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Note 8 (Details Textual) - Jun. 30, 2015 - USD ($)
Total
Total
Employee Stock Option [Member]    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross   0
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number 0 0
Restricted Stock [Member] | Minimum [Member]    
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period 3 years  
Restricted Stock [Member] | Maximum [Member]    
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period 5 years  
Restricted Stock [Member]    
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding, Number 87,318 87,318
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized $ 108,000 $ 108,000
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition 1 year 182 days  
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized 2,155,028 2,155,028