v3.26.1
Net Loss Per Share - Schedule of Potentially Dilutive Securities were Excluded from the Calculation of Diluted Net Loss Per Share Due to Their Anti-Dilutive Effect (Detail) - shares
shares in Thousands
 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Outstanding Stock Options [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Dilutive securities excluded from the calculation of diluted net loss per share due to anti-dilutive effect (in shares) 475 501
Outstanding common stock warrants, except pre-funded warrants [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Dilutive securities excluded from the calculation of diluted net loss per share due to anti-dilutive effect (in shares) 14,044 3,704
Common shares deliverable upon conversion of 2025 Notes [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Dilutive securities excluded from the calculation of diluted net loss per share due to anti-dilutive effect (in shares) 0 103
Common shares deliverable upon conversion of 2029 Notes [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Dilutive securities excluded from the calculation of diluted net loss per share due to anti-dilutive effect (in shares) 0 3,436
Common shares deliverable upon conversion of 2028 Notes [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Dilutive securities excluded from the calculation of diluted net loss per share due to anti-dilutive effect (in shares) 2,357 0
New 2029 Notes [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Dilutive securities excluded from the calculation of diluted net loss per share due to anti-dilutive effect (in shares) 4,799 0
Unvested restricted stock units and performance-based restricted stock units [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Dilutive securities excluded from the calculation of diluted net loss per share due to anti-dilutive effect (in shares) 5,210 811