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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
Aug. 31, 2014
Sensitiviy to Changes in Inputs and Assumptions Used in Discounted Cash Flow Models [Abstract]  
10% increase in revenue growth rates $ 4,000
10% increase in expense growth rates (3,300)
10% increase in discount rates $ (1,800)