Investments - Additional Information (Details) - USD ($) $ in Millions |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2026 |
Sep. 30, 2025 |
Sep. 30, 2026 |
Sep. 30, 2025 |
|
| Investments, Debt and Equity Securities [Abstract] | ||||
| Proceeds from sale, maturity and collection of short-term investments | $ 8.7 | $ 12.4 | $ 21.4 | $ 154.7 |
| Debt securities, available-for-sale, realized gain | 0.1 | 0.0 | 0.1 | 0.2 |
| Debt securities, available-for-sale, realized loss | $ 0.0 | $ 0.0 | $ 0.0 | $ 0.1 |