Significant Accounting Policies - Additional Information (Details)		12 Months Ended
		Dec. 31, 2023 USD ($) ft² Location Subsidiary	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Jan. 01, 2023 USD ($)	Jan. 01, 2022 USD ($)
Schedule Of Accounting Policies [Line Items]
Advertising expense		$ 706,000,000	$ 572,000,000	$ 282,000,000
Expected dividend yield		0.00%	0.00%	0.00%
Financial instruments including money market funds maturities period		90 days
Minimum maturities of short-term marketable securities		90 days
Maximum remaining maturity for short-term marketable securities		12 months
Maximum maturity period for marketable security		3 years
Weighted Average Maturity		18 months
Customer invoices due period		30 days
Minimum probability that the fair value of the reporting unit is less than the carrying amount		50.00%
Deferred merchant payables		$ 237,000,000	$ 203,000,000
Minimum maturity at purchase date for a short term marketable security		90 days
Net foreign currency exchange gains/(losses)	[1]	$ (5,000,000)	$ (5,000,000)	$ (4,000,000)
Foreign currency exchange contracts maturity period, maximum		90 days	90 days	90 days
Available for sale securities		$ 0	$ 0
Impairment of indefinite-lived intangible assets		0	0	$ 0
Deferred revenue		49,000,000	44,000,000		$ 44,000,000	$ 36,000,000
Revenue recognized		41,000,000	34,000,000
Revenue refunded due to cancellation		$ 3,000,000	2,000,000
Corporate Headquarter Office Space
Schedule Of Accounting Policies [Line Items]
Leased square footage of office space | ft²		280,000
Lease expiration date		Dec. 31, 2030
Extended lease term		5 years
Selling and Marketing
Schedule Of Accounting Policies [Line Items]
Amortization expense		$ 1,000,000	1,000,000	$ 1,000,000
U.S. Treasury Securities
Schedule Of Accounting Policies [Line Items]
Portfolio based securities loss expectation		0
U.S. Government Agency Securities
Schedule Of Accounting Policies [Line Items]
Portfolio based securities loss expectation		$ 0
ASC 606
Schedule Of Accounting Policies [Line Items]
Customer invoices due period		30 days
ASC 606 | Other Long-term Assets
Schedule Of Accounting Policies [Line Items]
Unamortized contract costs		$ 3,000,000	$ 4,000,000
Accounting Standards Update 2016-02
Schedule Of Accounting Policies [Line Items]
Operating leases options to extend lease terms		5 years
Customer Concentration Risk | Sales [Member] | Expedia
Schedule Of Accounting Policies [Line Items]
Customer concentration risk		10.00%	10.00%	10.00%
Customer Concentration Risk | Sales [Member] | Booking
Schedule Of Accounting Policies [Line Items]
Customer concentration risk		10.00%	10.00%	10.00%
Customer Concentration Risk | Sales [Member] | Expedia and Booking
Schedule Of Accounting Policies [Line Items]
Customer concentration risk		25.00%	31.00%	34.00%
Customer Concentration Risk | Contract Assets [Member] | Expedia
Schedule Of Accounting Policies [Line Items]
Customer concentration risk		10.00%	19.00%
Minimum
Schedule Of Accounting Policies [Line Items]
Depreciation over the estimated useful lives of assets		3 years
Capitalized contract cost, Amortization period		1 year
Maximum
Schedule Of Accounting Policies [Line Items]
Depreciation over the estimated useful lives of assets		5 years
Maximum | Stock options and Rsus | 2026 Senior Notes
Schedule Of Accounting Policies [Line Items]
Cap price		107.36	107.36
Maximum | Sales Incentive Program
Schedule Of Accounting Policies [Line Items]
Capitalized contract cost, Amortization period		1 year
Maximum | Accounting Standards Update 2016-02
Schedule Of Accounting Policies [Line Items]
Operating lease, option to terminate		1 year
Employee Stock Option
Schedule Of Accounting Policies [Line Items]
Term of stock options, granted		10 years
Vesting period		4 years
Restricted Stock Units
Schedule Of Accounting Policies [Line Items]
Vesting period		4 years
China
Schedule Of Accounting Policies [Line Items]
Number of operating subsidiaries | Subsidiary		1
North America and Europe and Asia Pacific
Schedule Of Accounting Policies [Line Items]
Lease expiration date		Oct. 31, 2034
Leased area of office space | ft²		340,000
Leased location | Location		30

[1] Foreign currency exchange gains (losses), net, are related to foreign exchange transaction gains and losses due to required conversion from transaction currency to functional currency, offset by any foreign currency forward contract gains and losses.