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v3.19.3.a.u2

Other Long-Term Liabilities (Details) $ in Millions | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2019 USD ($) ManufacturingSite OPERABLE_UNIT | Dec. 31, 2018 USD ($) | Dec. 31, 2017 USD ($)
Loss Contingencies [Line Items] |  |  |
Accruals for extended environmental-related activities | $ 314.8 | $ 322.5 | $ 179.6
Estimated costs of current investigation and remediation activities included in other accruals | 57.6 | $ 51.0 | $ 28.6
Amount by which unaccrued maximum of estimated range exceeds minimum | $ 115.5 |  |
Number of manufacturing sites accounting for the majority of the accrual for environmental-related activities | ManufacturingSite | 4 |  |
Accruals for environmental-related activities of sites accounting for the majority of the accrual for environmental-related activities | $ 320.1 |  |
Percentage of accrual for environmental-related activities related to sites accounting for the majority of the accrual for environmental-related activities | 86.00% |  |
Amount of unaccrued maximum related to sites accounting for the majority of the accrual for environmental-related activities | $ 91.3 |  |
Percentage of aggregate unaccrued maximum related to sites accounting for the majority of the accrual for environmental-related activities | 79.00% |  |
Remaining number of operable units | ManufacturingSite | 3 |  |
Environmental costs, remedy implementation |  |  |
Loss Contingencies [Line Items] |  |  |
Regulatory agency significant cost components liability | 85.00% |  |
Environmental costs, regulatory agency interaction |  |  |
Loss Contingencies [Line Items] |  |  |
Regulatory agency significant cost components liability | 10.00% |  |
Environmental costs, project management nd other costs |  |  |
Loss Contingencies [Line Items] |  |  |
Regulatory agency significant cost components liability | 5.00% |  |
NEW JERSEY |  |  |
Loss Contingencies [Line Items] |  |  |
Number of operable units | OPERABLE_UNIT | 6 |  |

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