v3.26.1
Equity Securities at Fair Value (Details) - USD ($)
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Dec. 31, 2025
Investments, Debt and Equity Securities [Abstract]      
Equity securities $ 5,638,000   $ 6,802,000
Change in fair value of equity securities (1,164,000) $ 308,000  
Proceeds from sale of equity securities $ 0 $ 0