summary of Significant Accounting Policies (Details) - Significant Unobservable Inputs Used in Discounted Cash Flow Models [Line Items]    
Discount rates 22.00% 22.00%