Stockholders' Equity - Summary of Stock-Based Compensation Expense Recognized (Detail) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | 12 Months Ended | |||
|---|---|---|---|---|---|---|
Sep. 30, 2022 |
Sep. 30, 2021 |
Sep. 30, 2022 |
Sep. 30, 2021 |
Dec. 31, 2021 |
Dec. 31, 2020 |
|
| Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] | ||||||
| Share based payment arrangement, expense | $ 777 | $ 323 | $ 2,123 | $ 702 | $ 2,473 | $ 82 |
| Cost of revenues [Member] | ||||||
| Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] | ||||||
| Share based payment arrangement, expense | 125 | 86 | 357 | 250 | 693 | 27 |
| Research and development [Member] | ||||||
| Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] | ||||||
| Share based payment arrangement, expense | 6 | 7 | 20 | 11 | 233 | 7 |
| Sales, general and administrative [Member] | ||||||
| Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] | ||||||
| Share based payment arrangement, expense | $ 646 | $ 230 | $ 1,746 | $ 441 | $ 1,547 | $ 48 |