LOANS AND CREDIT QUALITY (Purchases) (Details) - Consumer - U.S. Mainland Consumer - Dealer - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2026 |
Sep. 30, 2025 |
Sep. 30, 2026 |
Sep. 30, 2025 |
|
| Loans and Leases Receivable Disclosure [Line Items] | ||||
| Outstanding balance | $ 29,688 | $ 33,297 | $ 68,343 | $ 97,524 |
| Premium | 1,462 | 832 | 2,126 | 2,068 |
| Purchase price | $ 31,150 | $ 34,129 | $ 70,469 | $ 99,592 |