Quarterly report pursuant to Section 13 or 15(d)

Financing Agreements (Note Payable) (Details)

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Financing Agreements (Note Payable) (Details) - USD ($)
3 Months Ended 6 Months Ended
Dec. 31, 2018
Dec. 31, 2018
Sep. 14, 2018
Debt Instrument [Line Items]      
Unamortized discount $ 3,400,000 $ 3,400,000  
Percentage of total expense recognized 31.00% 20.70%  
Senior Subordinated Notes      
Debt Instrument [Line Items]      
Weighted average effective interest rate (in percentage) 5.88% 5.88%  
Senior Subordinated Notes | Secured Senior Term Notes, Series 2018-1, Class A      
Debt Instrument [Line Items]      
Debt instrument, face amount     $ 72,000,000
Stated interest rate (in percentage)     4.98%
Senior Subordinated Notes | Secured Senior Term Notes, Series 2018-1, Class B      
Debt Instrument [Line Items]      
Debt instrument, face amount     $ 28,000,000
Stated interest rate (in percentage)     5.98%
Notes Receivable      
Debt Instrument [Line Items]      
Financing receivable $ 10,000,000 $ 10,000,000 $ 10,000,000
Variable Interest Entity, Primary Beneficiary      
Debt Instrument [Line Items]      
Financing receivable 10,000,000 10,000,000  
Notes payable 86,600,000 86,600,000  
Interest payable $ 234,000 234,000  
Debt instrument, aggregate interest rate (percentage) 5.26%    
Interest expense, notes payable $ 1,445,000 $ 1,699,000