Warrant Liability (As Restated) - Additional Information (Detail)	4 Months Ended
	Dec. 31, 2020 $ / shares
Public Warrant [Member]
Class of Warrant or Right [Line Items]
Warrants and Rights Outstanding, Term	5 years
Class of warrants or rights period within which registration shall be effective	60 days
Class of warrants or rights period after which exercising of the same can be done	15 days
Public Warrant [Member] | Share Price Less Than Dollar Nine Point Two Zero [Member]
Class of Warrant or Right [Line Items]
Number of trading days for determining volume weighted average share price	20 days
Share Redemption Trigger Price	$ 9.20
Class Of Warrant Or Right, Exercise Price Adjustment Percentage Higher Of Market Value	115.00%
Minimum Gross Proceeds Required From Issuance Of Equity	60.00%
Public Warrant [Member] | Share Price Less Than Dollar Eighteen And Greater Than Or Equals To Nine Point Two Zero [Member]
Class of Warrant or Right [Line Items]
Share Redemption Trigger Price	$ 10.00
Class Of Warrant Or Right, Exercise Price Adjustment Percentage Higher Of Market Value	100.00%
Class of Warrant or Right, Minimum Notice Period For Redemption	30 days
Class of warrant or right, redemption price	$ 0.10
Reference value per share	18.00
Public Warrant [Member] | Share Price Equals Or Exceeds Dollar Eighteen [Member]
Class of Warrant or Right [Line Items]
Class of warrants or rights redemption price per warrant	$ 0.01
Class of warrants redemption notice period	30 days
Share Redemption Trigger Price	$ 18.00
Class Of Warrant Or Right, Exercise Price Adjustment Percentage Higher Of Market Value	180.00%
Class of Warrant or Right Redemption Threshold Trading Days	20 days
Class of Warrant or Right Redemption Threshold Consecutive Trading Days	30 days
Public Warrant [Member] | After Closing Of Business Combination [Member]
Class of Warrant or Right [Line Items]
Class of warrants or rights period after which exercising of the same can be done	30 days
Public Warrant [Member] | After Closing Of IPO [Member]
Class of Warrant or Right [Line Items]
Class of warrants or rights period after which exercising of the same can be done	12 days
Private Placement Warrants [Member]
Class of Warrant or Right [Line Items]
Class of warrants or rights lock in period	30 days