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Unaudited Condensed Consolidated Statements of Operations (Parenthetical) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Stock-based compensation:
Stock-based compensation	$ 31	$ 24	$ 92	$ 72
Cost of revenue
Stock-based compensation:
Stock-based compensation	0	0	1	1
Selling and Marketing
Stock-based compensation:
Stock-based compensation	6	4	17	12
Technology and Content
Stock-based compensation:
Stock-based compensation	13	10	38	30
General and Administrative
Stock-based compensation:
Stock-based compensation	$ 12	$ 10	$ 36	$ 29

X

- Definition

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SAB Topic 14.F)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479830/718-10-S99-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (h)(1)(i)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2

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