Goodwill and Other Intangible Assets

6 Months Ended

Jun. 30, 2019

Goodwill and Intangible Assets Disclosure [Abstract]

Goodwill and Other Intangible Assets

Goodwill and Other Intangible Assets

The changes in the net carrying amount of goodwill for the six months ended June 30, 2019 are as follows (in millions):

Balance as of December 31, 2018	$	8,171
Goodwill related to current year acquisitions	15
Goodwill related to disposals	(9		)
Goodwill related to prior year acquisitions	2
Foreign currency translation and other	19
Balance as of June 30, 2019	$	8,198

Other intangible assets by asset class are as follows (in millions):

	June 30, 2019						December 31, 2018
	Gross Carrying Amount		Accumulated Amortization and Impairment		Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization and Impairment		Net Carrying Amount
Customer related and contract based	$	2,254	$	1,517	$	737	$	2,240	$	1,444	$	796
Tradenames	1,028		847		181		1,027		740		287
Technology and other	385		330		55		391		325		66
Total	$	3,667	$	2,694	$	973	$	3,658	$	2,509	$	1,149

The estimated future amortization for finite lived intangible assets as of June 30, 2019 is as follows (in millions):

Remainder of 2019	$	192
2020	223
2021	128
2022	87
2023	74
2024	58
Thereafter	211
Total	$	973