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v3.19.3.a.u2

Litigation and Environmental Lower Passaic River (Details) - Pending Litigation [Member] $ in Millions |  | 12 Months Ended
--- | --- | ---
Oct. 05, 2016 USD ($) | Dec. 31, 2019 USD ($) Parties mi Defendants claims
Lower Passaic River Study Area [Member] |  |
Site Contingency [Line Items] |  |
Miles of river | mi |  | 17
Number of Parties at a Joint Defense Group | Parties |  | 44
Lower Passaic River Study Area [Member] | EPA preferred alternative estimate [Member] |  |
Site Contingency [Line Items] |  |
Environmental Remediation Expense | $ |  | $ 1,700
Lower Passaic River Study Area [Member] | AOC required engineering and design work [Member] |  |
Site Contingency [Line Items] |  |
Environmental Remediation Expense | $ | $ 165 |
Loss Contingency, Pending Claims, Number | claims |  | 2
Loss Contingency, Number of Defendants | Defendants |  | 120
Lower Passaic River Study Area [Member] | Design [Member] |  |
Site Contingency [Line Items] |  |
Estimated Remedy Implementation Period | 4 years |
Lower Passaic River Study Area [Member] | Clean Up Implementation [Member] |  |
Site Contingency [Line Items] |  |
Estimated Remedy Implementation Period | 6 years |
Lower Passaic River Study Area, Lower Portion [Member] |  |
Site Contingency [Line Items] |  |
Miles of river | mi |  | 8

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