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Schedule of Debt (Details) - USD ($) $ in Millions | Mar. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Debt Instrument [Line Items] |  |
Long-term debt | $ 111.0 | $ 114.1
Senior Notes [Member] |  |
Debt Instrument [Line Items] |  |
Long-term debt, face amount | 74.3 | 74.3
Long-term debt, interest | 36.7 | 39.8
Long-term debt, current | 6.1 | 6.1
Long-term debt | $ 111.0 | $ 114.1

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