CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Millions		3 Months Ended
		Mar. 31, 2021	Mar. 31, 2020
Income Statement [Abstract]
Revenue		$ 1,246	$ 2,209
Costs and expenses:
Cost of revenue (exclusive of depreciation and amortization shown separately below)	[1]	311	629
Selling and marketing	[1]	664	1,205
Technology and content	[1]	247	315
General and administrative	[1]	156	185
Depreciation and amortization		209	229
Impairment of goodwill		0	765
Impairment of intangible assets		0	121
Legal reserves, occupancy tax and other		(1)	(21)
Restructuring and related reorganization changes		29	75
Operating loss		(369)	(1,294)
Other income (expense):
Interest income		2	10
Interest expense		(98)	(50)
Loss on debt extinguishment		(280)	0
Other, net		(5)	(145)
Total other expense, net		(381)	(185)
Loss before income taxes		(750)	(1,479)
Provision for income taxes		169	82
Net loss		(581)	(1,397)
Net loss attributable to non-controlling interests		3	96
Net loss attributable to Expedia Group, Inc.		(578)	(1,301)
Preferred stock dividend		(28)	0
Net loss attributable to Expedia Group, Inc. common stockholders		$ (606)	$ (1,301)
Loss per share attributable to Expedia Group, Inc. available to common stockholders
Basic (in dollars per share)		$ (4.17)	$ (9.24)
Diluted (in dollars per share)		$ (4.17)	$ (9.24)
Shares used in computing earnings (loss) per share (000's):
Basic (in shares)		145,181	140,823
Diluted (in shares)		145,181	140,823

[1] (1) Includes stock-based compensation as follows:Cost of revenue$5 $3 Selling and marketing17 12 Technology and content27 20 General and administrative34 20