v3.25.4
Income Taxes - Additional Information (Detail) - USD ($)
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Income Taxes [Line Items]      
Income tax provision $ 0 $ 100,000 $ 0
Increase in valuation allowance 16,100,000    
Tax credit carryforward 2,815,000 $ 2,491,000  
Uncertain tax positions 0    
Increase decrease in uncertain tax position reasonably possible 0    
Domestic Tax Jurisdiction      
Income Taxes [Line Items]      
Net operating loss carryforwards 171,100,000    
Domestic Tax Jurisdiction | Research And Development      
Income Taxes [Line Items]      
Tax credit carryforward 2,800,000    
State and Local Jurisdiction      
Income Taxes [Line Items]      
Net operating loss carryforwards 51,700,000    
Expire in 2035 to 2037 | Domestic Tax Jurisdiction      
Income Taxes [Line Items]      
Net operating loss carryforwards $ 38,800,000    
Maximum percentage of taxable income limited to offset by net operating loss carryforwards 100.00%    
Indefinite | Domestic Tax Jurisdiction      
Income Taxes [Line Items]      
Net operating loss carryforwards $ 132,300,000    
Maximum percentage of taxable income limited to offset by net operating loss carryforwards 80.00%