Revenue Recognition - Additional Information (Details) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Disaggregation of Revenue [Line Items]
Revenues from services	[1]	$ 19,827.5	$ 20,724.4	$ 18,001.0
Franchise fees
Disaggregation of Revenue [Line Items]
Revenues from services		$ 15.7	$ 15.3	$ 14.1

[1] (a) The United States revenues above represent revenues from our company-owned branches and franchise fees received from our franchise operations, which were $12.8, $12.8 and $12.6 for 2022, 2021 and 2020, respectively.