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Fair Value Measurements - Additional Information (Detail) - USD ($)
$ / shares in Units, $ in Millions
Jun. 30, 2021
Dec. 31, 2020
Dec. 31, 2019
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]      
Fair value of future expected acquisition-related contingent consideration obligations $ 1.0 $ 0.9  
Fair value of warrants $ 2.1    
Warrants, expected term   5 years  
Exercise price   $ 11.50  
Liability [Member]      
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]      
Warrants outstanding     6,350,000