Restructuring and Severance - Summary of Restructuring Activity (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Restructuring Cost and Reserve [Line Items]
Beginning Balance	$ 40.4
Charges	3.7	$ 0.2
Payments	(40.2)
Ending Balance	3.9
Corporate [Member]
Restructuring Cost and Reserve [Line Items]
Beginning Balance	1.2
Charges	0.0
Payments	(1.1)
Ending Balance	0.1
Network [Member] | Operating Segments [Member]
Restructuring Cost and Reserve [Line Items]
Beginning Balance	39.2
Charges	3.7	$ 0.2
Payments	(39.1)
Ending Balance	$ 3.8