Registration of securities issued in business combination transactions

Fair Value Measurements - Summary Of Reconciliation Of Warrant Liabilities Measured At Fair Value (Detail)

v3.21.2
Fair Value Measurements - Summary Of Reconciliation Of Warrant Liabilities Measured At Fair Value (Detail) - USD ($)
 3 Months Ended 6 Months Ended 7 Months Ended 9 Months Ended 12 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Dec. 31, 2020
Jun. 30, 2020
Dec. 31, 2018
Sep. 30, 2020
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]                    
Value of warrant liability measured with Level 3 inputs at December 31, 2020     $ 23,676,615              
Change in fair value of warrant liability measured with Level 3 inputs $ 968,221 $ 0 (9,232,566)   $ 0 $ 0 $ 30,806,877 $ 43,139,251 $ 0 $ 0
Transfer in/out               19,587,038    
Value of warrant liability measured with Level 3 inputs at March 31, 2021 21,194,049   21,194,049 $ 23,676,615       23,676,615    
Fair Value, Inputs, Level 3 [Member]                    
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]                    
Issuance of Public and Private Warrants with Level 3 measurements       28,537,364            
Value of warrant liability measured with Level 3 inputs at December 31, 2020     23,676,615              
Change in fair value of warrant liability measured with Level 3 inputs     (2,482,566) 14,726,289            
Transfer in/out     0 (19,587,038)            
Value of warrant liability measured with Level 3 inputs at March 31, 2021 $ 21,194,049   $ 21,194,049 $ 23,676,615       $ 23,676,615