Goodwill and Intangible Assets - Summary of Intangible Assets (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Dec. 31, 2021
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 838,411	$ 833,935
Accumulated Amortization	(556,358)	(536,789)
Net	282,053	297,146
Customer lists
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	507,549	507,087
Accumulated Amortization	(314,327)	(304,855)
Net	193,222	202,232
Trademarks
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	77,550	77,434
Accumulated Amortization	(33,293)	(31,685)
Net	44,257	45,749
Non-compete agreement
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	3,197	3,191
Accumulated Amortization	(2,487)	(2,462)
Net	710	729
Technology
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	235,057	231,165
Accumulated Amortization	(199,533)	(191,320)
Net	35,524	39,845
Domain names
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	10,118	10,118
Accumulated Amortization	(4,177)	(4,009)
Net	5,941	6,109
Favorable leases
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	4,940	4,940
Accumulated Amortization	(2,541)	(2,458)
Net	$ 2,399	$ 2,482
Minimum | Customer lists
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Lives	7 years
Minimum | Trademarks
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Lives	4 years
Minimum | Non-compete agreement
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Lives	1 year
Minimum | Technology
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Lives	3 years
Minimum | Domain names
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Lives	3 years
Minimum | Favorable leases
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Lives	4 years
Maximum | Customer lists
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Lives	17 years
Maximum | Trademarks
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Lives	16 years
Maximum | Non-compete agreement
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Lives	4 years
Maximum | Technology
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Lives	7 years
Maximum | Domain names
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Lives	15 years
Maximum | Favorable leases
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Lives	14 years