Quarterly report pursuant to Section 13 or 15(d)

Investments and Fair Value Measurements - Schedule of Inputs Used in Fair Value Measurement of Estimated Contingent Consideration (Detail)

v3.21.2
Investments and Fair Value Measurements - Schedule of Inputs Used in Fair Value Measurement of Estimated Contingent Consideration (Detail) - Level 3
$ in Thousands
Jun. 30, 2021
USD ($)
Mar. 31, 2021
USD ($)
Dec. 31, 2020
USD ($)
Dec. 31, 2019
USD ($)
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]        
Equity consideration for SLP acquired $ 19,928 $ 18,588 $ 16,402 $ 15,921
Forecasted Growth Rate        
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]        
Fair value measurement input of estimated contingent consideration 17.4   16.4  
Discount Rate        
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]        
Fair value measurement input of estimated contingent consideration 11.1   11.7