Stock-Based Compensation - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]
Non-cash stock-based compensation expense (benefit)			$ 60.6	$ (69.7)
Capitalized compensation cost			13.7	8.8
Software and Capitalized Software Costs [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]
Capitalized compensation cost	$ 8.5	$ 5.2	13.7	8.8
Restricted Stock Awards and PSU Awards [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]
Non-cash stock-based compensation expense (benefit)			$ 60.6	$ 69.7