Stock-Based Compensation (Details 5) - 6 months ended Jun. 30, 2015 - $ / shares	Total
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Document Period End Date	Jun. 30, 2015
Share Based Compensation Arrangement By Share Based Payment Award Stock Bonus And Restricted Stock Grants In Period	21,360
Share Based Compensation Arrangement By Share Based Payment Award Stock Bonus And Restricted Stock Grants In Period Weighted Average Grant Date Fair Value	$ 7.49

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