Quarterly report pursuant to Section 13 or 15(d)

Goodwill - Schedule of Goodwill (Details)

v3.21.2
Goodwill - Schedule of Goodwill (Details) - USD ($)
$ in Thousands
9 Months Ended 12 Months Ended
Sep. 30, 2021
Dec. 31, 2020
Goodwill Roll Forward    
Balance at beginning of period $ 737,415 $ 731,989
Current period acquisitions 23,248 21,467
Current period dispositions   (16,191)
Other provisional adjustments (893) 150
Balance at end of period $ 759,770 $ 737,415