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Loans Held for Investment - Narrative (Details) - USD ($) $ in Thousands |  | 1 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Jan. 11, 2024 | Nov. 30, 2024 | Aug. 31, 2024 | Dec. 31, 2024 | Jul. 31, 2024 | Dec. 31, 2023
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Amortize cost |  |  |  | $ 609,916 |  | $ 626,462
4 |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Amortize cost |  |  |  | 144,161 |  | $ 86,239
Dallas, TX | Office |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Loan commitment, decrease from modification |  |  | $ 3,189 |  |  |
Proceeds from outstanding principal amount |  |  | $ 2,900 |  |  |
Financing receivable, extended maturity period |  |  | 2 years |  |  |
Dallas, TX | Office | 4 |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Amortize cost |  |  |  | 43,511 |  |
Plano, TX | Office |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Financing receivable, extended maturity period |  |  | 2 years |  |  |
Coupon rate |  |  | 3.75% |  | 4.75% |
Plano, TX | Office | 4 |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Amortize cost |  |  |  | 26,635 |  |
Office, Bellevue, WA | Office |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Financing receivable, extended maturity period |  | 90 days |  |  |  |
Office, Bellevue, WA | Office | 4 |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Amortize cost |  |  |  | 19,997 |  |
Office, Carlsbad, CA | Office |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Proceeds from outstanding principal amount |  | $ 1,100 |  |  |  |
Financing receivable, extended maturity period | 2 years |  |  |  |  |
Office, Carlsbad, CA | Office | 4 |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Amortize cost |  |  |  | $ 24,412 |  |

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