Annual report pursuant to Section 13 and 15(d)

Fair Value Measurements - Additional Information (Detail)

v3.21.2
Fair Value Measurements - Additional Information (Detail)
4 Months Ended
Dec. 31, 2020
USD ($)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Fair value transfer between levels $ 0
Change in fair value of warrant liabilities 3,523,003
Warrant Liabilities [Member]  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Change in fair value of warrant liabilities $ 3,500,000