Secured Loans Receivable - Schedule of Classes for Financing Receivables (Details) - USD ($) $ in Thousands |
Jun. 30, 2025 |
Jun. 30, 2024 |
|---|---|---|
| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||
| Secured loans | $ 94,037 | $ 113,067 |
| Secured loan, percentage | 100.00% | 100.00% |
| Bullion | ||
| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||
| Secured loans | $ 54,843 | $ 64,764 |
| Secured loan, percentage | 58.30% | 57.30% |
| Numismatic and Semi-numismatic | ||
| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||
| Secured loans | $ 32,439 | $ 42,588 |
| Secured loan, percentage | 34.50% | 37.70% |
| Graded Sports Cards | ||
| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||
| Secured loans | $ 6,755 | $ 5,715 |
| Secured loan, percentage | 7.20% | 5.00% |