Consolidated Statements of Operations (unaudited) (Parenthetical) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Equity-based compensation expense	$ 71.8	$ 73.9
Cost of revenue
Equity-based compensation expense	0.0	0.4
Technology and development
Equity-based compensation expense	37.5	39.0
Marketing and advertising
Equity-based compensation expense	7.3	6.6
Customer care
Equity-based compensation expense	5.8	5.4
General and administrative
Equity-based compensation expense	20.4	20.2
Restructuring and other
Equity-based compensation expense	$ 0.8	$ 2.3