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Debt - Future Maturities Of Debt (Detail)
$ in Millions
Dec. 31, 2018
USD ($)
Long Term Debt Maturities  
2019 $ 216.3
2020 71.4
2021 277.4
2022 204.5
2023 294.7
2024 and thereafter 1,049.4
Total $ 2,113.7 [1]
[1] Excludes unamortized debt issuance costs of $16.3 million and $5.9 million of bond discount which do not represent contractual commitments with a fixed amount or maturity date.