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Stock Incentive Plans (Tables) | 6 Months Ended
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Jun. 30, 2025
Share-Based Payment Arrangement [Abstract] |
Share-Based Payment Arrangement, Option, Activity | The following table summarizes stock option activity during the six months ended June 30, 2025:
| Number of Shares |  | Weighted- Average Exercise Price
Stock options outstanding at December 31, 2024 | 3,409,912 |  |  | $ | 22.63 |
Granted | — |  |  | — |
Exercised | (241,611) |  |  | 16.87 |
Forfeited | (78,191) |  |  | 24.36 |
Expired | (334,398) |  |  | 41.76 |
Stock options outstanding at June 30, 2025 | 2,755,712 |  |  | 20.67 |
Stock options exercisable at June 30, 2025 | 1,873,207 |  |  | $ | 22.77 |
Share-Based Payment Arrangement, Restricted Stock Unit, Activity | The following table summarizes RSUs and PSUs activity during the six months ended June 30, 2025:
| Number of Shares |  | Weighted- Average Grant Date Fair Value
RSUs and PSUs outstanding at December 31, 2024 | 4,842,670 |  |  | $ | 15.38 |
RSUs granted | 1,354,743 |  |  | 19.34 |
RSUs vested | (1,289,812) |  |  | 15.39 |
RSUs forfeited | (566,696) |  |  | 14.10 |
PSUs granted | 252,405 |  |  | 19.49 |
PSUs vested | (250,863) |  |  | 15.14 |
PSUs forfeited | (53,212) |  |  | 26.34 |
RSUs and PSUs outstanding at June 30, 2025 | 4,289,235 |  |  | $ | 16.33 |
Share-Based Payment Arrangement, Performance Shares, Activity | The following table summarizes RSUs and PSUs activity during the six months ended June 30, 2025:
| Number of Shares |  | Weighted- Average Grant Date Fair Value
RSUs and PSUs outstanding at December 31, 2024 | 4,842,670 |  |  | $ | 15.38 |
RSUs granted | 1,354,743 |  |  | 19.34 |
RSUs vested | (1,289,812) |  |  | 15.39 |
RSUs forfeited | (566,696) |  |  | 14.10 |
PSUs granted | 252,405 |  |  | 19.49 |
PSUs vested | (250,863) |  |  | 15.14 |
PSUs forfeited | (53,212) |  |  | 26.34 |
RSUs and PSUs outstanding at June 30, 2025 | 4,289,235 |  |  | $ | 16.33 |
Summary of Expense Relating to Employee and Nonemployee Stock-Based Payment Awards from Stock Options and RSUs | The following table summarizes stock-based compensation expense relating to employee and non-employee stock-based awards for the three and six months ended June 30, 2025 and 2024, included in the condensed consolidated statements of operations as follows (in thousands):
| Three Months Ended June 30, |  | Six Months Ended June 30,
| 2025 |  | 2024 |  | 2025 |  | 2024
Cost of testing services | $ | 329 |  |  | $ | 357 |  |  | $ | 692 |  |  | $ | 814 |
Cost of product | 108 |  |  | 225 |  |  | 339 |  |  | 542 |
Cost of patient and digital solutions | 189 |  |  | 350 |  |  | 409 |  |  | 722 |
Research and development | 1,407 |  |  | 1,628 |  |  | 2,766 |  |  | 3,388 |
Sales and marketing | 2,146 |  |  | 2,927 |  |  | 4,730 |  |  | 5,971 |
General and administrative | 5,245 |  |  | 10,912 |  |  | 9,419 |  |  | 21,535 |
Total | $ | 9,424 |  |  | $ | 16,399 |  |  | $ | 18,355 |  |  | $ | 32,972 |

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