Segment Data - Schedule of Segment Data (Parenthetical) (Details) - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2022	Mar. 31, 2021
Segment Reporting Information [Line Items]
Revenues from services	$ 5,143.3	$ 4,924.4
Franchise revenue	265.2	249.1
Franchise fees
Segment Reporting Information [Line Items]
Revenues from services	3.6	3.6
Americas
Segment Reporting Information [Line Items]
Revenues from services	1,251.2	1,002.9
Americas \| United States
Segment Reporting Information [Line Items]
Revenues from services	889.4	608.8
Americas \| United States \| Franchise fees
Segment Reporting Information [Line Items]
Revenues from services	2.9	3.1
Franchise revenue	$ 110.8	$ 117.5

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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+ Details