v3.20.4
Summary of Significant Accounting Policies - Additional Information (Detail)
2 Months Ended
Sep. 30, 2020
USD ($)
shares
Accounting Policies [Line Items]  
Cash $ 146
Cash equivalents 0
Adjustments to additional paid in capital stock issuance costs 9,640,145
Deferred offering costs current 262,384
Unrecognized tax benefits 0
Accrued interest and penalties 0
Cash subject to federal depository insurance $ 250,000
Common Class B [Member] | Over-Allotment Option [Member]  
Accounting Policies [Line Items]  
Common stock shares subject to forfeiture | shares 218,094