Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

Change in Carrying Amount of Goodwill

The change in the carrying amount of goodwill by segment is shown below:

(in millions)	Ratings			Market and Commodities Intelligence			Indices		Total
Balance as of December 31, 2014	$	122		$	889		$	376	$	1,387
Acquisitions	—			1,602			—		1,602
Reclassifications 1	—			(75		)	—		(75		)
Other (primarily Fx)	(8		)	(24		)	—		(32		)
Balance as of December 31, 2015	114			2,392			376		2,882
Acquisitions	—			106			7		113
Dispositions	—			(35		)	—		(35		)
Other (primarily Fx)	(5		)	(6		)	—		(11		)
Balance as of December 31, 2016	$	109		$	2,457		$	383	$	2,949

¹  Relates to J.D. Power, which is classified as assets held for sale in our consolidated balance sheet as of December 31, 2015.

Other Intangible Assets

The following table summarizes our definite-lived intangible assets:

(in millions)
Cost	Databases and software			Content		Customer relationships			Tradenames			Other intangibles			Total
Balance as of December 31, 2014	$	113		$	139	$	228		$	46		$	111		$	637
Acquisitions	421			—		—			—			177			598
Reclassifications 1	(19		)	—		(62		)	(2		)	(8		)	(91		)
Other (primarily Fx)	(5		)	—		2			3			(11		)	(11		)
Balance as of December 31, 2015	510			139		168			47			269			1,133
Acquisitions	—			—		—			—			98			98
Dispositions	—			—		—			(2		)	(8		)	(10		)
Impairment 2	(2		)	—		—			—			(22		)	(24		)
Reclassifications	—			—		165			1			(166		)	—
Other (primarily Fx)	(2		)	—		(3		)	(1		)	(8		)	(14		)
Balance as of December 31, 2016	$	506		$	139	$	330		$	45		$	163		$	1,183
Accumulated amortization
Balance as of December 31, 2014	$	88		$	59	$	80		$	35		$	64		$	326
Current year amortization	20			14		9			2			22			67
Reclassifications 1	(18		)	—		(30		)	(2		)	(14		)	(64		)
Other (primarily Fx)	(2		)	—		1			1			(5		)	(5		)
Balance as of December 31, 2015	88			73		60			36			67			324
Current year amortization	47			14		21			2			12			96
Dispositions	—			—		—			(1		)	(6		)	(7		)
Impairment 2	(2		)	—		—			—			(10		)	(12		)
Reclassifications	2			—		5			—			(7		)	—
Other (primarily Fx)	(3		)	—		(2		)	(1		)	(4		)	(10		)
Balance as of December 31, 2016	$	132		$	87	$	84		$	36		$	52		$	391
Net definite-lived intangibles:
December 31, 2015	$	422		$	66	$	108		$	11		$	202		$	809
December 31, 2016	$	374		$	52	$	246		$	9		$	111		$	792

¹  Relates to J.D. Power, which is classified as assets held for sale in our consolidated balance sheet as of December 31, 2015.

²  Relates to a technology-related impairment charge at Market and Commodities Intelligence and recorded in selling and general expenses in our consolidated statement of income.

Projected Amortization Expense for Intangible Assets

Expected amortization expense for intangible assets over the next five years for the years ended December 31, assuming no further acquisitions or dispositions, is as follows:

(in millions)	2017		2018		2019		2020		2021
Amortization expense	$	88	$	84	$	79	$	73	$	62