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Fair Value Measurements - Additional Information (Detail)
$ in Thousands
Dec. 31, 2024
USD ($)
Dec. 31, 2023
USD ($)
Fair Value, Measurements, Recurring    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Fair value of financial assets $ 16,595 $ 34,593
Quoted Prices in Active Markets for Identical Assets (Level 1) | Fair Value, Measurements, Recurring    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Cash and cash equivalents 16,100 34,100
Short term restricted cash balance 400 400
Long term restricted cash balance 100 200
Fair value of financial assets $ 16,595 $ 34,593
Significant Unobservable Inputs (Level 3) | Stock Price Volatility    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Warrant liabilities, stock price volatility rate 83.4  
Derivative liabilities, unobservable inputs rate   99.6
Significant Unobservable Inputs (Level 3) | Stock Price Volatility | Minimum    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Warrant liabilities, stock price volatility rate   87.2
Significant Unobservable Inputs (Level 3) | Stock Price Volatility | Maximum    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Warrant liabilities, stock price volatility rate   91
Significant Unobservable Inputs (Level 3) | Stock Price Volatility | Weighted Average    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Warrant liabilities, stock price volatility rate   87.2
Significant Unobservable Inputs (Level 3) | Secured Spread    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Derivative liabilities, unobservable inputs rate   1,159
Significant Unobservable Inputs (Level 3) | Estimated Yield    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Derivative liabilities, unobservable inputs rate   16.3
Significant Unobservable Inputs (Level 3) | Fair Value, Measurements, Recurring    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Fair value of financial assets $ 0 $ 0