Annual report pursuant to Section 13 and 15(d)

Fair Value Measurements - Summary of Fair Value Measurement Inputs and Valuation Techniques (Detail)

v3.21.1
Fair Value Measurements - Summary of Fair Value Measurement Inputs and Valuation Techniques (Detail) - Fair Value, Inputs, Level 3 [Member]
Dec. 31, 2020
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Sep. 21, 2020
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Sep. 18, 2020
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Stock price      
Fair Value Measurement Inputs and Valuation Techniques [Line Items]      
Warrants and Rights Outstanding, Measurement Input 11.56 11.01 9.67
Volatility      
Fair Value Measurement Inputs and Valuation Techniques [Line Items]      
Fair Value Measurement Input 40.40% 22.90% 22.80%
Expected life of the options to convert      
Fair Value Measurement Inputs and Valuation Techniques [Line Items]      
Warrants and Rights Outstanding, Measurement Input 5.46 5.71 5.75
Risk-free rate      
Fair Value Measurement Inputs and Valuation Techniques [Line Items]      
Fair Value Measurement Input 0.43% 0.35% 0.35%
Dividend yield      
Fair Value Measurement Inputs and Valuation Techniques [Line Items]      
Warrants and Rights Outstanding, Measurement Input 0 0 0