Discontinued Operations - Summary of Financial Results (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Income (loss) from discontinued operations, net of income taxes	$ 13,356,000	$ 3,180,000	$ 353,000
eBay Korea
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net revenues	1,409,000	1,377,000	1,207,000
Cost of net revenues	815,000	676,000	551,000
Gross profit	594,000	701,000	656,000
Sales and marketing	529,000	548,000	502,000
Product development	64,000	59,000	46,000
General and administrative	38,000	18,000	17,000
Provision for transaction losses	0	1,000	0
Total operating expenses	631,000	626,000	565,000
Income (loss) from operations of discontinued operations	(37,000)	75,000	91,000
Interest and other, net	2,000	0	6,000
Pre-tax gain on sale	3,240,000	0	0
Income (loss) from discontinued operations before income taxes	3,205,000	75,000	97,000
Income tax benefit (provision)	(335,000)	(20,000)	(14,000)
Income (loss) from discontinued operations, net of income taxes	2,870,000	55,000	83,000
Classifieds
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net revenues	565,000	980,000	1,043,000
Cost of net revenues	63,000	103,000	82,000
Gross profit	502,000	877,000	961,000
Sales and marketing	183,000	286,000	335,000
Product development	105,000	161,000	150,000
General and administrative	76,000	124,000	59,000
Provision for transaction losses	2,000	17,000	15,000
Amortization of acquired intangible assets	0	6,000	11,000
Total operating expenses	366,000	594,000	570,000
Income (loss) from operations of discontinued operations	136,000	283,000	391,000
Interest and other, net	0	0	(2,000)
Pre-tax gain on sale	12,534,000	0	0
Income (loss) from discontinued operations before income taxes	12,670,000	283,000	389,000
Income tax benefit (provision)	(2,185,000)	(86,000)	(172,000)
Income (loss) from discontinued operations, net of income taxes	10,485,000	197,000	217,000
StubHub
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net revenues	0	100,000	1,121,000
Cost of net revenues	0	31,000	290,000
Gross profit	0	69,000	831,000
Sales and marketing	0	51,000	491,000
Product development	0	26,000	114,000
General and administrative	1,000	30,000	125,000
Provision for transaction losses	0	3,000	23,000
Amortization of acquired intangible assets	0	1,000	9,000
Total operating expenses	1,000	111,000	762,000
Income (loss) from operations of discontinued operations	(1,000)	(42,000)	69,000
Pre-tax gain on sale	12,000	3,868,000	0
Income (loss) from discontinued operations before income taxes	11,000	3,826,000	69,000
Income tax benefit (provision)	(10,000)	(896,000)	(10,000)
Income (loss) from discontinued operations, net of income taxes	1,000	2,930,000	59,000
Paypal and Enterprise
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Income (loss) from discontinued operations, net of income taxes	$ 0	$ (2,000)	$ (6,000)