Goodwill and Intangible Assets

6 Months Ended

Jun. 30, 2020

Goodwill and Intangible Assets Disclosure [Abstract]

Goodwill and Intangible Assets

Goodwill and Intangible Assets

Goodwill

The following table presents goodwill activity by reportable segment during the six months ended June 30, 2020 (in millions):

	December 31, 2019		Goodwill Acquired		Adjustments		June 30, 2020
Marketplace	$	4,533	$	—	$	(49)	$	4,484
Classifieds	396		30		—		426
Total	$	4,929	$	30	$	(49)	$	4,910

The adjustments to goodwill during the six months ended June 30, 2020 were primarily due to foreign currency translation.

Intangible Assets

The components of identifiable intangible assets are as follows (in millions, except years): 

	June 30, 2020							December 31, 2019
	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount		Weighted Average Useful Life (Years)	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount		Weighted Average Useful Life (Years)
Intangible assets:
Customer lists and user base	$	436	$	(395)	$	41	5	$	432	$	(383)	$	49	5
Marketing related	483		(476)		7		5	491		(486)		5		5
Developed technologies	234		(230)		4		3	235		(230)		5		3
All other	165		(161)		4		4	161		(158)		3		4
Total	$	1,318	$	(1,262)	$	56		$	1,319	$	(1,257)	$	62

Amortization expense for intangible assets was $10 million and $12 million for the three months ended June 30, 2020 and 2019, respectively and $20 million and $25 million for the six months ended June 30, 2020 and 2019.

Expected future intangible asset amortization as of June 30, 2020 is as follows (in millions):

Remaining 2020	$	22
2021	26
2022	6
2023	2
Total	$	56