Leases - Narrative (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Leases
Total undiscounted rent obligations	$ 5,427.5		$ 5,427.5
Sublease income	$ 4.3	$ 4.4	$ 13.3	$ 12.0
Property leases | Minimum
Leases
Initial lease period (in years)	5 years		5 years
Property leases | Maximum
Leases
Initial lease period (in years)	20 years		20 years
Equipment leases | Maximum
Leases
Initial lease period (in years)	5 years		5 years