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Finance Receivables (Details - Amortized Cost Basis) - USD ($) $ in Thousands | Dec. 31, 2024 | Dec. 31, 2023
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Financing Receivable, Past Due [Line Items] |  |
Amortized cost basis | $ 5,420 | $ 27,553
Vintage Pool 2015 [Member] |  |
Financing Receivable, Past Due [Line Items] |  |
Amortized cost basis | 294 | 2,158
Vintage Pool 2016 [Member] |  |
Financing Receivable, Past Due [Line Items] |  |
Amortized cost basis | 1,336 | 7,673
Vintage Pool 2017 [Member] |  |
Financing Receivable, Past Due [Line Items] |  |
Amortized cost basis | $ 3,790 | $ 17,722

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