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Long-Term Debt - Schedule of Maturities of Long-Term Debt (Details)
$ in Millions
Dec. 31, 2019
USD ($)
Debt Disclosure [Abstract]  
2020 $ 0.0
2021 0.0
2022 0.0
2023 0.0
2024 700.0
Thereafter 600.0
Long-term Debt $ 1,300.0