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Stock-based Compensation - Additional Information (Detail) - USD ($)
3 Months Ended 9 Months Ended
May 26, 2022
May 14, 2019
Sep. 30, 2024
Sep. 30, 2023
Sep. 30, 2024
Sep. 30, 2023
Dec. 31, 2023
Disclosure Of Compensation Related Costs Share based Payments [Line Items]              
Class of warrants or rights exercise price per share     $ 10   $ 10    
Warrrant outstanding     1,537,484   1,537,484    
Warrant outstanding intrinsic value     $ 0   $ 0    
Non Voting Common Stock Warrants [Member]              
Disclosure Of Compensation Related Costs Share based Payments [Line Items]              
Class of warrants or rights exercise price per share     $ 10   $ 10    
Class of warrants or rights term     10 years   10 years    
Employee Stock Option              
Disclosure Of Compensation Related Costs Share based Payments [Line Items]              
Stock-based compensation expense recognized     $ 33,000 $ 28,000 $ 96,000 $ 86,000  
Unrecognized stock-based compensation costs     214,000   214,000    
Restricted Stock Awards [Member]              
Disclosure Of Compensation Related Costs Share based Payments [Line Items]              
Stock-based compensation expense recognized     187,000 $ 10,000 544,000 $ 10,000  
Unrecognized stock-based compensation costs     $ 2,470   $ 2,470    
2019 Equity Incentive Plan [Member]              
Disclosure Of Compensation Related Costs Share based Payments [Line Items]              
Number of shares authorized for issuance   450,000          
Vesting rate   20.00%          
2019 Equity Incentive Plan [Member] | Maximum [Member]              
Disclosure Of Compensation Related Costs Share based Payments [Line Items]              
Exercise price of options outstanding     $ 12.98   $ 12.98    
2019 Equity Incentive Plan [Member] | Minimum [Member]              
Disclosure Of Compensation Related Costs Share based Payments [Line Items]              
Exercise price of options outstanding     5.45   $ 5.45    
2019 Equity Incentive Plan [Member] | Employee Stock Option              
Disclosure Of Compensation Related Costs Share based Payments [Line Items]              
Number of stock options, Granted         0    
2022 Equity Incentive Plan [Member]              
Disclosure Of Compensation Related Costs Share based Payments [Line Items]              
Number of shares authorized for issuance 475,000            
2022 Equity Incentive Plan [Member] | Minimum [Member]              
Disclosure Of Compensation Related Costs Share based Payments [Line Items]              
Vesting rate 95.00%            
Minimum period to vest for 95% of the awards 1 year            
2022 Equity Incentive Plan [Member] | Employee Stock Option              
Disclosure Of Compensation Related Costs Share based Payments [Line Items]              
Exercise price of options outstanding     $ 9.08   $ 9.08   $ 9.37
Number of stock options, Granted         93,500