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Investments (Details-1) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023
Equity Securities [Abstract] |  |  |
Equity securities | $ 22,591 | $ 23,119 |
Equity method investments: [Abstract] |  |  |
Equity method investments | 103,024 | 92,618 |
Other investments | 2,298 | 2,298 |
Total investments | 127,913 | 118,035 |
Proceeds from Sale, Maturity and Collection of Investments [Abstract] |  |  |
Proceeds from sale of investments | 4,497 | 2,554 | $ 995
Gain (loss) on sale of investments | 3,263 | 239 | $ (899)
ATC and ATC Holdco [Member] |  |  |
Equity method investments: [Abstract] |  |  |
Equity method investments | 102,985 | 92,579 |
Other Equity Method Investments [Member] |  |  |
Equity method investments: [Abstract] |  |  |
Equity method investments | $ 39 | $ 39 |

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