XML 44 R35.htm IDEA: XBRL DOCUMENT v3.25.0.1
Commitments and Contingencies - Additional Information (Detail)
 12 Months Ended
Dec. 31, 2024
USD ($)
Option
Dec. 31, 2023
USD ($)
Loss Contingencies [Line Items]    
Research and development expense $ 6,800,000 $ 5,300,000
Operating lease discount rate 9.60% 9.30%
Licensing Agreements    
Loss Contingencies [Line Items]    
Research and development expense $ 0 $ 0
Product Development    
Loss Contingencies [Line Items]    
Future potential milestone payments 10,000,000  
Development Milestone    
Loss Contingencies [Line Items]    
Future potential milestone payments 16,500,000  
Commercialization Milestone    
Loss Contingencies [Line Items]    
Future potential milestone payments $ 16,500,000  
U.S    
Loss Contingencies [Line Items]    
Operating lease term 5 years  
Operating lease expiration date Jan. 31, 2027  
Tokyo, Japan | Previous Lease Agreement    
Loss Contingencies [Line Items]    
Lessee, operating lease, existence of option to terminate true  
Tokyo, Japan | New Lease Agreement    
Loss Contingencies [Line Items]    
Operating lease term 12 months  
Operating lease number of renewal option | Option 1  
Operating lease liability measurement term 14 months  
Operating lease expiration date, month and year 2025-05  
Operating lease, auto-renewal term 2 months  
Operating lease, extension term 2 months  
Lessee, operating lease, existence of option to extend true  
Operating lease discount rate 6.51%