Leases - Narrative (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025
Leases
Total undiscounted rent obligations	$ 5,300.2		$ 5,300.2
Sublease income	$ 2.7	$ 4.3	$ 7.5	$ 13.3
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