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Debt (Tables) | 9 Months Ended
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Sep. 30, 2024
Debt Disclosure [Abstract] |
Schedule of Net Carrying Amount of Liability Components of Convertible Notes | The net carrying amount of the liability components of the Convertible Notes were as follows:
|  |  | As of September 30, |  | As of December 31,
|  |  | 2024 |  | 2023
2026 Convertible Notes: |  |  | (In thousands)
Principal |  |  | $ | 35,000 |  |  | $ | 175,000 |
Unamortized debt issuance costs |  |  | (248) |  |  | (1,891) |
2026 Convertible Notes net carrying amount |  |  | 34,752 |  |  | 173,109 |
2028 Convertible Notes: |  |  |  |  |
Principal |  |  | 250,000 |  |  | 250,000 |
Unamortized debt issuance costs |  |  | (3,780) |  |  | (4,583) |
2028 Convertible Notes net carrying amount |  |  | 246,220 |  |  | 245,417 |
Total net carrying amount |  |  | $ | 280,972 |  |  | $ | 418,526 |
Schedule of Interest Expense Recognized Related to Convertible Notes | The following table sets forth the interest expense recognized related to the Convertible Notes:
| Three months ended September 30, |  | Nine months ended September 30,
| 2024 |  | 2023 |  | 2024 |  | 2023
2026 Convertible Notes: | (In thousands)
Contractual interest expense | $ | 22 |  |  | $ | 109 |  |  | $ | 219 |  |  | $ | 356 |
Amortization of debt issuance costs | 44 |  |  | 217 |  |  | 377 |  |  | 723 |
Total interest expense related to the 2026 Convertible Notes | 66 |  |  | 326 |  |  | 596 |  |  | 1,079 |
2028 Convertible Notes: |  |  |  |  |  |  |
Contractual interest expense | 313 |  |  | 313 |  |  | 939 |  |  | 939 |
Amortization of debt issuance costs | 267 |  |  | 267 |  |  | 803 |  |  | 797 |
Total interest expense related to the 2028 Convertible Notes | 580 |  |  | 580 |  |  | 1,742 |  |  | 1,736 |
Total interest expense | $ | 646 |  |  | $ | 906 |  |  | $ | 2,338 |  |  | $ | 2,815 |
Schedule of Costs Incurred for Capped Calls Related to Convertible Notes | The following table sets forth key terms and costs incurred for the Capped Calls related to the Convertible Notes as of September 30, 2024:
| 2026 Convertible Notes |  | 2028 Convertible Notes
| (In thousands, except share and per share amounts)
Initial approximate strike price per share, subject to certain adjustments | $ | 91.03 |  |  | $ | 179.27 |
Initial cap price per share, subject to certain adjustments | $ | 137.40 |  |  | $ | 260.76 |
Net costs incurred | $ | 43,320 |  |  | $ | 25,500 |
Class A common stock covered, subject to anti-dilution adjustments | 384,500 |  |  | 1,394,525 |

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