Quarterly report pursuant to Section 13 or 15(d)

Acquisitions, Goodwill and Other Intangible Assets - Additional Information (Detail)

v3.20.2
Acquisitions, Goodwill and Other Intangible Assets - Additional Information (Detail)
3 Months Ended 9 Months Ended
Sep. 30, 2020
USD ($)
Sep. 30, 2019
USD ($)
Sep. 30, 2020
USD ($)
Business
Segment
Sep. 30, 2019
USD ($)
Number of businesses acquired | Business     2  
Number of reporting units | Segment     1  
Goodwill and Intangible Asset Impairment     $ 0  
Business acquisitions, cash consideration     11,821,000 $ 0
Business acquisition fair value of contingent consideration $ 1,800,000   1,800,000  
Business acquisition fair value of deferred consideration 3,900,000   3,900,000  
Business acquisition fair value of intangible assets acquired other than goodwill     8,300,000  
Business combination goodwill acquired     9,247,000 0
Business combination acquisition costs $ 480,000 $ 199,000 $ 1,500,000 $ 339,000