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Investments in Debt Securities and Notes Receivable - Schedule (Details) - USD ($) $ in Thousands | Dec. 31, 2024 | Dec. 31, 2023
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Schedule of Held-to-maturity Securities [Line Items] |  |
Dividends and Interest Receivable | $ 6,375 | $ 10,042
Investments in debt securities and notes receivable | 1,550,950 | 904,769
Notes Receivable - Bridge Loans |  |
Schedule of Held-to-maturity Securities [Line Items] |  |
Notes Receivable - Bridge Loans | 1,244,575 | 594,727
NexPoint Preferred Stock |  |
Schedule of Held-to-maturity Securities [Line Items] |  |
Debt securities - Preferred Stock | $ 300,000 | $ 300,000

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