Annual report pursuant to Section 13 and 15(d)

Investments and Fair Value Measurements - Schedule of Changes in Fair Value of Estimated Contingent Consideration (Detail)

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Investments and Fair Value Measurements - Schedule of Changes in Fair Value of Estimated Contingent Consideration (Detail) - Level 3 - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Fair Value Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Line Items]    
Beginning balance $ 16,402 $ 15,921
Payments of contingent consideration (3,744) (741)
Non-cash changes in fair value of estimated contingent consideration 5,305 1,222
Ending balance $ 17,963 $ 16,402