v3.26.1
Stockholders' Equity - Additional Information (Detail)
$ / shares in Units, $ in Thousands
3 Months Ended 6 Months Ended 8 Months Ended 9 Months Ended 24 Months Ended
Apr. 22, 2026
USD ($)
$ / shares
shares
Feb. 13, 2026
$ / shares
shares
Jan. 27, 2026
USD ($)
shares
Nov. 06, 2025
USD ($)
Feb. 27, 2025
USD ($)
Feb. 28, 2023
USD ($)
Jun. 30, 2026
USD ($)
item
$ / shares
shares
Mar. 31, 2026
shares
Jun. 30, 2026
USD ($)
item
$ / shares
shares
Jun. 30, 2025
USD ($)
shares
Jun. 30, 2026
USD ($)
item
$ / shares
shares
Nov. 30, 2025
USD ($)
shares
Feb. 28, 2025
USD ($)
shares
Apr. 16, 2026
shares
Apr. 15, 2026
shares
Dec. 31, 2025
$ / shares
shares
Changes In Equity And Comprehensive Income Line Items [Line Items]                                
Common stock, shares authorized             400,000,000   400,000,000   400,000,000     400,000,000 200,000,000 200,000,000
Common stock, par or stated value per share | $ / shares             $ 0.0001   $ 0.0001   $ 0.0001         $ 0.0001
Common stock, shares issued             194,474,154   194,474,154   194,474,154         110,882,735
Common stock, shares outstanding             194,474,154   194,474,154   194,474,154         110,882,735
Preferred stock, shares authorized             1,000,000   1,000,000   1,000,000          
Preferred stock, par or stated value per share | $ / shares             $ 0.0001   $ 0.0001   $ 0.0001          
Preferred stock, shares issued             0   0   0          
Preferred stock, shares outstanding             0   0   0          
Proceeds from issuance of common stock in public offering | $                 $ 8,653 $ 72,273            
Exercise price of warrants or rights | $ / shares             $ 2.62   $ 2.62   $ 2.62          
Warrants outstanding             85,750,000   85,750,000   85,750,000          
Pre-Funded Warrants                                
Changes In Equity And Comprehensive Income Line Items [Line Items]                                
Exercise price of warrants or rights | $ / shares             $ 0.001   $ 0.001   $ 0.001          
Warrants outstanding             10,750,000   10,750,000   10,750,000          
Common stock warrants                                
Changes In Equity And Comprehensive Income Line Items [Line Items]                                
Exercise price of warrants or rights | $ / shares             $ 3   $ 3   $ 3          
Warrants outstanding             75,000,000   75,000,000   75,000,000          
Common Stock [Member]                                
Changes In Equity And Comprehensive Income Line Items [Line Items]                                
Voting right | item             1   1   1          
Shares of common stock issued (in shares)             64,250,000                  
Number of common stock issued upon exercise of pre-funded warrants               4,647,534                
At-The-Market Offering | Leerink Partners LLC                                
Changes In Equity And Comprehensive Income Line Items [Line Items]                                
Aggregate offering price | $       $ 200,000                        
Deferred Offering Costs | $       $ 200     $ 200   $ 200   $ 200          
Shares of common stock issued (in shares)                 2,021,169   7,920,228          
Proceeds from issuance of common stock in public offering | $                 $ 8,700   $ 34,200          
Issuance costs | $                 100   600          
Public offering, remaining amount available for sale | $             $ 165,300   $ 165,300   $ 165,300          
At-The-Market Offering | Leerink Partners LLC, Piper Sandler & Co. and Stifel, Nicolaus & Company, Incorporated                                
Changes In Equity And Comprehensive Income Line Items [Line Items]                                
Aggregate offering price | $         $ 150,000                      
Shares of common stock issued (in shares)                   8,052,064   27,896,642        
Proceeds from issuance of common stock in public offering | $                   $ 42,400   $ 118,100        
Issuance costs | $                   1,400   $ 3,900        
At-The-Market Offering | Evercore Group and JMP Securities LLC and B Riley Securities [Member]                                
Changes In Equity And Comprehensive Income Line Items [Line Items]                                
Aggregate offering price | $           $ 150,000       $ 30,200            
Shares of common stock issued (in shares)                   4,467,866     26,129,903      
Proceeds from issuance of common stock in public offering | $                         $ 126,800      
Issuance costs | $                   $ 1,000     $ 4,100      
Registered Direct Offering                                
Changes In Equity And Comprehensive Income Line Items [Line Items]                                
Shares of common stock issued (in shares)     12,397,920                          
Issuance costs | $     $ 4,700                          
Net proceeds from offering | $     $ 70,300                          
Registered Direct Offering | Pre-Funded Warrants                                
Changes In Equity And Comprehensive Income Line Items [Line Items]                                
Pre-funded warrants issued     4,647,534                          
Exercise price of warrants or rights | $ / shares   $ 0.001                            
Number of common stock issued upon exercise of pre-funded warrants   4,647,534                            
Registered Direct Offering | Common Stock [Member]                                
Changes In Equity And Comprehensive Income Line Items [Line Items]                                
Shares of common stock issued (in shares)               12,397,920                
April 2026 Offering                                
Changes In Equity And Comprehensive Income Line Items [Line Items]                                
Shares of common stock issued (in shares) 64,250,000                              
Issuance costs | $ $ 13,900                              
Net proceeds from offering | $ $ 211,100                              
Combined pricing of each share of common stock and accompanying common stock warrant | $ / shares $ 3                              
Combined offering price of each pre-funded warrant and accompanying common stock warrant | $ / shares 2.999                              
April 2026 Offering | Pre-Funded Warrants                                
Changes In Equity And Comprehensive Income Line Items [Line Items]                                
Exercise price of warrants or rights | $ / shares $ 0.001                              
Number of shares into which each warrant may convert 1                              
Number of securities called by warrants or rights 10,750,000                              
April 2026 Offering | Common stock warrants                                
Changes In Equity And Comprehensive Income Line Items [Line Items]                                
Exercise price of warrants or rights | $ / shares $ 3                              
Number of shares into which each warrant may convert 1                              
April 2026 Offering | Common stock warrants | If all common stock warrants sold were exercise in full for cash                                
Changes In Equity And Comprehensive Income Line Items [Line Items]                                
Additional Proceeds From Issuance Or Sale Of Equity | $ $ 225,000                              
April 2026 Offering | Common stock warrants                                
Changes In Equity And Comprehensive Income Line Items [Line Items]                                
Number of securities called by warrants or rights 64,250,000                              
April 2026 Offering | Common stock warrants                                
Changes In Equity And Comprehensive Income Line Items [Line Items]                                
Number of securities called by warrants or rights 10,750,000