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Stockholders' (Deficit) Equity (Series A Convertible Redeemable Preferred Stock) (Details) - Preferred Class A - $ / shares
Sep. 16, 2013
Jun. 30, 2016
Jun. 30, 2015
Class of Stock [Line Items]      
Preferred stock, shares authorized (in shares) 100,000    
Preferred stock, par value (in dollars per share) $ 1,000    
Quarterly dividend rate (as a percent) 7.00%    
Redemption price (in dollars per share) $ 23    
Preferred stock anniversary period 42 months    
Share price (in dollars per share) $ 80    
Voting percentage required to create, issue or amend preferred stock 51.00%    
Temporary equity, shares outstanding (in shares)   0 0
Upon Change in Control      
Class of Stock [Line Items]      
Preferred stock anniversary period 42 months    
Year One      
Class of Stock [Line Items]      
Preferred stock conversion percentage 8.00%    
Year One | Upon Change in Control      
Class of Stock [Line Items]      
Preferred stock conversion percentage 8.00%    
Year Two      
Class of Stock [Line Items]      
Preferred stock conversion percentage 6.00%    
Year Two | Upon Change in Control      
Class of Stock [Line Items]      
Preferred stock conversion percentage 6.00%    
Year Three      
Class of Stock [Line Items]      
Preferred stock conversion percentage 4.00%    
Year Three | Upon Change in Control      
Class of Stock [Line Items]      
Preferred stock conversion percentage 4.00%    
After Year Three, Before Forty Two Months      
Class of Stock [Line Items]      
Preferred stock conversion percentage 2.00%    
After Year Three, Before Forty Two Months | Upon Change in Control      
Class of Stock [Line Items]      
Preferred stock conversion percentage 2.00%    
After Forty Two Months      
Class of Stock [Line Items]      
Preferred stock conversion percentage 0.00%    
After Forty Two Months | Upon Change in Control      
Class of Stock [Line Items]      
Preferred stock conversion percentage 0.00%    
Maximum      
Class of Stock [Line Items]      
Percent of proceeds, which no convertible stock premium is due 33.00%