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Real Estate Transaction Close Period

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Summary of Significant Accounting Policies (Details) $ in Millions	12 Months Ended
	Dec. 31, 2025 USD ($) Segment	Dec. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)
Schedule of Significant Accounting Policies [Line Items]
Number of reporting units \| Segment	1
Real estate transaction close period	2 years
Advertising costs	$ 165	$ 175	$ 137
Technology and development	607	585	560
Technology and development
Schedule of Significant Accounting Policies [Line Items]
Technology and development	$ 553	$ 543	$ 545
Minimum
Schedule of Significant Accounting Policies [Line Items]
Lessee, operating lease, remaining lease term	4 years
Option to extend lease	1 year
Useful life of capitalized purchased content asset	3 years
Minimum \| Computer equipment
Schedule of Significant Accounting Policies [Line Items]
Expected useful lives	3 years
Minimum \| Office equipment, furniture and fixtures
Schedule of Significant Accounting Policies [Line Items]
Expected useful lives	5 years
Minimum \| Software Development
Schedule of Significant Accounting Policies [Line Items]
Expected useful lives	3 years
Maximum
Schedule of Significant Accounting Policies [Line Items]
Lessee, operating lease, remaining lease term	7 years
Option to extend lease	5 years
Useful life of capitalized purchased content asset	7 years
Maximum \| Office equipment, furniture and fixtures
Schedule of Significant Accounting Policies [Line Items]
Expected useful lives	7 years
Maximum \| Software Development
Schedule of Significant Accounting Policies [Line Items]
Expected useful lives	5 years