Goodwill and Other Intangible Assets

12 Months Ended

Dec. 31, 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 years ended December 31, 2019 and 2018, respectively, are as follows (in millions):

Balance as of January 1, 2018	$	8,358
Goodwill related to current year acquisitions	38
Goodwill related to disposals	(2		)
Goodwill related to prior year acquisitions	4
Foreign currency translation	(227		)
Balance as of December 31, 2018	$	8,171
Goodwill related to current year acquisitions	34
Goodwill related to disposals	(11		)
Goodwill related to prior year acquisitions	2
Foreign currency translation	(31		)
Balance as of December 31, 2019	$	8,165

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

	As of December 31
	2019						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	$	2,264	$	1,600	$	664	$	2,240	$	1,444	$	796
Tradenames	1,029		956		73		1,027		740		287
Technology and other	380		334		46		391		325		66
Total	$	3,673	$	2,890	$	783	$	3,658	$	2,509	$	1,149

Amortization expense and impairment charges from finite lived intangible assets were $392 million, $593 million, and $704 million for the years ended December 31, 2019, 2018, and 2017, respectively.

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

	Estimated Future Amortization
For the years ended
2020	$	223
2021	127
2022	86
2023	76
2024	59
Thereafter	212
Total	$	783