Other Intangible Assets, net and Goodwill (Tables)

3 Months Ended

Mar. 31, 2020

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of identifiable intangible assets

The following tables summarize the gross carrying amounts and accumulated amortization of the Company’s identifiable intangible assets by major class:

	March 31, 2020							December 31, 2019
	Gross		Accumulated Amortization			Net		Gross		Accumulated Amortization			Net
Finite-lived intangible assets
Customer relationships	$	656,500	$	(182,765	)	$	473,735	$	280,493	$	(180,571	)	$	99,922
Databases and content	1,802,169		(370,220		)	1,431,949		1,755,323		(342,385		)	1,412,938
Computer software	330,318		(152,114		)	178,204		285,701		(135,919		)	149,782
Trade names	6,770		—			6,770		1,570		—			1,570
Backlog	27,999		(584		)	27,415		—		—			—
Finite-lived intangible assets	2,823,756		(705,683		)	2,118,073		2,323,087		(658,875		)	1,664,212
Indefinite-lived intangible assets
Trade names	164,275		—			164,275		164,428		—			164,428
Total intangible assets	$	2,988,031	$	(705,683	)	$	2,282,348	$	2,487,515	$	(658,875	)	$	1,828,640

Schedule of Goodwill

The following table summarizes changes in the carrying amount of goodwill for the three months ended March 31, 2020:    

	Total
Balance as of December 31, 2019	$	1,328,045
Acquisitions	499,067
Changes due to foreign currency fluctuations	(4,028		)
Balance as of March 31, 2020	$	1,823,084