Quarterly report pursuant to Section 13 or 15(d)

Contingent Earn-Out Consideration - Additional Information (Detail)

v3.20.2
Contingent Earn-Out Consideration - Additional Information (Detail) - USD ($)
9 Months Ended
Sep. 30, 2020
Dec. 31, 2019
Business Acquisition, Contingent Consideration [Line Items]    
Estimated contingent earn-out $ 7,000 $ 19,000
Cash payments for contingent earn-out consideration $ 0