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

v3.24.3
Secured Loans Receivable - Schedule of Financing Receivable Credit Quality Indicators (Details) - USD ($)
$ in Thousands
Sep. 30, 2024
Jun. 30, 2024
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Secured loans (current) $ 101,887 $ 113,067
Bullion and Numismatic and Semi-numismatic and Graded Sports Memorabilia    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Secured loans (current) $ 101,887 $ 113,067
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) $ 5,730 $ 11,870
Secured loans (current), percentage 5.60% 10.50%
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) $ 96,157 $ 101,197
Secured loans (current), percentage 94.40% 89.50%