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Common Stock - Stock Options - Additional Information (Detail) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2024 | Jun. 30, 2024 | Jun. 30, 2023 | Dec. 31, 2023
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Common shares reserved for options currently outstanding | 1,928,439 | 1,928,439 |  | 1,461,980
Number of shares granted |  | 466,500 |  |
Unrecognized compensation expense related to stock options granted | $ 3.5 | $ 3.5 |  |
Anti-dilutive securities excluded from earning per share computation |  | 21,219,368 | 7,090,100 |
Warrant [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Anti-dilutive securities excluded from earning per share computation |  | 18,175,179 |  |
Stock Options [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Weighted-average period, restricted stock awards |  | 1 year 7 months 13 days |  |
Anti-dilutive securities excluded from earning per share computation |  | 1,928,439 |  |
Stock Options [Member] | Employees and Consultants [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Award vesting period |  | 4 years |  |
Stock Options [Member] | Minimum [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Award expiration period |  | 7 years |  |
Stock Options [Member] | Minimum [Member] | Board of Directors [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Award vesting period |  | 1 year |  |
Stock Options [Member] | Maximum [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Award expiration period |  | 10 years |  |
Stock Options [Member] | Maximum [Member] | Board of Directors [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Award vesting period |  | 3 years |  |
Restricted Stock Unit [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Restricted shares reserved for issuance under incentive plan | 1,115,750 | 1,115,750 |  |
Award vesting period |  | 4 years |  |
Weighted-average period, restricted stock awards |  | 1 year 3 months |  |
Anti-dilutive securities excluded from earning per share computation |  | 1,115,750 |  |
2018 Equity Incentive Plan [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Common shares reserved for issuance under incentive plan | 61,761 | 61,761 |  |
Award expiration period |  | 10 years |  |
2018 Equity Incentive Plan [Member] | Minimum [Member] | Employees and Consultants [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Award vesting period |  | 3 years |  |
2018 Equity Incentive Plan [Member] | Minimum [Member] | Board of Directors [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Award vesting period |  | 1 year |  |
2018 Equity Incentive Plan [Member] | Maximum [Member] | Employees and Consultants [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Award vesting period |  | 4 years |  |
2018 Equity Incentive Plan [Member] | Maximum [Member] | Board of Directors [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Award vesting period |  | 3 years |  |
2018 Equity Incentive Plan [Member] | Stock Options [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Common shares reserved for issuance under incentive plan | 2,667,416 | 2,667,416 |  |
Common shares reserved for options currently outstanding | 1,489,905 | 1,489,905 |  |
New Employee Inducement Grants [Member] | Stock Options [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Common shares reserved for options currently outstanding | 135,000 | 135,000 |  |
Award expiration period |  | 10 years |  |
Number of shares granted | 0 | 0 |  |
2017 Equity Incentive Plan [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Award expiration period |  | 10 years |  |
2017 Equity Incentive Plan [Member] | Minimum [Member] | Employees and Consultants [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Award vesting period |  | 3 years |  |
2017 Equity Incentive Plan [Member] | Minimum [Member] | Board of Directors [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Award vesting period |  | 1 year |  |
2017 Equity Incentive Plan [Member] | Maximum [Member] | Employees and Consultants [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Award vesting period |  | 4 years |  |
2017 Equity Incentive Plan [Member] | Maximum [Member] | Board of Directors [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Award vesting period |  | 3 years |  |
2017 Equity Incentive Plan [Member] | Stock Options [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Common shares reserved for issuance under incentive plan | 13,156 | 13,156 |  |
2010 Performance Incentive Plan [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Award expiration period |  | 10 years |  |
2010 Performance Incentive Plan [Member] | Minimum [Member] | Employees and Consultants [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Award vesting period |  | 3 years |  |
2010 Performance Incentive Plan [Member] | Minimum [Member] | Board of Directors [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Award vesting period |  | 1 year |  |
2010 Performance Incentive Plan [Member] | Maximum [Member] | Employees and Consultants [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Award vesting period |  | 4 years |  |
2010 Performance Incentive Plan [Member] | Maximum [Member] | Board of Directors [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Award vesting period |  | 3 years |  |
2010 Performance Incentive Plan [Member] | Stock Options [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Common shares reserved for issuance under incentive plan | 128 | 128 |  |
2023 Non Employee Director Equity Incentive Plan [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Common shares reserved for issuance under incentive plan | 9,750 | 9,750 |  |
Award expiration period |  | 10 years |  |
2023 Non Employee Director Equity Incentive Plan [Member] | Minimum [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Award vesting period |  | 1 year |  |
2023 Non Employee Director Equity Incentive Plan [Member] | Maximum [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Award vesting period |  | 3 years |  |
2023 Non Employee Director Equity Incentive Plan [Member] | Stock Options [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Common shares reserved for issuance under incentive plan | 300,000 | 300,000 |  |
Common shares reserved for options currently outstanding | 290,250 | 290,250 |  |

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