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v3.19.3.a.u2

Commitments and Contingencies (Details) $ in Millions | 12 Months Ended |  |  |  |
--- | --- | --- | --- | --- | ---
Dec. 31, 2017 record_of_decision | Dec. 31, 2008 lb | Dec. 31, 2007 lb | Dec. 31, 2019 USD ($) subsidiary | Sep. 30, 2019 USD ($) | Dec. 31, 2018 USD ($) | Sep. 30, 2017 USD ($)
Loss Contingencies |  |  |  |  |  |  |
Environmental expenditures cap during calendar year |  |  |  | $ 5.4 |  |  |
Amount of propane in cylinders before reduction (in pounds) | lb |  |  | 17 |  |  |  |
Amount of propane in cylinders after reduction (in pounds) | lb |  | 15 |  |  |  |  |
CPG, PNG and UGI Gas COAs |  |  |  |  |  |  |
Loss Contingencies |  |  |  |  |  |  |
Accrual for environmental loss contingencies |  |  |  | $ 49.5 | $ 50.4 | $ 50.5 |
UGI Utilities | PNG and CPG |  |  |  |  |  |  |
Loss Contingencies |  |  |  |  |  |  |
Number of subsidiaries acquired with similar histories | subsidiary |  |  |  | 2 |  |  |
AmeriGas OLP | Saranac Lake, New York | New York State Department of Environment Conservation Remediation Plan |  |  |  |  |  |  |
Loss Contingencies |  |  |  |  |  |  |
Accrual for environmental loss contingencies |  |  |  | $ 7.5 |  |  |
Loss contingency, number of remediation plans | record_of_decision | 3 |  |  |  |  |  |
Estimated remediation plan cost |  |  |  |  |  |  | $ 27.7

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