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Summary of Significant Accounting Policies - Additional Information (Detail)
Jun. 30, 2020
USD ($)
shares
Significant Accounting Policies [Line Items]  
Federal depository insurance coverage limit $ 250,000
Cash and cash equivalents $ 0
Class A Shares [Member]  
Significant Accounting Policies [Line Items]  
Common stock that are subject to forfeiture | shares 900,000