Loan Portfolio - Schedule of Loans Receivable Held for sale and Loans Receivable Sold (Details) - USD ($) $ in Thousands |
1 Months Ended | 6 Months Ended | 9 Months Ended | 12 Months Ended | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Jul. 31, 2026 |
Jun. 30, 2026 |
Jun. 30, 2026 |
Sep. 30, 2026 |
Sep. 30, 2025 |
Dec. 31, 2025 |
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| Schedule Of Loans Receivables Past Due [Line Items] | |||||||||||||||
| Loan Commitment | [1] | $ 358,910 | |||||||||||||
| Unpaid principal balance | $ 71,300 | ||||||||||||||
| Loans Receivable Sold Unpaid Principal Balance Before Principal Charge-Off | [1] | 331,542 | |||||||||||||
| Carrying Value Before Principal Charge-Off and Specific CECL Reserves | [1] | 331,589 | |||||||||||||
| Principal Charge-Off | [1] | (71,264) | |||||||||||||
| Net Sale Proceeds | 260,325 | [1] | $ 304,004 | ||||||||||||
| Risk Rating Five | |||||||||||||||
| Schedule Of Loans Receivables Past Due [Line Items] | |||||||||||||||
| Principal Charge-Off | $ (17,800) | $ (39,100) | |||||||||||||
| Hospitality | Risk Rating 4 | CA | |||||||||||||||
| Schedule Of Loans Receivables Past Due [Line Items] | |||||||||||||||
| Loan Commitment | [2],[3] | 235,000 | |||||||||||||
| Loans Receivable Sold Unpaid Principal Balance Before Principal Charge-Off | [2],[3] | 220,000 | |||||||||||||
| Carrying Value Before Principal Charge-Off and Specific CECL Reserves | [2],[3] | 220,326 | |||||||||||||
| Principal Charge-Off | [2],[3] | (29,855) | |||||||||||||
| Net Sale Proceeds | [2],[3] | 190,471 | |||||||||||||
| Office | CA | |||||||||||||||
| Schedule Of Loans Receivables Past Due [Line Items] | |||||||||||||||
| Net Sale Proceeds | $ 70,700 | ||||||||||||||
| Office | Risk Rating Five | CA | |||||||||||||||
| Schedule Of Loans Receivables Past Due [Line Items] | |||||||||||||||
| Loan Commitment | [3],[4] | 123,910 | |||||||||||||
| Loans Receivable Sold Unpaid Principal Balance Before Principal Charge-Off | [3],[4] | 111,542 | |||||||||||||
| Carrying Value Before Principal Charge-Off and Specific CECL Reserves | [3],[4] | 111,263 | |||||||||||||
| Principal Charge-Off | [3],[4] | (41,409) | |||||||||||||
| Net Sale Proceeds | [3],[4] | $ 69,854 | |||||||||||||
| Multifamily | |||||||||||||||
| Schedule Of Loans Receivables Past Due [Line Items] | |||||||||||||||
| Unpaid principal balance | $ 75,600 | ||||||||||||||
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