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Income Taxes - Schedule Of Effective Income Tax Rate Reconciliation (Detail)
5 Months Ended
Dec. 31, 2020
Effective Income Tax Rate Reconciliation, Amount [Abstract]  
Statutory Federal income tax rate 21.00%
Financing cost - derivative warrant liabilities (16.72%)
Change in fair value of derivative warrant liabilities (2.92%)
Change in Valuation Allowance (1.40%)
Income Taxes Benefit 0.00%