v3.26.1
Income Taxes - Additional Information (Detail) - USD ($)
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Operating Loss Carryforwards [Line Items]    
Deferred tax valuation allowance $ 113,743,000 $ 115,532,000
Deferred tax assets, increase in valuation allowance (1,800,000)  
Operating loss carryforwards not subject to expiration 195,800,000  
Unrecognized tax benefits, net 3,100,000 2,900,000
Accrued interest or penalties recorded related to uncertain tax positions 0 0
Federal    
Operating Loss Carryforwards [Line Items]    
Net operating loss carryforwards $ 369,400,000  
Net operating loss carryforwards expiration year 2026  
State    
Operating Loss Carryforwards [Line Items]    
Net operating loss carryforwards $ 305,900,000  
Australia    
Operating Loss Carryforwards [Line Items]    
Net operating loss carryforwards 2,400,000  
Research Credit Carryforwards    
Operating Loss Carryforwards [Line Items]    
Deferred tax valuation allowance   $ 900,000
Research Credit Carryforwards | Federal    
Operating Loss Carryforwards [Line Items]    
Operating loss carryforwards not subject to expiration 600,000  
Research credit carryforwards $ 13,300,000  
Research credit carryforwards expiration year 2027  
Research Credit Carryforwards | State    
Operating Loss Carryforwards [Line Items]    
Research credit carryforwards $ 2,700,000  
Research credit carryforwards expiration year 2027