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Acquisitions and Dispositions - Schedule of Preliminary Allocation of Assets and Liabilities (Details) - USD ($) $ in Millions | Mar. 31, 2022 | Dec. 31, 2021 | Oct. 01, 2021
--- | --- | --- | ---
Business Acquisition [Line Items] |  |  |  |
Operating lease right-of-use assets |  | $ 351.5 | $ 373.4 |
Goodwill | [1] | 1,710.0 | 1,722.2 |
Long-term operating lease liability |  | $ (256.3) | $ (275.8) |
Americas [Member] |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Cash and cash equivalents |  |  |  | $ 14.6
Accounts receivable |  |  |  | 132.2
Prepaid expenses and other assets |  |  |  | 6.3
Operating lease right-of-use assets |  |  |  | 8.7
Goodwill |  |  |  | 519.6
Intangible assets subject to amortization, customer relationship |  |  |  | 360.0
Accounts payable |  |  |  | (40.5)
Employee compensation payable |  |  |  | (15.0)
Accrued liabilities |  |  |  | (7.9)
Accrued payroll taxes and insurance |  |  |  | (11.2)
Value added taxes payable |  |  |  | (12.2)
Long-term operating lease liability |  |  |  | (5.9)
Other long-term liabilities |  |  |  | (17.8)
Total assets acquired and liabilities assumed |  |  |  | $ 930.9
[1] | Balances were net of accumulated impairment loss of $644.2 as of both March 31, 2022 and December 31, 2021.

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