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Litigation (Details) $ in Millions |  |  |  |  |  | 1 Months Ended | 3 Months Ended | 12 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Sep. 23, 2019 USD ($) | Jul. 17, 2019 USD ($) | May 31, 2019 USD ($) plaintiff defendant | Mar. 08, 2019 USD ($) | Jan. 27, 2014 USD ($) defendant | Oct. 31, 2018 case | Sep. 30, 2019 USD ($) | Dec. 31, 2019 USD ($) plaintiff case defendant | Dec. 31, 2017 USD ($) plaintiff | Dec. 31, 2018 USD ($) | Sep. 30, 2018 USD ($) | Sep. 04, 2018 USD ($) | Apr. 17, 2018 USD ($)
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
California litigation accrual |  |  |  |  |  |  |  | $ 12.0 |  | $ 136.3 |  |  |
Santa Clara County, California Proceeding |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of additional defendants | defendant |  |  |  |  | 2 |  |  |  |  |  |  |  |
Amount payable jointly and severally for litigation |  |  |  |  | $ 1,150.0 |  |  |  |  |  |  |  |
Abatement fund amount proposed by plaintiffs |  |  |  |  |  |  |  |  |  |  |  |  | $ 730.0
Maximum abatement amount proposed by defendants |  |  |  |  |  |  |  |  |  |  |  |  | $ 409.1
Abatement amount ordered by court |  |  |  | $ 401.1 |  |  |  |  |  |  |  | $ 409.1 |
Setoff of abatement fund |  |  |  | $ 8.0 |  |  |  |  |  |  |  |  |
Amount awarded to plaintiffs |  | $ 305.0 |  |  |  |  |  |  |  |  |  |  |
Amount awarded per defendant |  | 101.7 |  |  |  |  |  |  |  |  |  |  |
Initial payment amount | $ 25.0 | $ 25.0 |  |  |  |  |  |  |  |  |  |  |
Dismissal order and judgment period |  | 60 days |  |  |  |  |  |  |  |  |  |  |
Subsequent annual payments amount |  | $ 12.0 |  |  |  |  |  |  |  |  |  |  |
Term of subsequent annual payments |  | 4 years |  |  |  |  |  |  |  |  |  |  |
Final payment amount |  | $ 16.7 |  |  |  |  |  |  |  |  |  |  |
Maximum amount agreed to backstop and pay on behalf of other defendant |  | $ 15.0 |  |  |  |  |  |  |  |  |  |  |
California litigation accrual |  |  |  |  |  |  |  |  |  |  | $ 136.3 |  |
Reduction of accural |  |  |  |  |  |  | $ 59.6 |  |  |  |  |  |
Accural included in current liabilities |  |  |  |  |  |  | 12.0 |  |  |  |  |  |
Accural included in long-term liabilities |  |  |  |  |  |  | $ 64.7 |  |  |  |  |  |
Pennsylvania Proceedings |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of proceedings initiated | case |  |  |  |  |  | 2 |  |  |  |  |  |  |
Ravon Owens v. American Cyanamid, et al., Cesar Sifuentes v. American Cyanamid, et al., and Glenn Burton, Jr. v. American Cyanamid, et al. |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of additional defendants | defendant |  |  | 2 |  |  |  |  |  |  |  |  |  |
Amount awarded to plaintiffs |  |  | $ 6.0 |  |  |  |  |  |  |  |  |  |
Number of cases consolidated | case |  |  |  |  |  |  |  | 3 |  |  |  |  |
Number of plaintiffs | plaintiff |  |  | 3 |  |  |  |  |  |  |  |  |  |
Amount awarded per plaintiff |  |  | $ 2.0 |  |  |  |  |  |  |  |  |  |
Maniya Allen, et al. v. American Cyanamid, et al. |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of plaintiffs | plaintiff |  |  |  |  |  |  |  | 146 |  |  |  |  |
Number of plaintiffs selected for discovery | plaintiff |  |  |  |  |  |  |  | 6 |  |  |  |  |
Number of cases selected for discovery | case |  |  |  |  |  |  |  | 4 |  |  |  |  |
Dijonae Trammell, et al. v. American Cyanamid, et al. |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of plaintiffs | plaintiff |  |  |  |  |  |  |  | 3 |  |  |  |  |
Number of plaintiffs consolidated with another case | plaintiff |  |  |  |  |  |  |  | 1 |  |  |  |  |
Mary Lewis v. Lead Industries Association, et al. |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of defendants | defendant |  |  |  |  |  |  |  | 3 |  |  |  |  |
Number of plaintiffs whose claims were paid by private insurance or medicaid | plaintiff |  |  |  |  |  |  |  |  | 3 |  |  |  |
Number of plaintiffs whose claims were paid by medicaid | plaintiff |  |  |  |  |  |  |  |  | 2 |  |  |  |

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