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Marketable Securities - Additional Information (Details) $ in Thousands | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2025 USD ($) Security | Dec. 31, 2024 USD ($) Security
Marketable Securities [Abstract] |  |
Number of available-for-sale debt securities, continuous unrealized loss position for less than 12 months | Security | 51 | 121
Aggregate fair value of available-for-sale debt securities, continuous unrealized loss position for less than 12 months | $ 143,300 | $ 342,100
Number of securities decline in market value for in an unrealized loss position | Security | 24 | 4
Aggregate fair value of available-for-sale debt securities, continuous unrealized loss position for greater than 12 months | $ 72,100 | $ 7,600
Number of available-for-sale debt securities, contractual maturity of less than 12 months | Security | 124 | 129
Fair value of available-for-sale debt securities, contractual maturity of less than 12 months | $ 392,700 | $ 368,500
Number of available-for-sale debt securities, contractual maturity of greater than 12 months | Security | 166 | 116
Fair value of available-for-sale debt securities, contractual maturity of greater than 12 months | $ 473,055 | $ 362,159
Available-for-sale securities, credit losses | $ 0 | $ 0

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