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Goodwill and Other Intangible Assets - Narrative (Details)
$ in Millions
Mar. 31, 2021
USD ($)
Goodwill and Intangible Assets Disclosure [Abstract]  
Estimated amortization expense, remainder of 2021 $ 67.7
Estimated amortization expense, 2022 88.6
Estimated amortization expense, 2023 83.5
Estimated amortization expense, 2024 82.1
Estimated amortization expense, 2025 80.4
Estimated amortization expense, 2026 77.4
Estimated amortization expense, in later years $ 727.5