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Consolidated Balance Sheets (Phantom Facts) - USD ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019
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Statement of Financial Position [Abstract] |  |
Other Investments and Securities, at Cost | $ 0 | $ 9,405
Mortgage loans held for investment (includes $6,264 and $8,857 at fair value, respectively); see Note 3 | $ 6,264 | $ 0

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