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Marketable Equity Securities (Details 2) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2024
Sep. 30, 2023
Sep. 30, 2024
Sep. 30, 2023
Marketable Equity Securities        
Cost of marketable equity securities sold $ 0 $ 0 $ 0 $ 0
Realized (loss) gain on marketable equity securities sold 0 0 54 0
Proceeds from the sale of marketable equity securities sold 0 0 (54) 0
Net (loss) gain on marketable equity securities 110 (141) 420 (39)
Change in marketable equity securities at fair value $ 110 $ (141) $ 366 $ (39)