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Stock Based Compensation (Details) - Jun. 30, 2015 - USD ($)
Total
Stock-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Stock-based compensation, shares granted options to purchase (in shares) 32,000
Exercise price of stock options granted (in dollars per share) $ 4.15
Percentage of shares vested on first anniversary of the grant date (in hundredths) 30.00%
Percentage of shares vested on second anniversary of the grant date (in hundredths) 30.00%
Percentage of shares vested on third anniversary of the grant date (in hundredths) 40.00%
Stock option, expiration date Mar. 12, 2020
Restricted shares granted (in shares) 37,296
Stock Issued During Period, Value, Restricted Stock Award, Gross $ 160,000
Unrecognized compensation expense $ 73,000,000
Grant date fair value $ 1.03