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Loans Payable (Unsecured Demand Loans) (Details) - USD ($)
12 Months Ended
Jun. 01, 2015
Mar. 16, 2015
Nov. 25, 2014
Jun. 30, 2016
Jun. 30, 2015
Debt Instrument [Line Items]          
Sale of Class C Convertible Redeemable Preferred Stock       $ 0 $ 10,000,000
Long-term debt       28,712,000 $ 24,091,000
Unsecured Debt          
Debt Instrument [Line Items]          
Proceeds from issuance of unsecured debt       13,575,000  
Proceeds used to pay all accrued and unpaid interest on loans   $ 798,000      
Unsecured Debt | December 19, 2014          
Debt Instrument [Line Items]          
Proceeds from issuance of unsecured debt       2,000,000  
Unsecured Debt | January 14, 2015          
Debt Instrument [Line Items]          
Proceeds from issuance of unsecured debt       2,000,000  
Unsecured Debt | January 30, 2015          
Debt Instrument [Line Items]          
Proceeds from issuance of unsecured debt       2,000,000  
Unsecured Debt | February 13, 2015          
Debt Instrument [Line Items]          
Proceeds from issuance of unsecured debt       750,000  
Unsecured Debt | February 26, 2015          
Debt Instrument [Line Items]          
Proceeds from issuance of unsecured debt       1,000,000  
Unsecured Debt | March 2, 2015          
Debt Instrument [Line Items]          
Proceeds from issuance of unsecured debt       1,000,000  
Unsecured Debt | March 16, 2015          
Debt Instrument [Line Items]          
Proceeds from issuance of unsecured debt       3,000,000  
Unsecured Debt | April 20, 2015          
Debt Instrument [Line Items]          
Proceeds from issuance of unsecured debt       1,000,000  
Unsecured Debt | May 5, 2015          
Debt Instrument [Line Items]          
Proceeds from issuance of unsecured debt       500,000  
Unsecured Debt | May 14, 2015          
Debt Instrument [Line Items]          
Proceeds from issuance of unsecured debt       325,000  
Unsecured Debt | Unsecured Demand Loan          
Debt Instrument [Line Items]          
Interest rate         12.00%
Long-term debt       0 $ 1,575,000
Outstanding principal amount       0 1,575,000
Interest expense       $ 1,000 $ 0
Series C Convertible Preferred Stock          
Debt Instrument [Line Items]          
Temporary equity, shares issued (in shares)       10,000 0
Series C Convertible Preferred Stock | Affiliated Entity | Securities Purchase Agreement          
Debt Instrument [Line Items]          
Temporary equity, shares issued (in shares)   7,000 3,000    
Sale of Class C Convertible Redeemable Preferred Stock   $ 7,000,000 $ 3,000,000    
Unsecured Debt          
Debt Instrument [Line Items]          
Extinguishment of debt $ 5,000,000 $ 7,000,000