v3.26.1
Fair Value Measurements - Summary of Financial Instruments Measured on a Recurring Basis (Detail) - Fair Value, Measurements, Recurring - USD ($)
$ in Thousands
Jun. 30, 2026
Dec. 31, 2025
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Fair value of financial assets $ 10,676 $ 21,448
Fair value of financial liability 796 2,225
Warrant liabilities    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Fair value of financial liability 796 2,225
Cash    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Fair value of financial assets 2,195 1,736
Restricted cash    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Fair value of financial assets 189 189
Money market funds    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Fair value of financial assets 8,292 19,523
Quoted Prices in Active Markets for Identical Assets (Level 1)    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Fair value of financial assets 10,676 21,448
Fair value of financial liability 0 0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Warrant liabilities    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Fair value of financial liability 0 0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Cash    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Fair value of financial assets 2,195 1,736
Quoted Prices in Active Markets for Identical Assets (Level 1) | Restricted cash    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Fair value of financial assets 189 189
Quoted Prices in Active Markets for Identical Assets (Level 1) | Money market funds    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Fair value of financial assets 8,292 19,523
Significant Other Observable Inputs (Level 2)    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Fair value of financial assets 0 0
Fair value of financial liability 0 0
Significant Other Observable Inputs (Level 2) | Warrant liabilities    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Fair value of financial liability 0 0
Significant Other Observable Inputs (Level 2) | Cash    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Fair value of financial assets 0 0
Significant Other Observable Inputs (Level 2) | Restricted cash    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Fair value of financial assets 0 0
Significant Other Observable Inputs (Level 2) | Money market funds    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Fair value of financial assets 0 0
Significant Unobservable Inputs (Level 3)    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Fair value of financial assets 0 0
Fair value of financial liability 796 2,225
Significant Unobservable Inputs (Level 3) | Warrant liabilities    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Fair value of financial liability 796 2,225
Significant Unobservable Inputs (Level 3) | Cash    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Fair value of financial assets 0 0
Significant Unobservable Inputs (Level 3) | Restricted cash    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Fair value of financial assets 0 0
Significant Unobservable Inputs (Level 3) | Money market funds    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Fair value of financial assets $ 0 $ 0