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Operating Leases - Additional Information (Detail)
 12 Months Ended
Dec. 31, 2024
USD ($)
ft²
Dec. 31, 2023
USD ($)
Dec. 31, 2022
USD ($)
Lessee, Lease, Description [Line Items]      
Finance lease obligations | $ $ 0    
Lessee, Operating Lease, Option to Extend 5 years    
Before agreement of company leased spaces | ft² 7,800    
After agreement of company leased spaces | ft² 10,700    
Weighted average remaining lease term 6 years 3 months 18 days 7 years 3 months 18 days  
Weighted average discount rate 4.51%    
Rent expense | $ $ 431,000 $ 431,000 $ 400,000
Maximum [Member]      
Lessee, Lease, Description [Line Items]      
Lessee, Operating Lease, Option to Terminate 7.6 years    
Minimum [Member]      
Lessee, Lease, Description [Line Items]      
Lessee, Operating Lease, Option to Terminate 6 years