CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Millions		3 Months Ended		9 Months Ended
		Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Income Statement [Abstract]
Revenue		$ 1,504	$ 3,558	$ 4,279	$ 9,320
Costs and expenses:
Cost of revenue (exclusive of depreciation and amortization shown separately below)	[1]	375	548	1,393	1,538
Selling and marketing	[1]	529	1,646	2,035	4,810
Technology and content	[1]	224	304	787	905
General and administrative	[1]	134	210	473	599
Depreciation and amortization		220	228	681	684
Impairment of goodwill		14	0	799	0
Impairment of intangible assets		41	0	172	0
Legal reserves, occupancy tax and other		2	11	(11)	25
Restructuring and related reorganization changes		78	2	206	16
Operating income (loss)		(113)	609	(2,256)	743
Other income (expense):
Interest income		3	17	16	45
Interest expense		(113)	(40)	(258)	(120)
Other, net		(1)	(25)	(158)	(13)
Total other expense, net		(111)	(48)	(400)	(88)
Income (loss) before income taxes		(224)	561	(2,656)	655
Provision for income taxes		24	(154)	319	(161)
Net income (loss)		(200)	407	(2,337)	494
Net (income) loss attributable to non-controlling interests		8	2	108	(5)
Net income (loss) attributable to Expedia Group, Inc.		(192)	409	(2,229)	489
Preferred stock dividend		(29)	0	(46)	0
Net income (loss) attributable to Expedia Group, Inc. common stockholders		$ (221)	$ 409	$ (2,275)	$ 489
Earnings (loss) per share attributable to Expedia Group, Inc. available to common stockholders
Basic (in dollars per share)		$ (1.56)	$ 2.77	$ (16.13)	$ 3.30
Diluted (in dollars per share)		$ (1.56)	$ 2.71	$ (16.13)	$ 3.24
Shares used in computing earnings (loss) per share (000's):
Basic (in shares)		141,306	147,232	141,068	148,052
Diluted (in shares)		141,306	150,635	141,068	150,912

[1] (1) Includes stock-based compensation as follows:Cost of revenue$3 $3 $9 $9 Selling and marketing12 11 37 34 Technology and content15 18 53 56 General and administrative17 28 57 76