Goodwill, Trade Name, and Customer Lists - Schedule of Changes in Carrying Amount of Goodwill (Details) $ in Thousands	9 Months Ended
Sep. 30, 2021 USD ($)
Goodwill [Line Items]
Balance - December 31, 2020	$ 770,089
Balance - September 30, 2021	772,669
Successor Period [Member]
Goodwill [Line Items]
Balance - December 31, 2020	770,089
Acquisitions	3,120
Foreign currency translation	(540)
Balance - September 30, 2021	$ 772,669

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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