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Investments in Marketable Debt Securities, Available-for-Sale - Narrative (Details) $ in Millions | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2025 USD ($) security | Dec. 31, 2024
Investments, Debt and Equity Securities [Abstract] |  |
Weighted average contractual maturity | 5 years 9 months 18 days | 2 years 3 months 18 days
Available-for-sale, securities number of unrealized loss positions | security | 109 |
Available-for-sale, securities in unrealized loss positions, accumulated loss | $ | $ 1.1 |
Percentage of amortized cost | 0.40% |

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