Intangible Assets (Tables)

6 Months Ended

Jun. 30, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of intangible assets by class

Intangible assets consisted of the following:

(In millions)	Gross Carrying Amount		Accumulated Amortization		Net Book Value
June 30, 2016
Customer related intangible assets	$	2,197	$	982	$	1,215
Acquired software and technology	508		421		87
Trade names	117		54		63
Capitalized software development costs	609		217		392
Purchased software	226		90		136
Total	$	3,657	$	1,764	$	1,893

(In millions)	Gross Carrying Amount		Accumulated Amortization		Net Book Value
December 31, 2015
Customer related intangible assets	$	2,155	$	922	$	1,233
Acquired software and technology	488		413		75
Trade names	120		53		67
Capitalized software development costs	575		199		376
Purchased software	256		135		121
Total	$	3,594	$	1,722	$	1,872