Goodwill and Intangible Assets (Tables)

6 Months Ended

Jun. 30, 2020

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of goodwill balances and adjustments by reportable segment

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

Schedule of identifiable 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

Schedule of future intangible asset amortization

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