Income Taxes - Additional Information (Detail) - USD ($)	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Valuation Allowance [Line Items]
Income tax provision at statutory rate	21.00%	21.00%
Increase in valuation allowance	$ 2,900,000	$ 1,600,000
Income tax penalties and interest accrued related to uncertain tax position	0	0
Unrecognized tax benefits, increased due to research and development credits	62,000	20,000
Unrecognized tax benefits	$ 115,000	53,000	$ 33,000
Maximum
Valuation Allowance [Line Items]
Open tax year	2022
Minimum
Valuation Allowance [Line Items]
Open tax year	2016
State and Local Jurisdiction
Valuation Allowance [Line Items]
Net operating loss carryforwards	$ 23,200,000	14,500,000
Expiration period	2031
Domestic Tax Authority
Valuation Allowance [Line Items]
Net operating loss carryforwards	$ 23,300,000	$ 15,000,000.0
Expiration period	2036
Indefinitely Carryforward | State and Local Jurisdiction | Research
Valuation Allowance [Line Items]
Net operating loss carryforwards	$ 260,000
Indefinitely Carryforward | Domestic Tax Authority
Valuation Allowance [Line Items]
Net operating loss carryforwards	22,900,000
Indefinitely Carryforward | Domestic Tax Authority | Research
Valuation Allowance [Line Items]
Net operating loss carryforwards	$ 124,000