Stock-based Compensation - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Thousands			3 Months Ended		9 Months Ended
	May 26, 2022	May 14, 2019	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022	Dec. 31, 2022
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Stock-based compensation expense recognized			$ 38	$ 19	$ 96	$ 59
December 31, 2027 [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Amount remaining to be recognized as expense			$ 200		$ 200
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			$ 14.5		$ 14.5
2019 Equity Incentive Plan [Member] | Minimum [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Exercise price of options outstanding			7		$ 7
2019 Equity Incentive Plan [Member] | Share-Based Payment Arrangement, Option [Member]
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] | Share-Based Payment Arrangement, Option [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Exercise price of options outstanding			$ 9.72		$ 9.72		$ 10.11
Number of stock options, Granted					60,000