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Loans Held for Investment, net - Narrative (Details) - USD ($) $ in Thousands	1 Months Ended
	Aug. 31, 2024	Sep. 30, 2024	Jul. 31, 2024	Dec. 31, 2023
Financing Receivable, Modified [Line Items]
Amortized cost		$ 557,226		$ 626,462
4
Financing Receivable, Modified [Line Items]
Amortized cost		144,168		$ 86,239
Dallas, TX \| Office
Financing Receivable, Modified [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
Financing Receivable, Modified [Line Items]
Amortized cost		43,511
Plano, Texas \| Office
Financing Receivable, Modified [Line Items]
Financing receivable, extended maturity period	2 years
Coupon rate	3.75%		4.75%
Plano, Texas \| Office \| 4
Financing Receivable, Modified [Line Items]
Amortized cost		$ 26,634