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Common Stock and Warrants - Additional Information (Detail) - USD ($) $ in Thousands |  | 3 Months Ended | 6 Months Ended |
--- | --- | --- | --- | ---
Aug. 06, 2020 | Jun. 30, 2023 | Jun. 30, 2022 | Jun. 30, 2023 | Jun. 30, 2022 | Dec. 31, 2022
Class Of Stock [Line Items] |  |  |  |  |  |
Common stock, shares outstanding |  | 128,779,031 |  | 128,779,031 |  | 127,604,000
Change in fair value of warrant liability |  | $ 0 | $ 0 | $ 0 | $ (1,801) |
Warrants |  |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |  |
Cash Settlement of warrants |  |  |  |  | $ 8,500 |
Number of common stock warrants exercised |  |  | 1,882,600 |  | 1,882,600 |
Warrants | Other Income, Net |  |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |  |
Change in fair value of warrant liability |  |  |  |  | $ 1,800 |
2020 ATM Agreement |  |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |  |
Remaining proceeds from common stock, under sales agreement |  |  |  | $ 120,000 |  |
Maximum |  |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |  |
Common stock sales agreement aggregate sales proceeds | $ 120,000 |  |  |  |  |
Maximum | 2020 ATM Agreement |  |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |  |
Commission on gross sales proceeds of common stock | 3.00% |  |  |  |  |

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