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Debt, Interest Income, Expense and Other Finance Costs - Schedule of Debt (Details) - USD ($) $ in Millions | Sep. 30, 2020 | Dec. 31, 2019
--- | --- | ---
Debt Instrument [Line Items] |  |
Finance Leases | $ 17.7 | $ 18.7
Total debt | 526.6 | 628.8
Current maturities of long-term debt | 19.6 | 54.1
Long-term debt | 506.9 | 574.7
Other |  |
Debt Instrument [Line Items] |  |
Long-term debt | 2.6 | 39.5
Term Loans | Term Loans |  |
Debt Instrument [Line Items] |  |
Long-term debt | 506.4 | 515.6
Credit Facility | Credit Facility |  |
Debt Instrument [Line Items] |  |
Long-term debt | $ 0.0 | $ 55.0

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