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CONSUMER LOANS RECEIVABLE - Aging of consumer loans receivable (Details) - Consumer - USD ($) $ in Thousands | Sep. 30, 2025 | Dec. 31, 2024 | Dec. 31, 2023
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Past due consumer loans: |  |  |
Consumer loans receivable | $ 192,301 | $ 177,289 | $ 159,738
Total consumer loans receivable (as a percent) | 100.00% | 100.00% |
Financial Asset, Past Due |  |  |
Past due consumer loans: |  |  |
Consumer loans receivable | $ 5,094 | $ 5,893 |
Consumer loans receivable past due (Percent) | 2.70% | 3.40% |
31 - 60 days past due |  |  |
Past due consumer loans: |  |  |
Consumer loans receivable | $ 1,468 | $ 2,014 |
Consumer loans receivable past due (Percent) | 0.80% | 1.10% |
61 - 90 days past due |  |  |
Past due consumer loans: |  |  |
Consumer loans receivable | $ 175 | $ 297 |
Consumer loans receivable past due (Percent) | 0.10% | 0.20% |
91 - 120 days past due |  |  |
Past due consumer loans: |  |  |
Consumer loans receivable | $ 320 | $ 462 |
Consumer loans receivable past due (Percent) | 0.20% | 0.30% |
Greater than 120 days past due |  |  |
Past due consumer loans: |  |  |
Consumer loans receivable | $ 3,131 | $ 3,120 |
Consumer loans receivable past due (Percent) | 1.60% | 1.80% |

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