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Leases (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Operating Lease Cost [Abstract] |  |  |
Operating lease cost | $ 15.5 |  |
Short-term lease cost | 1.1 |  |
Total | 16.6 |  |
Operating cash flows information [Abstract] |  |  |
Cash paid for amounts included in the measurement of lease liabilities | 16.2 |  |
Non-cash activity [Abstract] |  |  |
Right-of-use assets obtained in the exchange for operating lease liabilities | $ 7.3 |  |
Weighted Average Remaining Lease Term and Discount Rates [Abstract] |  |  |
Weighted-average remaining operating lease term | 7 years 6 months 25 days |  |
Weighted-average operating leases discount rate | 5.00% |  |
Outstanding Lease Assets and Liabilities [Abstract] |  |  |
Right-of-use asset | $ 44.8 |  |
Lease liability - current | $ 11.9 |  |
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List] | us-gaap:OtherLiabilitiesCurrent |  |
Lease liability - non-current | $ 43.3 |  |
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List] | us-gaap:OtherLiabilitiesNoncurrent |  |
Future Minimum Lease Payments [Abstract] |  |  |
2020 | $ 14.3 |  |
2021 | 10.8 |  |
2022 | 8.5 |  |
2023 | 6.6 |  |
2024 | 5.2 |  |
Thereafter | 21.4 |  |
Total future minimum lease payments | 66.8 |  |
Less imputed interest | (11.6) |  |
Total | $ 55.2 |  |
Minimum Lease Payments under Non-cancellable Operating Leases [Abstract] |  |  |
2019 |  | $ 17.3 |
2020 |  | 13.0 |
2021 |  | 9.5 |
2022 |  | 8.2 |
2023 |  | 7.0 |
Thereafter |  | 24.8 |
Total |  | 79.8 |
Rent Expense [Abstract] |  |  |
Rent expense |  | $ 19.5 | $ 19.3
Minimum [Member] |  |  |
Operating Leases [Abstract] |  |  |
Remaining lease terms | 1 year |  |
Maximum [Member] |  |  |
Operating Leases [Abstract] |  |  |
Remaining lease terms | 50 years |  |

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