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Commitments and Contingencies and Other Items (Details) $ in Thousands | 1 Months Ended | 6 Months Ended | 9 Months Ended |
--- | --- | --- | --- | ---
Feb. 28, 2017 USD ($) | Sep. 30, 2019 USD ($) lawsuit | Sep. 30, 2019 USD ($) property lawsuit | Dec. 31, 2005 USD ($)
Loss Contingencies |  |  |  |
Estimate of possible loss |  | $ 133,000 | $ 133,000 |
Patents allegedly infringed | lawsuit |  |  | 1 |
Number of properties with potential environmental liability | property |  |  | 200 |
Unfavorable Regulatory Action |  |  |  |
Loss Contingencies |  |  |  |
Estimate of possible loss |  | $ 100,000 | $ 100,000 |
Louisiana State Court |  |  |  |
Loss Contingencies |  |  |  |
New claims filed, number | lawsuit |  | 2 |  |
U.S. District Court for the District of Minnesota |  |  |  |
Loss Contingencies |  |  |  |
Litigation settlement amount |  |  | 15,500 |
Litigation Settlement, Expense |  |  | $ 3,500 |
Missouri municipalities | Judicial ruling |  |  |  |
Loss Contingencies |  |  |  |
Litigation settlement amount | $ 4,000 |  |  |
CenturyLink, Inc. | Interexchange Carriers |  |  |  |
Loss Contingencies |  |  |  |
Number of lawsuits | lawsuit |  | 100 | 100 |
Level 3 Parent, LLC |  |  |  |
Loss Contingencies |  |  |  |
Damages sought, value |  |  | $ 50,000 |
Level 3 Parent, LLC | Pending litigation | Peruvian Tax Litigation, Before Interest |  |  |  |
Loss Contingencies |  |  |  |
Loss contingency, asserted claim |  |  |  | $ 26,000
Level 3 Parent, LLC | Pending litigation | Peruvian Tax Litigation |  |  |  |
Loss Contingencies |  |  |  |
Loss contingency, asserted claim |  | $ 8,000 | 8,000 |
Level 3 Parent, LLC | Pending litigation | Brazilian Tax Claims | Maximum |  |  |  |
Loss Contingencies |  |  |  |
Loss contingency, range of possible loss, portion not accrued |  | $ 37,000 | $ 37,000 |

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