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Nature of Business and Basis of Presentation - Additional Information (Details)
$ / shares in Units, $ in Thousands
 3 Months Ended 6 Months Ended 24 Months Ended
Apr. 24, 2026
Jun. 30, 2026
USD ($)
$ / shares
shares
Mar. 31, 2026
USD ($)
Jun. 30, 2025
USD ($)
Mar. 31, 2025
USD ($)
Jun. 30, 2026
USD ($)
$ / shares
shares
Jun. 30, 2025
USD ($)
Mar. 31, 2026
USD ($)
Dec. 31, 2025
USD ($)
$ / shares
shares
Organization, consolidation and presentation of financial statement [Line Items]                  
Reverse stock split the Company effected a 1-for-3.1407 reverse stock split of its issued and outstanding shares of common stock and a proportional adjustment to the existing conversion ratios of each series of the Company’s convertible preferred stock.                
Stock split ratio 0.3184                
Net proceeds after deducting underwriting discounts, commissions and other estimated offering expenses | $           $ 239,338 $ 0    
Common stock, shares authorized   700,000,000       700,000,000     159,070,000
Common stock, par value | $ / shares   $ 0.0001       $ 0.0001     $ 0.0001
Preferred stock, shares authorized   10,000,000       10,000,000     0
Preferred stock, par value | $ / shares   $ 0.0001       $ 0.0001     $ 0.0001
Net loss | $   $ 62,600 $ 25,408 $ 15,077 $ 13,125 $ 88,008 $ 28,202    
Accumulated deficit | $   202,117       202,117     $ 114,109
Cash, cash equivalents and investments | $   $ 427,300       $ 427,300      
Series A and Series B Preferred Stock                  
Organization, consolidation and presentation of financial statement [Line Items]                  
Aggregate gross proceeds from financings | $               $ 326,100  
Common Stock                  
Organization, consolidation and presentation of financial statement [Line Items]                  
Shares issued and sold   14,446,658              
Conversion of stock, shares converted   36,272,475              
Common Stock | IPO                  
Organization, consolidation and presentation of financial statement [Line Items]                  
Shares issued and sold   14,446,658              
Public offering price | $ / shares   $ 18       $ 18      
Net proceeds after deducting underwriting discounts, commissions and other estimated offering expenses | $   $ 238,400              
Common stock, shares authorized   700,000,000       700,000,000      
Common stock, par value | $ / shares   $ 0.0001       $ 0.0001      
Common Stock | Voting Common Stock | IPO                  
Organization, consolidation and presentation of financial statement [Line Items]                  
Common stock, shares authorized   500,000,000       500,000,000      
Common Stock | Non-Voting Common Stock | IPO                  
Organization, consolidation and presentation of financial statement [Line Items]                  
Common stock, shares authorized   200,000,000       200,000,000      
Preferred Stock | IPO                  
Organization, consolidation and presentation of financial statement [Line Items]                  
Preferred stock, shares authorized   10,000,000       10,000,000      
Preferred stock, par value | $ / shares   $ 0.0001       $ 0.0001