Segments (Tables)

6 Months Ended

Jun. 30, 2018

Segment Reporting [Abstract]

Schedule of revenue by type

The following table sets forth the breakdown of net revenues by type for the three and six months ended June 30, 2018 and 2017 (in millions):

	Three Months Ended June 30,				Six Months Ended June 30,
	2018		2017		2018		2017
Net transaction revenues:
Marketplace	$	1,837	$	1,679	$	3,629	$	3,288
StubHub	240		229		471		435
Total net transaction revenues	2,077		1,908		4,100		3,723
Marketing services and other revenues:
Marketplace	298		283		608		566
Classifieds	259		219		505		418
StubHub, Corporate and other	6		9		7		15
Total marketing services and other revenues	563		511		1,120		999
Total net revenues	$	2,640	$	2,419	$	5,220	$	4,722

Schedule of Revenue by Geographic Area

The following table summarizes the allocation of net revenues based on geography for the three and six months ended June 30, 2018 and 2017 (in millions):  

	Three Months Ended June 30,				Six Months Ended June 30,
	2018		2017		2018		2017
Net revenues by geography:
U.S.	$	1,055	$	1,005	$	2,129	$	1,995
United Kingdom	369		329		725		640
Germany	407		353		799		684
South Korea	304		269		587		514
Rest of world	505		463		980		889
Total net revenues	$	2,640	$	2,419	$	5,220	$	4,722