Leases - Supplemental Balance Sheet Information (Details) - USD ($) $ in Millions		Sep. 30, 2023	Dec. 31, 2022
Operating Leases
Operating lease ROU assets		$ 400.1	$ 365.7
Operating lease liabilities - current	[1]	102.0	105.5
Long-term operating lease liability		(306.2)	(266.6)
Total operating lease liabilities		$ 408.2	$ 372.1

[1] Operating lease liabilities - current are included in accrued expenses on our Consolidated Balance Sheets.