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Note 14 - Capital Structure and Stock-based Compensation (Details) - Assumptions Used to Estimate Fair Value of Grant - 12 months ended Jun. 30, 2015 - $ / shares
Total
Assumptions Used to Estimate Fair Value of Grant [Abstract]  
Risk free interest rate 1.60%
Option life (in years) 10 years
Dividend yield 7.04%
Volatility 32.68%
Fair value (in Dollars per share) $ 2.21