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Stockholders' Equity (Series C Convertible Redeemable Preferred Stock) (Details) - Series C Convertible Redeemable Preferred Stock - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 9 Months Ended
Oct. 24, 2014
Mar. 31, 2016
Mar. 31, 2015
Mar. 31, 2016
Mar. 31, 2015
Jun. 30, 2015
Jun. 30, 2014
Class of Stock [Line Items]              
Temporary equity, shares authorized (in shares) 100,000 100,000   100,000   100,000 100,000
Temporary equity par value (in dollars per share) $ 1,000 $ 1,000   $ 1,000   $ 1,000 $ 1,000
Preferred stock, dividend rate, percentage 12.00%            
Number of days per year over which the dividend rate is computed 360 days            
Number of months per year over which the dividend rate is computed 12 months            
Number of days in each month over which the dividend rate is computed 30 days            
Redemption price per share (in dollars per share) $ 4.00            
Early redemption premium (as a percent) 6.00%            
Percent excluded from redemption fee 33.00%            
Conversion price excluded from redemption fee (in dollars per share) $ 5.00            
Accretion of dividends   $ 303 $ 99 $ 916 $ 164