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Equity Incentive Plan (Details Textual) - Jun. 30, 2015 - Restricted Stock [Member] - USD ($)
Total
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Fair Value Inputs Forfeiture Rate 0.00%
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized $ 5,336,000
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition 3 years 3 months 18 days