Leases - Cash flow information, weighted average remaining term and discount rate (Details) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021
Cash paid for amounts included in the measurement of lease liabilities
Operating cash flows from operating leases	$ 185.5	$ 186.9
Right-of-use assets obtained in exchange for operating lease liabilities, net	$ 112.3	$ 68.0
Weighted-average remaining lease term - operating leases	25 years		25 years
Weighted-average discount rate - operating leases	6.60%		6.70%