Derivative Instruments, Information of ERIS SOFR Swap Futures (Details) - ERIS SOFR Swap Futures [Member] - USD ($) $ in Thousands |
Jun. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Derivative [Line Items] | ||
| Notional | $ 505 | $ 36 |
| 5 years [Member] | ||
| Derivative [Line Items] | ||
| Notional | 71 | |
| 7 years [Member] | ||
| Derivative [Line Items] | ||
| Notional | 410 | 36 |
| 10 years [Member] | ||
| Derivative [Line Items] | ||
| Notional | 24 | |
| Long Positions [Member] | ||
| Derivative [Line Items] | ||
| Notional | 0 | 0 |
| Long Positions [Member] | 5 years [Member] | ||
| Derivative [Line Items] | ||
| Notional | 0 | |
| Long Positions [Member] | 7 years [Member] | ||
| Derivative [Line Items] | ||
| Notional | 0 | 0 |
| Long Positions [Member] | 10 years [Member] | ||
| Derivative [Line Items] | ||
| Notional | 0 | |
| Short Positions [Member] | ||
| Derivative [Line Items] | ||
| Notional | 82,000 | 16,800 |
| Short Positions [Member] | 5 years [Member] | ||
| Derivative [Line Items] | ||
| Notional | 19,000 | |
| Short Positions [Member] | 7 years [Member] | ||
| Derivative [Line Items] | ||
| Notional | 59,400 | $ 16,800 |
| Short Positions [Member] | 10 years [Member] | ||
| Derivative [Line Items] | ||
| Notional | $ 3,600 |