Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements - Additional Information (Detail)

v3.22.1
Fair Value Measurements - Additional Information (Detail) - Significant Unobservable Inputs (Level 3)
Mar. 31, 2022
Stock Price Volatility  
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]  
Derivative liabilities, unobservable inputs rate 61.4
Stock Price Volatility | Minimum  
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]  
Warrant liabilities, stock price volatility rate 81.7
Stock Price Volatility | Maximum  
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]  
Warrant liabilities, stock price volatility rate 84.1
Stock Price Volatility | Weighted Average  
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]  
Warrant liabilities, stock price volatility rate 84.1
Market Credit Spread  
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]  
Derivative liabilities, unobservable inputs rate 1,463
Estimated Yield  
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]  
Derivative liabilities, unobservable inputs rate 17.1
Discounts for Lack of Marketability | March 2019 Notes  
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]  
Senior convertible notes, unobservable inputs rate 2.9