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Pension Plans - Schedule of Expected Benefit Payments (Details) $ in Millions | Dec. 31, 2018 USD ($)
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U.S./ other |
Defined Benefit Plan Disclosure [Line Items] |
2019 | $ 2.3
2020 | 2.3
2021 | 2.3
2022 | 2.3
2023 | 2.3
Thereafter | 11.7
U.K. |
Defined Benefit Plan Disclosure [Line Items] |
2019 | 17.6
2020 | 17.9
2021 | 18.3
2022 | 18.7
2023 | 19.1
Thereafter | $ 102.2

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