Goodwill and Other Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2019

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Changes in the Net Carrying Amount of Goodwill by Operating Segment

The changes in the net carrying amount of goodwill for the three months ended March 31, 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	(1		)
Goodwill related to prior year acquisitions	1
Foreign currency translation and other	33
Balance as of March 31, 2019	$	8,219

Schedule of Other Intangible Assets by Asset Class

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

	March 31, 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	$	2,282	$	1,501	$	781	$	2,240	$	1,444	$	796
Tradenames	1,030		795		235		1,027		740		287
Technology and other	391		330		61		391		325		66
Total	$	3,703	$	2,626	$	1,077	$	3,658	$	2,509	$	1,149

Schedule of Estimated Future Amortization Expense on Intangible Assets

The estimated future amortization for finite lived intangible assets as of March 31, 2019 is as follows (in millions):

Remainder of 2019	$	311
2020	217
2021	128
2022	85
2023	73
2024	56
Thereafter	207
Total	$	1,077