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Assets Held for Sale and Related Divestiture - Narrative (Details) $ in Millions |  | 3 Months Ended |
--- | --- | --- | ---
Aug. 04, 2021 USD ($) Item | Mar. 31, 2022 USD ($) | Mar. 31, 2021 USD ($) | Dec. 31, 2021 USD ($)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |
Liability |  | $ 358.6 |  | $ 821.9
Gain on sale |  | 151.4 |  |
Business Solutions | Asset Held for Sale, Not Discontinued Operations |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |
Consideration from sale of business | $ 910.0 |  |  |
Number of closings | Item | 2 |  |  |
Revenues |  | 89.1 | $ 96.5 |
Operating expenses |  | 62.6 | $ 81.8 |
Divestiture costs directly associated with transaction |  | 3.2 |  |
Unrealized currency translation gains |  | 17.8 |  |
Liability |  | 358.6 |  | $ 821.9
Gain on sale |  | 151.4 |  |
Other expense |  | 2.8 |  |
Business Solutions | Asset Held for Sale, Not Discontinued Operations | Other liabilities | European Union and United Kingdom |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |
Liability |  | $ 390.3 |  |

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