v3.26.1
Stockholders' Equity - Summary of Common Stock Shares Activity (Detail) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Common Stock Outstanding Roll Forward [Roll Forward]    
Beginning balance $ 49,376 $ 55,077
Beginning balance (in shares) 43,541,510  
Net loss $ (21,299) (5,391)
Stock-based compensation expense 580 819
Common stock issued through employee stock purchase plan 17 26
Common stock issued for vested restricted stock units 1 1
Common stock issued for Shares 11,427  
Proceeds allocated for Pre-Funded Warrants 5,758  
Proceeds allocated for Shares issued in April 2026 11,446  
Receivable for March 2026 Private Placement proceeds (15,999)  
Ending balance $ 41,307 50,532
Ending balance (in shares) 62,051,330  
Common Stock    
Common Stock Outstanding Roll Forward [Roll Forward]    
Beginning balance $ 46 $ 41
Beginning balance (in shares) 43,541,510 37,973,991
Net loss $ 0 $ 0
Stock-based compensation expense 0 0
Common stock issued through employee stock purchase plan $ 0 $ 0
Common stock issued through employee stock purchase (in shares) 28,801 31,710
Common stock issued for restricted stock units (in shares) 1,122,322 1,014,573
Common stock issued for vested restricted stock units $ 1 $ 1
Common stock issued for vested restricted stock units (in shares) 1,122,322 1,014,573
Common stock issued for Shares $ 17  
Common stock issued for Shares (in shares) 17,358,697  
Proceeds allocated for Pre-Funded Warrants $ 0  
Proceeds allocated for Shares issued in April 2026 $ 0  
Private Placement proceeds receivable (in shares) 0  
Receivable for March 2026 Private Placement proceeds $ 0  
Ending balance $ 64 $ 42
Ending balance (in shares) 62,051,330 39,020,274
Additional Paid-in Capital    
Common Stock Outstanding Roll Forward [Roll Forward]    
Beginning balance $ 434,474 $ 431,571
Net loss 0 0
Stock-based compensation expense 580 819
Common stock issued through employee stock purchase plan 17 26
Common stock issued for vested restricted stock units 0 0
Common stock issued for Shares 11,410  
Proceeds allocated for Pre-Funded Warrants 5,758  
Proceeds allocated for Shares issued in April 2026 11,446  
Receivable for March 2026 Private Placement proceeds (15,999)  
Ending balance 447,686 432,416
Accumulated Deficit    
Common Stock Outstanding Roll Forward [Roll Forward]    
Beginning balance (385,144) (376,535)
Net loss (21,299) (5,391)
Stock-based compensation expense 0 0
Common stock issued through employee stock purchase plan 0 0
Common stock issued for vested restricted stock units 0 0
Common stock issued for Shares 0  
Proceeds allocated for Pre-Funded Warrants 0  
Proceeds allocated for Shares issued in April 2026 0  
Receivable for March 2026 Private Placement proceeds 0  
Ending balance $ (406,443) $ (381,926)