v3.25.2
Stockholders' Equity (Stock-Based Awards) - Additional Information (Detail) - shares
1 Months Ended 6 Months Ended 12 Months Ended
Apr. 30, 2019
Jun. 30, 2025
Dec. 31, 2024
Apr. 30, 2025
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Common stock, capital shares reserved for future issuance   36,418,907 41,891,573  
Share based compensation options to purchase no of common stock   10,239,338 7,844,254  
Share based compensation options grants in the period   2,760,150    
2019 Stock Incentive Plan [Member]        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Share based compensation, award description   he total number of shares of common stock that may be issued under both the 2019 Plan and the 2012 Plan was 16,768,840 as of June 30, 2025, of which 6,529,502 shares remained available for grant under the 2019 Plan.    
Number of shares available for grant   6,529,502    
Share based compensation grant period   10 years    
Share based compensation vesting description   Options granted under the 2019 Plan and the 2012 Plan have a maximum term of ten years. Options granted to employees, officers and non-employees generally vest over four years based on varying vesting schedules that primarily include: 25% vesting on the first anniversary date of grant and the balance ratably over the next 36 months or vesting in equal monthly or quarterly installments over four years.    
Share based compensation options to purchase no of common stock   9,960,920 7,555,310  
Share based compensation options grants in the period   9,960,920 7,555,310  
2019 Stock Incentive Plan [Member] | Minimum [Member]        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Total number of common shares authorized under the plan       6,000,000
2019 Stock Incentive Plan [Member] | Maximum [Member]        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Total number of common shares authorized under the plan       16,490,422
2019 Stock Incentive Plan [Member] | Employees, Officers and Non-employee Consultants [Member]        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Share based compensation vesting period   4 years    
2019 Stock Incentive Plan [Member] | Employees, Officers and Non-employee Consultants [Member] | Vesting First Anniversary Date of Grant [Member]        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Share based compensation vesting Percentage   25.00%    
2019 Stock Incentive Plan [Member] | Director [Member] | Minimum [Member]        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Share based compensation vesting period   1 year    
2019 Stock Incentive Plan [Member] | Director [Member] | Maximum [Member]        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Share based compensation vesting period   2 years    
2019 Plan and 2012 Plan [Member]        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Total number of common shares authorized under the plan   16,768,840    
2012 Stock Incentive Plan [Member]        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Share based compensation grant period   10 years    
Share based compensation vesting description   Options granted under the 2019 Plan and the 2012 Plan have a maximum term of ten years. Options granted to employees, officers and non-employees generally vest over four years based on varying vesting schedules that primarily include: 25% vesting on the first anniversary date of grant and the balance ratably over the next 36 months or vesting in equal monthly or quarterly installments over four years.    
Share based compensation options to purchase no of common stock   278,418 288,944  
Share based compensation options grants in the period   278,418 288,944  
2012 Stock Incentive Plan [Member] | Other Equity-Based Award [Member]        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Share based compensation options grants in the period   0    
2012 Stock Incentive Plan [Member] | Employees, Officers and Non-employee Consultants [Member]        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Share based compensation vesting period   4 years    
2012 Stock Incentive Plan [Member] | Employees, Officers and Non-employee Consultants [Member] | Vesting First Anniversary Date of Grant [Member]        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Share based compensation vesting Percentage   25.00%    
2012 Stock Incentive Plan [Member] | Director [Member] | Minimum [Member]        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Share based compensation vesting period   1 year    
2012 Stock Incentive Plan [Member] | Director [Member] | Maximum [Member]        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Share based compensation vesting period   2 years    
2019 Employee Stock Purchase Plan [Member]        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Share based compensation, award description   The total number of shares of common stock that may be issued under the 2019 ESPP was 1,116,075 as of June 30, 2025, all of which remain available for issuance. The number of shares of the Company’s common stock that have been approved to be issued under the 2019 ESPP is equal to the sum of i) 155,106 shares plus ii) an annual increase to be added on the first day of each fiscal year, beginning with the fiscal year ending December 31, 2020 and continuing for each fiscal year until and including, the fiscal year ending December 31, 2029, equal to the least of (a) 526,315 shares of common stock, (b) 1% of the number of outstanding shares of the Company’s common stock on such date and (c) an amount determined by the Company’s board of directors.    
Total number of common shares authorized under the plan   1,116,075    
Common stock, capital shares reserved for future issuance 155,106      
2019 Employee Stock Purchase Plan [Member] | Common Stock [Member]        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Increase in additional number of shares to be issued 526,315      
Percentage of number of common stock, shares outstanding 1.00%