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Property, Plant and Equipment and Intangible Assets - Additional Information (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2021 | Jun. 30, 2020 | Mar. 31, 2020 | Jun. 30, 2021 | Jun. 30, 2020
Property, Plant and Equipment [Line Items] |  |  |  |  |
Depreciation expense | $ 179.1 | $ 169.3 |  | $ 362.5 | $ 370.0
Non-cash pre-tax impairments |  |  | $ 2,442.8 |  | $ 2,442.8
Weighted average discount rate percentage |  |  | 14.00% |  |
Estimated amortization expense for intangible assets [Abstract] |  |  |  |  |
2021 | 130.9 |  |  | 130.9 |
2022 | 122.7 |  |  | 122.7 |
2023 | 117.5 |  |  | 117.5 |
2024 | 113.7 |  |  | 113.7 |
2025 | $ 110.6 |  |  | $ 110.6 |
Customer Relationships [Member] |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |
Non-cash pre-tax impairment loss on intangible assets |  |  | $ 208.6 |  |

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