Commitments - Additional Information (Detail)	4 Months Ended
	Dec. 31, 2020 USD ($) Member $ / shares shares
Other Commitments [Line Items]
Deferred underwriting fee per unit | $ / shares	$ 0.35
Deferred Underwriting Expense | $	$ 12,075,000
Securities Lock In Period	180 days
Sponsor [Member]
Other Commitments [Line Items]
Number of sponsors | Member	2
Private Placement Warrants [Member] | Sponsor [Member]
Other Commitments [Line Items]
Warrants issued during the period	40,000
Founder Shares [Member] | Sponsor [Member]
Other Commitments [Line Items]
Stock issued during period, shares, new issues	80,000