Goodwill and Intangible Assets, Net (Tables)

12 Months Ended

Dec. 31, 2024

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill and Intangible Assets

The following table presents our goodwill and intangible assets as of December 31, 2024 and 2023:

	December 31,
	2024		2023
	(In millions)
Goodwill	$	6,844	$	6,849
Intangible assets with indefinite lives	763		912
Intangible assets with definite lives, net	54		111
	$	7,661	$	7,872

Schedule of Changes in Goodwill by Reportable Segment

The following table presents the changes in goodwill by reportable segment:

	B2C		B2B		trivago		Total
	(In millions)
Balance as of December 31, 2022	$	6,433	$	412	$	298	$	7,143
Impairment charges	—		—		(297)		(297)
Foreign exchange translation and other	3		1		(1)		3
Balance as of December 31, 2023	6,436		413		—		6,849
Foreign exchange translation and other	(3)		(2)		—		(5)
Balance as of December 31, 2024	$	6,433	$	411	$	—	$	6,844

Schedule of Intangible Assets with Definite Lives

The following table presents the components of our intangible assets with definite lives as of December 31, 2024 and 2023:

	December 31, 2024						December 31, 2023
	Cost		Accumulated Amortization		Net		Cost		Accumulated Amortization		Net
	(In millions)
Customer relationships	$	380	$	(369)	$	11	$	382	$	(353)	$	29
Supplier relationships	475		(474)		1		480		(471)		9
Domain names	166		(145)		21		167		(131)		36
Other	648		(627)		21		689		(652)		37
Total	$	1,669	$	(1,615)	$	54	$	1,718	$	(1,607)	$	111

Schedule of Estimated Future Amortization Expense Related to Intangible Assets

The estimated future amortization expense related to intangible assets with definite lives as of December 31, 2024, assuming no subsequent impairment of the underlying assets, is as follows, in millions:

2025	$	38
2026	12
2027	4
Total	$	54