Goodwill and Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2020

Goodwill and Intangible Assets Disclosure [Abstract]

Summary Of Changes In Goodwill

Changes in goodwill for the years ended December 31, 2020 and 2019, are as follows:

	Sales			Marketing		Total
(in thousands)
Gross carrying amount as of December 31, 2019	$	2,090,340		$	678,356	$	2,768,696
Accumulated impairment charge(1)		(652,000	)		—		(652,000	)
Balance at December 31, 2019	$	1,438,340		$	678,356	$	2,116,696
Acquisitions		20,788			22,605		43,393
Foreign exchange translation effects		3,250			—		3,250
Balance at December 31, 2020	$	1,462,378		$	700,961	$	2,163,339
	Sales			Marketing		Total
(in thousands)
Gross carrying amount as of December 31, 2018	$	2,085,684		$	672,683	$	2,758,367
Accumulated impairment charge(1)		(652,000	)		—		(652,000	)
Balance at December 31, 2018	$	1,433,684		$	672,683	$	2,106,367
Acquisitions		2,948			4,403		7,351
Foreign exchange translation effects		(418	)		1,270		852
Foreign exchange translation effects		2,126			—		2,126
Balance at December 31, 2019	$	1,438,340		$	678,356	$	2,116,696

(1) During the fiscal year ended December 31, 2018, the Company recognized a non-cash goodwill impairment charge of $652.0 million related to the Company’s sales reporting unit as a result of the Company’s annual evaluation of goodwill impairment test.

Summary Of Intangible Assets

The following tables set forth information for intangible assets:

			December 31, 2020
(in thousands)	Weighted Average Useful Life		Gross Carrying Value		Accumulated Amortization		Accumulated Impairment Charges		Net Carrying Value
Finite-lived intangible assets:
Client relationships		14 years	$	2,455,360	$	977,140	$	—	$	1,478,220
Trade names		8 years		134,220		66,209		—		68,011
Developed technology		5 years		10,160		5,989		—		4,171
Covenant not to compete		5 years		6,100		3,706		—		2,394
Total finite-lived intangible assets				2,605,840		1,053,044		—		1,552,796
Indefinite-lived intangible assets:
Trade names				1,480,000		—		580,000		900,000
Total other intangible assets			$	4,085,840	$	1,053,044	$	580,000	$	2,452,796

			December 31, 2019
(in thousands)	Weighted Average Useful Life		Gross Carrying Value		Accumulated Amortization		Accumulated Impairment Charges		Net Carrying Value
Finite-lived intangible assets:
Client relationships		14 years	$	2,408,573	$	798,153	$	—	$	1,610,420
Trade names		8 years		132,844		52,485		—		80,359
Developed technology		5 years		10,160		3,957		—		6,203
Covenant not to compete		5 years		6,100		2,486		—		3,614
Total finite-lived intangible assets				2,557,677		857,081		—		1,700,596
Indefinite-lived intangible assets:
Trade names				1,480,000		—		580,000		900,000
Total other intangible assets			$	4,037,677	$	857,081	$	580,000	$	2,600,596

Summary Of Estimated Future Amortization Expenses Of Intangible Assets

As of December 31, 2020, estimated future amortization expenses of the Company’s existing intangible assets are as follows:

(in thousands)
2021	$	195,704
2022		193,094
2023		189,512
2024		188,549
2025		183,401
Thereafter		602,536
Total amortization expense	$	1,552,796