DERIVATIVE INSTRUMENTS - Summary of Swaptions Outstanding (Details) - Interest Rate Swaption, Receive - USD ($) $ in Thousands |
6 Months Ended | 12 Months Ended |
|---|---|---|
Jun. 30, 2026 |
Dec. 31, 2025 |
|
| Notional - Long Positions | ||
| Derivative [Line Items] | ||
| Current Underlying Notional | $ 830,000 | $ 830,000 |
| Weighted Average Underlying Fixed Rate | 3.54% | 3.54% |
| Weighted Average Years to Maturity | 7 years 5 months 12 days | 7 years 11 months 8 days |
| Weighted Average Months to Expiration | 5 months 9 days | 11 months 8 days |
| Notional - Short Positions | ||
| Derivative [Line Items] | ||
| Current Underlying Notional | $ 1,800,000 | $ 1,800,000 |
| Weighted Average Underlying Fixed Rate | 3.23% | 3.23% |
| Weighted Average Years to Maturity | 3 years 5 months 8 days | 3 years 11 months 8 days |
| Weighted Average Months to Expiration | 5 months 9 days | 11 months 8 days |