v3.20.2
Subsequent Events - Additional Information (Detail) - $ / shares
Aug. 04, 2020
Feb. 07, 2020
Subsequent Event [Line Items]    
Price per share or unit   $ 85
Subsequent Event    
Subsequent Event [Line Items]    
Price per share or unit $ 0.54  
Common stock, price per share $ 82.00  
Subsequent Event | 2020 Equity Incentive Plan | Common Stock    
Subsequent Event [Line Items]    
Number of equity awards granted 2,250,000  
Subsequent Event | 2020 Equity Incentive Plan | Restricted Stock [Member]    
Subsequent Event [Line Items]    
Number of shares of restricted stock awarded 85,000  
Restricted stock grant date fair value 6,990,000  
Subsequent Event | 2020 Equity Incentive Plan | Tranche One [Member] | Restricted Stock [Member]    
Subsequent Event [Line Items]    
Award vesting period 3 years  
Subsequent Event | 2020 Equity Incentive Plan | Tranche Two [Member] | Restricted Stock [Member]    
Subsequent Event [Line Items]    
Award vesting period 4 years