Goodwill and Other Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2019

Goodwill And Intangible Assets Disclosure [Abstract]

Summary of Changes in Carrying Amount of Goodwill

The table below summarizes the changes in the carrying amount of goodwill by reportable segment for the three months ended March 31, 2019.

(IN MILLIONS)	Connect			Media			Total
Balance, December 31, 2018	$	1,337		$	5,650		$	6,987
Acquisitions, divestitures and other adjustments		(2	)		24			22
Effect of foreign currency translation		3			(3	)		—
Balance, March 31, 2019	$	1,338		$	5,671		$	7,009

Other Intangible Assets

Other Intangible Assets

	Gross Amounts				Accumulated Amortization
	March 31,		December 31,		March 31,			December 31,
(IN MILLIONS)	2019		2018		2019			2018
Indefinite-lived intangibles:
Trade names and trademarks	$	1,921	$	1,921	$	—		$	—
Amortized intangibles:
Trade names and trademarks		144		140		(105	)		(102	)
Customer-related intangibles		3,152		3,145		(1,645	)		(1,604	)
Covenants-not-to-compete		39		39		(38	)		(38	)
Content databases		168		167		(29	)		(26	)
Computer software		3,147		3,029		(1,781	)		(1,694	)
Patents and other		177		173		(130	)		(126	)
Total	$	6,827	$	6,693	$	(3,728	)	$	(3,590	)