Quarterly report pursuant to Section 13 or 15(d)

Goodwill - Summary of Goodwill (Detail)

v3.21.2
Goodwill - Summary of Goodwill (Detail) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2021
Mar. 31, 2021
Jun. 30, 2020
Jun. 30, 2020
Goodwill and Intangible Assets Disclosure [Abstract]        
Beginning balance $ 0 $ 121,233 $ 121,137 $ 121,137
Additions from acquisitions 1,298,324 7,517 617 617
Ending balance $ 1,298,324 $ 128,750 $ 121,754 $ 121,754