Quarterly report pursuant to Section 13 or 15(d)

Secured Loans Receivable - Schedule of Financing Receivable Credit Quality Indicators (Details)

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Secured Loans Receivable - Schedule of Financing Receivable Credit Quality Indicators (Details) - USD ($)
$ in Thousands
Dec. 31, 2021
Jun. 30, 2021
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Secured loans (current) [1] $ 126,303 $ 112,968
Bullion and Numismatic and Semi-numismatic and Graded Sports Memorabilia    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Secured loans (current) $ 126,303 $ 112,968
Secured loans (current), percentage 100.00% 100.00%
Loan-to-value of 75% or More | Bullion and Numismatic and Semi-numismatic and Graded Sports Memorabilia    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Secured loans (current) $ 58,791 $ 16,366
Secured loans (current), percentage 46.50% 14.50%
Loan-to-value of Less than 75% | Bullion and Numismatic and Semi-numismatic and Graded Sports Memorabilia    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Secured loans (current) $ 67,512 $ 96,602
Secured loans (current), percentage 53.50% 85.50%
[1] Includes amounts of the consolidated variable interest entity, which is presented separately in the table below.