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Fair Value Measurements - Summary of changes in the fair value of warrant liabilities (Detail) - USD ($)
 3 Months Ended 4 Months Ended
Mar. 31, 2021
Dec. 31, 2020
Dec. 31, 2020
Disclosure of Changes in the Fair Value of Warrant Liabilities [Line Items]      
Beginning balance $ 15,090,000    
Change in valuation inputs or other assumptions 436,667   $ 1,690,000
Ending balance 15,526,667 $ 15,090,000 15,090,000
Warrant Liability - Private Placement Warrants [Member]      
Disclosure of Changes in the Fair Value of Warrant Liabilities [Line Items]      
Beginning balance 5,506,667 4,900,000  
Change in valuation inputs or other assumptions 186,667 606,667  
Ending balance 5,693,334 5,506,667 5,506,667
Warrant Liability - Public Warrants [Member]      
Disclosure of Changes in the Fair Value of Warrant Liabilities [Line Items]      
Beginning balance 9,583,333 8,500,000  
Change in valuation inputs or other assumptions 250,000 1,083,333  
Ending balance 9,833,333 9,583,333 9,583,333
Warrant Liabilities [Member]      
Disclosure of Changes in the Fair Value of Warrant Liabilities [Line Items]      
Beginning balance 15,090,000 13,400,000  
Change in valuation inputs or other assumptions 436,667 1,690,000  
Ending balance $ 15,526,667 $ 15,090,000 $ 15,090,000