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Loans Payable (Summary of Loans Payable) (Details) - USD ($)
Jun. 30, 2015
Jun. 30, 2014
Dec. 13, 2013
Debt Instrument [Line Items]      
Loans payable $ 24,091,000 $ 15,000,000  
Line of Credit | Term Loan Agreement (DB Line)      
Debt Instrument [Line Items]      
Debt issue amount 15,000,000   $ 30,000,000
Loans payable 0 15,000,000  
Line of Credit | Line Of Credit Promissory Note      
Debt Instrument [Line Items]      
Debt issue amount 20,000,000    
Loans payable 19,516,000 0  
Line of Credit | Line of Credit Grid Note      
Debt Instrument [Line Items]      
Debt issue amount 10,000,000    
Loans payable 3,000,000 0  
Unsecured Debt | Unsecured Demand Loan      
Debt Instrument [Line Items]      
Debt instrument, face amount 1,575,000    
Loans payable $ 1,575,000 $ 0