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v3.19.3.a.u2

Segment Information - Corporate and Other segment information (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018
Segment Reporting Information [Line Items] |  |
Loss on extinguishments of debt | $ 0.0 | $ (6.1)
Corporate & Other |  |
Segment Reporting Information [Line Items] |  |
Loss on extinguishments of debt |  | (6.1)
Corporate & Other | AmeriGas Propane |  |
Segment Reporting Information [Line Items] |  |
LPG business transformation expenses | (11.2) |
Loss on extinguishments of debt |  | 0.0
Corporate & Other | UGI International |  |
Segment Reporting Information [Line Items] |  |
LPG business transformation expenses | (5.5) |
Loss on extinguishments of debt |  | (6.1)
Corporate & Other | Midstream & Marketing |  |
Segment Reporting Information [Line Items] |  |
LPG business transformation expenses | 0.0 |
Loss on extinguishments of debt |  | 0.0
Commodity contracts | Corporate & Other | AmeriGas Propane |  |
Segment Reporting Information [Line Items] |  |
Net gains (losses) on commodity derivative instruments not associated with current-period transactions | 9.4 | (78.5)
Commodity contracts | Corporate & Other | UGI International |  |
Segment Reporting Information [Line Items] |  |
Net gains (losses) on commodity derivative instruments not associated with current-period transactions | (13.5) | (97.3)
Commodity contracts | Corporate & Other | Midstream & Marketing |  |
Segment Reporting Information [Line Items] |  |
Net gains (losses) on commodity derivative instruments not associated with current-period transactions | (7.5) | 1.8
Forward foreign currency exchange contracts | Corporate & Other | AmeriGas Propane |  |
Segment Reporting Information [Line Items] |  |
Net gains (losses) on commodity derivative instruments not associated with current-period transactions | 0.0 | 0.0
Forward foreign currency exchange contracts | Corporate & Other | UGI International |  |
Segment Reporting Information [Line Items] |  |
Net gains (losses) on commodity derivative instruments not associated with current-period transactions | (15.7) | 8.1
Forward foreign currency exchange contracts | Corporate & Other | Midstream & Marketing |  |
Segment Reporting Information [Line Items] |  |
Net gains (losses) on commodity derivative instruments not associated with current-period transactions | 0.0 | $ 0.0
Affiliated Entity | CMG | Pennant | Corporate & Other | AmeriGas Propane |  |
Segment Reporting Information [Line Items] |  |
Acquisition and integration expenses associated with the CMG Acquisition | 0.0 |
Affiliated Entity | CMG | Pennant | Corporate & Other | UGI International |  |
Segment Reporting Information [Line Items] |  |
Acquisition and integration expenses associated with the CMG Acquisition | 0.0 |
Affiliated Entity | CMG | Pennant | Corporate & Other | Midstream & Marketing |  |
Segment Reporting Information [Line Items] |  |
Acquisition and integration expenses associated with the CMG Acquisition | $ (0.7) |

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