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Leases - Operating Lease Maturity Schedule (Details)
$ in Millions
Dec. 31, 2019
USD ($)
Leases [Abstract]  
2020 $ 2.8
2021 2.6
2022 2.3
2023 2.0
2024 1.7
Thereafter 7.4
Total lease payments 18.8
Less: Imputed interest 3.9
Total lease liabilities $ 14.9