LOANS AND ALLOWANCE FOR CREDIT LOSSES - Summary of Allowance for Credit Losses, Off-balance Sheet (Details) - USD ($) |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Off-Balance Sheet, Credit Loss, Liability [Roll Forward] | ||||
| Balance, beginning of period | $ 18,500,000 | $ 18,000,000 | $ 18,000,000 | $ 18,000,000 |
| Day 1 allowance for credit losses - unfunded commitments | 0 | 0 | 500,000 | 0 |
| Balance, end of period | $ 18,500,000 | $ 18,000,000 | $ 18,500,000 | $ 18,000,000 |