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Investments (Details) - USD ($) | 1 Months Ended | 3 Months Ended | 76 Months Ended |
--- | --- | --- | --- | ---
Dec. 31, 2018 | Mar. 31, 2025 | Mar. 31, 2024 | Mar. 31, 2025 | Dec. 31, 2024
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
(Gains) losses from equity method investments |  | $ (294,000) | $ 277,000 |  |
Investment |  | 54,572,000 |  | $ 54,572,000 | $ 53,563,000
Autotech Ventures |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Investment commitment | $ 10,000,000 |  |  |  |
Contribution expected period | 10 years |  |  |  |
Payments to acquire equity method investments |  | 0 | 0 | $ 8,950,000 |
Distributions received |  | $ 0 | 0 |  |
Equity method investment, ownership percentage |  | 6.70% |  | 6.70% |
(Gains) losses from equity method investments |  | $ (294,000) | $ 277,000 |  |
Investment |  | $ 8,024,000 |  | $ 8,024,000 | $ 7,730,000

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