Equity Incentive Plans - Summary of Stock-based Compensation Expense (Detail) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2022 |
Sep. 30, 2021 |
Sep. 30, 2022 |
Sep. 30, 2021 |
|
| Equity Incentive Plan [Line Items] | ||||
| Cumulative stock-based compensation | $ 7,430 | $ 2,864 | $ 19,850 | $ 12,653 |
| Cost of Revenue | ||||
| Equity Incentive Plan [Line Items] | ||||
| Cumulative stock-based compensation | 210 | 64 | 493 | 201 |
| Research and Development | ||||
| Equity Incentive Plan [Line Items] | ||||
| Cumulative stock-based compensation | 1,919 | 760 | 4,885 | 2,568 |
| Sales and Marketing | ||||
| Equity Incentive Plan [Line Items] | ||||
| Cumulative stock-based compensation | 2,870 | 1,207 | 7,440 | 4,001 |
| General and Administrative | ||||
| Equity Incentive Plan [Line Items] | ||||
| Cumulative stock-based compensation | $ 2,431 | $ 833 | $ 7,032 | $ 5,883 |