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Debt (Details) - Convertible Debt | 3 Months Ended | 9 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Sep. 30, 2024 USD ($) day $ / shares | Jun. 30, 2024 day | Sep. 30, 2023 USD ($) | Sep. 30, 2024 USD ($) $ / shares | Sep. 30, 2023 USD ($) | Dec. 31, 2023 USD ($) | Jan. 11, 2021 USD ($) | May 04, 2020 USD ($)
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Convertible notes, conversion price (in dollars per share) | $ / shares | $ 14.75 |  |  | $ 14.75 |  |  |  |
2028 Convertible Notes |  |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Debt instrument, face amount |  |  |  |  |  |  | $ 345,000,000 |
Stated interest rate (as a percent) | 0.25% |  |  | 0.25% |  | 0.25% | 0.25% |
Interest expense, contractual coupon interest | $ 200,000 |  | $ 200,000 | $ 600,000 | $ 600,000 |  |  |
Interest expense, accretion of debt discount | 400,000 |  | 400,000 | 1,100,000 | 1,100,000 |  |  |
Interest expense, amortization of debt issuance costs | 8,500 |  | 8,500 | $ 26,000 | 26,000 |  |  |
Effective interest rate on convertible notes (as a percent) |  |  |  | 0.70% |  |  |  |
2028 Convertible Notes | Level 2 |  |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Estimated fair value of debt | $ 285,900,000 |  |  | $ 285,900,000 |  | $ 262,400,000 |  |
2028 Convertible Notes | Debt Instrument, Redemption, Period One |  |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Conversion price on applicable trading day (as a percent) | 130.00% | 130.00% |  |  |  |  |  |
Threshold trading days (in days) | day | 20 | 20 |  |  |  |  |  |
Consecutive trading days (in days) | day | 30 | 30 |  |  |  |  |  |
2025 Convertible Notes |  |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Debt instrument, face amount |  |  |  |  |  |  |  | $ 201,300,000
Stated interest rate (as a percent) | 1.25% |  |  | 1.25% |  | 1.25% |  | 1.25%
Interest expense, contractual coupon interest | $ 600,000 |  | 600,000 | $ 1,900,000 | 1,900,000 |  |  |
Interest expense, accretion of debt discount | 300,000 |  | 300,000 | 900,000 | 900,000 |  |  |
Interest expense, amortization of debt issuance costs | 38,700 |  | $ 37,900 | $ 100,000 | $ 100,000 |  |  |
Effective interest rate on convertible notes (as a percent) |  |  |  | 1.96% |  |  |  |
2025 Convertible Notes | Level 2 |  |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Estimated fair value of debt | $ 196,200,000 |  |  | $ 196,200,000 |  | $ 197,300,000 |  |
2025 Convertible Notes | Debt Instrument, Redemption, Period One |  |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Conversion price on applicable trading day (as a percent) | 130.00% | 130.00% |  |  |  |  |  |
Threshold trading days (in days) | day | 20 | 20 |  |  |  |  |  |
Consecutive trading days (in days) | day | 30 | 30 |  |  |  |  |  |

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