Annual report pursuant to Section 13 and 15(d)

Secured Loans Receivable (Summary of Carrying-value of Secured Loans) (Details)

v3.7.0.1
Secured Loans Receivable (Summary of Carrying-value of Secured Loans) (Details) - USD ($)
$ in Thousands
Jun. 30, 2017
Jun. 30, 2016
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Secured loans (current and long-term) $ 91,238 $ 70,504
Secured loans originated by company and with related party [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Secured loans (current and long-term) 30,864 37,650
Secured loans originated    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Secured loans (current and long-term) 30,864 36,280
Secured loans originated - with a related party    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Secured loans (current and long-term) 0 1,370
Secured loans acquired    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Secured loans (current and long-term) $ 60,374 $ 32,854