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Stockholder's Equity - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Thousands |  | 1 Months Ended | 3 Months Ended | 6 Months Ended |
--- | --- | --- | --- | --- | ---
Jul. 11, 2022 | Aug. 31, 2021 | Mar. 31, 2023 | Jun. 30, 2023 | Dec. 31, 2022
Class Of Stock [Line Items] |  |  |  |  |
Net proceeds from private placement | $ 122,500 |  |  |  |
Common stock |  |  |  | $ 53 | $ 48
Net proceeds from sale of common stock |  |  |  | 17,545 |
Payment of issuance costs |  |  |  | $ 75 |
Common Stock [Member] |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |
Sale of shares |  |  | 2,646,458 |  |
Common stock shares issued for exercise of warrants |  |  | 2,582,557 |  |
Pre-funded Warrants [Member] |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |
Purchase of shares |  |  | 2,583,144 |  |
Offering price per share | $ 3.87025 |  |  |  |
Pre-funded Warrants [Member] | Maximum [Member] |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |
Purchase of shares | 24,696,206 |  |  | 22,113,062 |
Purchase price per share | $ 0.001 |  |  |  |
Warrants or Common Warrants [Member] |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |
Offering price per share | 3.87125 |  |  |  |
Purchase price per share | $ 5.806875 |  |  |  |
Warrant expiration date | Jun. 30, 2025 |  |  |  |
Warrants or Common Warrants [Member] | Maximum [Member] |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |
Purchase of shares | 8,427,508 |  |  | 8,427,508 |
Private Placement [Member] |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |
Sale of shares | 9,013,834 |  |  | 2,453,988 |
Additional common shares purchased |  |  |  | 613,497 |
Exchange value |  |  |  | $ 9,500 |
Sales Agreement with Cowen and Company LLC [Member] | 2021 ATM Program [Member] |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |
Common stock |  | $ 100,000 |  |  |
Percentage of gross proceeds of common stock to be paid |  | 3.00% |  |  |
Common stock, shares issued |  |  | 2,646,458 |  |
Shares issued price per share |  |  | $ 6.80 |  |
Gross proceeds from sale of common stock |  |  | $ 18,000 |  |
Net proceeds from sale of common stock |  |  | 17,500 |  |
Payment of issuance costs |  |  | $ 500 |  |

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