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Fair Value Measurements - Narrative (Details)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2025
USD ($)
security
Sep. 30, 2024
USD ($)
Sep. 30, 2025
USD ($)
security
Sep. 30, 2024
USD ($)
Dec. 31, 2024
security
Fair Value Disclosures [Abstract]          
Number of securities in net loss positions | security 21   21   11
Interest income | $ $ 0.9 $ 1.7 $ 3.5 $ 6.0