CONSOLIDATED STATEMENTS OF OPERATIONS (Parenthetical) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Cost of revenue
Stock-based compensation	$ 4	$ 4	$ 7	$ 6
Selling and marketing
Stock-based compensation	23	23	43	42
Technology and content
Stock-based compensation	39	40	77	80
General and administrative
Stock-based compensation	36	39	73	82
Restructuring and related reorganization charges
Stock-based compensation	$ 3	$ 8	$ 3	$ 8