Fair Value Measurements - Schedule of Fair Value of Assets and Liabilities (Details) - USD ($) $ in Thousands	Mar. 31, 2026	Dec. 31, 2025
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans receivable, at fair value	$ 619,721	$ 372,276
Real estate securities, at fair value	102,051	103,668
Total	721,772	475,944
Repurchase agreements, at fair value	512,402	292,032
Total	512,402	292,032
Level 1
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans receivable, at fair value	0	0
Real estate securities, at fair value	0	0
Total	0	0
Repurchase agreements, at fair value	0	0
Total	0	0
Level 2
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans receivable, at fair value	0	0
Real estate securities, at fair value	102,051	103,668
Total	102,051	103,668
Repurchase agreements, at fair value	0	0
Total	0	0
Level 3
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans receivable, at fair value	619,721	372,276
Real estate securities, at fair value	0	0
Total	619,721	372,276
Repurchase agreements, at fair value	512,402	292,032
Total	$ 512,402	$ 292,032

Fair value portion of asset recognized for present right to economic benefit.

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Fair value of financial and nonfinancial obligations.

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Fair value portion of loan receivable, including, but not limited to, mortgage loans held for investment, finance receivables held for investment, policy loans on insurance contracts.

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Fair value portion of securities that an entity sells and agrees to repurchase at a specified date for a specified price.

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