XML 35 R53.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Segment Information - Schedule of Segment Reporting Information (Details) (USD $) In Millions, unless otherwise specified | 3 Months Ended |
--- | --- | ---
Dec. 31, 2014 | Dec. 31, 2013 | Sep. 30, 2014
Segment Reporting Information |  |  |  |  |
Revenues | $ 2,004.6 us-gaap_SalesRevenueNet |  | $ 2,315.9 us-gaap_SalesRevenueNet |  |
Cost of sales | 1,404.6 us-gaap_CostOfGoodsSoldExcludingDepreciationDepletionAndAmortization |  | 1,429.9 us-gaap_CostOfGoodsSoldExcludingDepreciationDepletionAndAmortization |  |
Segment profit: |  |  |  |  |
Operating income (loss) | 83.3 us-gaap_OperatingIncomeLoss |  | 363.7 us-gaap_OperatingIncomeLoss |  |
Loss from equity investees | (1.0)us-gaap_IncomeLossFromEquityMethodInvestments |  | 0 us-gaap_IncomeLossFromEquityMethodInvestments |  |
Interest expense | (59.0)us-gaap_InterestAndDebtExpense |  | (59.3)us-gaap_InterestAndDebtExpense |  |
Income (loss) before income taxes | 23.3 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest |  | 304.4 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest |  |
Noncontrolling interests’ net income (loss) | (33.9)us-gaap_NetIncomeLossAttributableToNoncontrollingInterest |  | 95.5 us-gaap_NetIncomeLossAttributableToNoncontrollingInterest |  |
Depreciation and amortization | (91.0)us-gaap_DepreciationDepletionAndAmortization |  | (94.0)us-gaap_DepreciationDepletionAndAmortization |  |
Capital expenditures | 123.5 us-gaap_PropertyPlantAndEquipmentAdditions |  | 102.8 us-gaap_PropertyPlantAndEquipmentAdditions |  |
Total assets | 10,430.0 us-gaap_Assets |  | 10,663.5 us-gaap_Assets |  | 10,093.0 us-gaap_Assets
Short-term borrowings | 458.5 us-gaap_ShortTermBankLoansAndNotesPayable |  | 421.5 us-gaap_ShortTermBankLoansAndNotesPayable |  | 210.8 us-gaap_ShortTermBankLoansAndNotesPayable
Goodwill | 2,806.8 us-gaap_Goodwill |  | 2,884.5 us-gaap_Goodwill |  | 2,833.4 us-gaap_Goodwill
General Partnership interest in AmeriGas OLP (percentage) | 1.01%ugi_LimitedLiabilityCompanyOrLimitedPartnershipManagingMemberOrGeneralPartnerOwnershipInterestPercentage |  | 1.01%ugi_LimitedLiabilityCompanyOrLimitedPartnershipManagingMemberOrGeneralPartnerOwnershipInterestPercentage |  |
Gains (losses) on unsettled commodity derivative instruments, net | (229.7)ugi_GainsLossesOnUnsettledCommodityDerivativeInstrumentsNet |  | (7.2)ugi_GainsLossesOnUnsettledCommodityDerivativeInstrumentsNet |  |
Eliminations |  |  |  |  |
Segment Reporting Information |  |  |  |  |
Revenues | (67.7)us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = us-gaap_IntersegmentEliminationMember | [1] | (65.5)us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = us-gaap_IntersegmentEliminationMember | [1] |
Cost of sales | (67.0)us-gaap_CostOfGoodsSoldExcludingDepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = us-gaap_IntersegmentEliminationMember | [1] | (64.4)us-gaap_CostOfGoodsSoldExcludingDepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = us-gaap_IntersegmentEliminationMember | [1] |
Segment profit: |  |  |  |  |
Operating income (loss) | 0 us-gaap_OperatingIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = us-gaap_IntersegmentEliminationMember |  | (0.1)us-gaap_OperatingIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = us-gaap_IntersegmentEliminationMember |  |
Loss from equity investees | 0 us-gaap_IncomeLossFromEquityMethodInvestments / us-gaap_StatementBusinessSegmentsAxis = us-gaap_IntersegmentEliminationMember |  | 0 us-gaap_IncomeLossFromEquityMethodInvestments / us-gaap_StatementBusinessSegmentsAxis = us-gaap_IntersegmentEliminationMember |  |
Interest expense | 0 us-gaap_InterestAndDebtExpense / us-gaap_StatementBusinessSegmentsAxis = us-gaap_IntersegmentEliminationMember |  | 0 us-gaap_InterestAndDebtExpense / us-gaap_StatementBusinessSegmentsAxis = us-gaap_IntersegmentEliminationMember |  |
Income (loss) before income taxes | 0 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = us-gaap_IntersegmentEliminationMember |  | (0.1)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = us-gaap_IntersegmentEliminationMember |  |
Noncontrolling interests’ net income (loss) | 0 us-gaap_NetIncomeLossAttributableToNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = us-gaap_IntersegmentEliminationMember |  | 0 us-gaap_NetIncomeLossAttributableToNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = us-gaap_IntersegmentEliminationMember |  |
Depreciation and amortization | 0 us-gaap_DepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = us-gaap_IntersegmentEliminationMember |  | 0 us-gaap_DepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = us-gaap_IntersegmentEliminationMember |  |
Capital expenditures | 0 us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_StatementBusinessSegmentsAxis = us-gaap_IntersegmentEliminationMember |  | (1.2)us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_StatementBusinessSegmentsAxis = us-gaap_IntersegmentEliminationMember |  |
Total assets | (92.7)us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = us-gaap_IntersegmentEliminationMember |  | (101.1)us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = us-gaap_IntersegmentEliminationMember |  |
Short-term borrowings | 0 us-gaap_ShortTermBankLoansAndNotesPayable / us-gaap_StatementBusinessSegmentsAxis = us-gaap_IntersegmentEliminationMember |  | 0 us-gaap_ShortTermBankLoansAndNotesPayable / us-gaap_StatementBusinessSegmentsAxis = us-gaap_IntersegmentEliminationMember |  |
Goodwill | 0 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = us-gaap_IntersegmentEliminationMember |  | 0 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = us-gaap_IntersegmentEliminationMember |  |
AmeriGas Propane |  |  |  |  |
Segment Reporting Information |  |  |  |  |
Revenues | 888.8 us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = ugi_AmerigasPropaneMember |  | 1,045.8 us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = ugi_AmerigasPropaneMember |  |
Cost of sales | 462.4 us-gaap_CostOfGoodsSoldExcludingDepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = ugi_AmerigasPropaneMember |  | 582.7 us-gaap_CostOfGoodsSoldExcludingDepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = ugi_AmerigasPropaneMember |  |
Segment profit: |  |  |  |  |
Operating income (loss) | 139.7 us-gaap_OperatingIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = ugi_AmerigasPropaneMember |  | 179.7 us-gaap_OperatingIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = ugi_AmerigasPropaneMember |  |
Loss from equity investees | 0 us-gaap_IncomeLossFromEquityMethodInvestments / us-gaap_StatementBusinessSegmentsAxis = ugi_AmerigasPropaneMember |  | 0 us-gaap_IncomeLossFromEquityMethodInvestments / us-gaap_StatementBusinessSegmentsAxis = ugi_AmerigasPropaneMember |  |
Interest expense | (41.0)us-gaap_InterestAndDebtExpense / us-gaap_StatementBusinessSegmentsAxis = ugi_AmerigasPropaneMember |  | (41.6)us-gaap_InterestAndDebtExpense / us-gaap_StatementBusinessSegmentsAxis = ugi_AmerigasPropaneMember |  |
Income (loss) before income taxes | 98.7 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = ugi_AmerigasPropaneMember |  | 138.1 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = ugi_AmerigasPropaneMember |  |
Partnership Adjusted EBITDA | 188.5 ugi_PartnershipEbitda / us-gaap_StatementBusinessSegmentsAxis = ugi_AmerigasPropaneMember | [2] | 230.2 ugi_PartnershipEbitda / us-gaap_StatementBusinessSegmentsAxis = ugi_AmerigasPropaneMember | [2] |
Noncontrolling interests’ net income (loss) | 66.8 us-gaap_NetIncomeLossAttributableToNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = ugi_AmerigasPropaneMember |  | 95.4 us-gaap_NetIncomeLossAttributableToNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = ugi_AmerigasPropaneMember |  |
Depreciation and amortization | (49.4)us-gaap_DepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = ugi_AmerigasPropaneMember |  | (52.3)us-gaap_DepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = ugi_AmerigasPropaneMember |  |
Capital expenditures | 30.4 us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_StatementBusinessSegmentsAxis = ugi_AmerigasPropaneMember |  | 23.3 us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_StatementBusinessSegmentsAxis = ugi_AmerigasPropaneMember |  |
Total assets | 4,491.0 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = ugi_AmerigasPropaneMember |  | 4,682.3 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = ugi_AmerigasPropaneMember |  |
Short-term borrowings | 253.0 us-gaap_ShortTermBankLoansAndNotesPayable / us-gaap_StatementBusinessSegmentsAxis = ugi_AmerigasPropaneMember |  | 208.8 us-gaap_ShortTermBankLoansAndNotesPayable / us-gaap_StatementBusinessSegmentsAxis = ugi_AmerigasPropaneMember |  |
Goodwill | 1,949.6 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = ugi_AmerigasPropaneMember |  | 1,938.8 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = ugi_AmerigasPropaneMember |  |
Noncontrolling interests | 0.6 ugi_NoncontrollingInterestsPrincipallyGeneralPartnersInterestInRelatedParties / us-gaap_StatementBusinessSegmentsAxis = ugi_AmerigasPropaneMember | [3] | 1.8 ugi_NoncontrollingInterestsPrincipallyGeneralPartnersInterestInRelatedParties / us-gaap_StatementBusinessSegmentsAxis = ugi_AmerigasPropaneMember | [3] |
Gas Utility |  |  |  |  |
Segment Reporting Information |  |  |  |  |
Revenues | 260.5 us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = ugi_GasUtilityMember |  | 271.6 us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = ugi_GasUtilityMember |  |
Cost of sales | 127.2 us-gaap_CostOfGoodsSoldExcludingDepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = ugi_GasUtilityMember |  | 135.5 us-gaap_CostOfGoodsSoldExcludingDepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = ugi_GasUtilityMember |  |
Segment profit: |  |  |  |  |
Operating income (loss) | 71.8 us-gaap_OperatingIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = ugi_GasUtilityMember |  | 82.1 us-gaap_OperatingIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = ugi_GasUtilityMember |  |
Loss from equity investees | 0 us-gaap_IncomeLossFromEquityMethodInvestments / us-gaap_StatementBusinessSegmentsAxis = ugi_GasUtilityMember |  | 0 us-gaap_IncomeLossFromEquityMethodInvestments / us-gaap_StatementBusinessSegmentsAxis = ugi_GasUtilityMember |  |
Interest expense | (10.1)us-gaap_InterestAndDebtExpense / us-gaap_StatementBusinessSegmentsAxis = ugi_GasUtilityMember |  | (8.4)us-gaap_InterestAndDebtExpense / us-gaap_StatementBusinessSegmentsAxis = ugi_GasUtilityMember |  |
Income (loss) before income taxes | 61.7 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = ugi_GasUtilityMember |  | 73.7 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = ugi_GasUtilityMember |  |
Noncontrolling interests’ net income (loss) | 0 us-gaap_NetIncomeLossAttributableToNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = ugi_GasUtilityMember |  | 0 us-gaap_NetIncomeLossAttributableToNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = ugi_GasUtilityMember |  |
Depreciation and amortization | (14.3)us-gaap_DepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = ugi_GasUtilityMember |  | (13.4)us-gaap_DepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = ugi_GasUtilityMember |  |
Capital expenditures | 53.5 us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_StatementBusinessSegmentsAxis = ugi_GasUtilityMember |  | 32.9 us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_StatementBusinessSegmentsAxis = ugi_GasUtilityMember |  |
Total assets | 2,346.2 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = ugi_GasUtilityMember |  | 2,188.6 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = ugi_GasUtilityMember |  |
Short-term borrowings | 153.5 us-gaap_ShortTermBankLoansAndNotesPayable / us-gaap_StatementBusinessSegmentsAxis = ugi_GasUtilityMember |  | 73.5 us-gaap_ShortTermBankLoansAndNotesPayable / us-gaap_StatementBusinessSegmentsAxis = ugi_GasUtilityMember |  |
Goodwill | 182.1 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = ugi_GasUtilityMember |  | 182.1 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = ugi_GasUtilityMember |  |
Midstream & Marketing, Energy Services |  |  |  |  |
Segment Reporting Information |  |  |  |  |
Revenues | 297.0 us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingEnergyServicesMember |  | 272.7 us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingEnergyServicesMember |  |
Cost of sales | 234.4 us-gaap_CostOfGoodsSoldExcludingDepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingEnergyServicesMember |  | 227.1 us-gaap_CostOfGoodsSoldExcludingDepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingEnergyServicesMember |  |
Segment profit: |  |  |  |  |
Operating income (loss) | 46.2 us-gaap_OperatingIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingEnergyServicesMember |  | 31.8 us-gaap_OperatingIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingEnergyServicesMember |  |
Loss from equity investees | 0 us-gaap_IncomeLossFromEquityMethodInvestments / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingEnergyServicesMember |  | 0 us-gaap_IncomeLossFromEquityMethodInvestments / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingEnergyServicesMember |  |
Interest expense | (0.6)us-gaap_InterestAndDebtExpense / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingEnergyServicesMember |  | (1.0)us-gaap_InterestAndDebtExpense / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingEnergyServicesMember |  |
Income (loss) before income taxes | 45.6 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingEnergyServicesMember |  | 30.8 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingEnergyServicesMember |  |
Noncontrolling interests’ net income (loss) | 0 us-gaap_NetIncomeLossAttributableToNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingEnergyServicesMember |  | 0 us-gaap_NetIncomeLossAttributableToNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingEnergyServicesMember |  |
Depreciation and amortization | (3.6)us-gaap_DepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingEnergyServicesMember |  | (2.6)us-gaap_DepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingEnergyServicesMember |  |
Capital expenditures | 12.8 us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingEnergyServicesMember |  | 21.7 us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingEnergyServicesMember |  |
Total assets | 699.9 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingEnergyServicesMember |  | 574.8 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingEnergyServicesMember |  |
Short-term borrowings | 43.0 us-gaap_ShortTermBankLoansAndNotesPayable / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingEnergyServicesMember |  | 124.5 us-gaap_ShortTermBankLoansAndNotesPayable / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingEnergyServicesMember |  |
Goodwill | 5.6 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingEnergyServicesMember |  | 2.8 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingEnergyServicesMember |  |
Midstream & Marketing, Electric Generation |  |  |  |  |
Segment Reporting Information |  |  |  |  |
Revenues | 16.5 us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingElectricGenerationMember |  | 20.8 us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingElectricGenerationMember |  |
Cost of sales | 8.0 us-gaap_CostOfGoodsSoldExcludingDepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingElectricGenerationMember |  | 10.6 us-gaap_CostOfGoodsSoldExcludingDepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingElectricGenerationMember |  |
Segment profit: |  |  |  |  |
Operating income (loss) | (0.7)us-gaap_OperatingIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingElectricGenerationMember |  | 4.4 us-gaap_OperatingIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingElectricGenerationMember |  |
Loss from equity investees | 0 us-gaap_IncomeLossFromEquityMethodInvestments / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingElectricGenerationMember |  | 0 us-gaap_IncomeLossFromEquityMethodInvestments / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingElectricGenerationMember |  |
Interest expense | 0 us-gaap_InterestAndDebtExpense / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingElectricGenerationMember |  | 0 us-gaap_InterestAndDebtExpense / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingElectricGenerationMember |  |
Income (loss) before income taxes | (0.7)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingElectricGenerationMember |  | 4.4 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingElectricGenerationMember |  |
Noncontrolling interests’ net income (loss) | 0 us-gaap_NetIncomeLossAttributableToNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingElectricGenerationMember |  | 0 us-gaap_NetIncomeLossAttributableToNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingElectricGenerationMember |  |
Depreciation and amortization | (2.7)us-gaap_DepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingElectricGenerationMember |  | (2.6)us-gaap_DepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingElectricGenerationMember |  |
Capital expenditures | 6.6 us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingElectricGenerationMember |  | 9.3 us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingElectricGenerationMember |  |
Total assets | 286.4 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingElectricGenerationMember |  | 279.3 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingElectricGenerationMember |  |
Short-term borrowings | 0 us-gaap_ShortTermBankLoansAndNotesPayable / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingElectricGenerationMember |  | 0 us-gaap_ShortTermBankLoansAndNotesPayable / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingElectricGenerationMember |  |
Goodwill | 0 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingElectricGenerationMember |  | 0 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = ugi_MidstreamAndMarketingElectricGenerationMember |  |
UGI International, Antargaz |  |  |  |  |
Segment Reporting Information |  |  |  |  |
Revenues | 337.9 us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneAntargazMember |  | 425.3 us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneAntargazMember |  |
Cost of sales | 209.3 us-gaap_CostOfGoodsSoldExcludingDepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneAntargazMember |  | 282.5 us-gaap_CostOfGoodsSoldExcludingDepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneAntargazMember |  |
Segment profit: |  |  |  |  |
Operating income (loss) | 38.4 us-gaap_OperatingIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneAntargazMember |  | 43.2 us-gaap_OperatingIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneAntargazMember |  |
Loss from equity investees | (1.0)us-gaap_IncomeLossFromEquityMethodInvestments / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneAntargazMember |  | 0 us-gaap_IncomeLossFromEquityMethodInvestments / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneAntargazMember |  |
Interest expense | (5.6)us-gaap_InterestAndDebtExpense / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneAntargazMember |  | (6.4)us-gaap_InterestAndDebtExpense / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneAntargazMember |  |
Income (loss) before income taxes | 31.8 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneAntargazMember |  | 36.8 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneAntargazMember |  |
Noncontrolling interests’ net income (loss) | 0.1 us-gaap_NetIncomeLossAttributableToNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneAntargazMember |  | 0.1 us-gaap_NetIncomeLossAttributableToNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneAntargazMember |  |
Depreciation and amortization | (13.3)us-gaap_DepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneAntargazMember |  | (15.0)us-gaap_DepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneAntargazMember |  |
Capital expenditures | 12.1 us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneAntargazMember |  | 9.8 us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneAntargazMember |  |
Total assets | 1,671.5 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneAntargazMember |  | 1,938.9 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneAntargazMember |  |
Short-term borrowings | 0 us-gaap_ShortTermBankLoansAndNotesPayable / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneAntargazMember |  | 0 us-gaap_ShortTermBankLoansAndNotesPayable / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneAntargazMember |  |
Goodwill | 575.9 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneAntargazMember |  | 654.3 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneAntargazMember |  |
UGI International, Flaga & Other |  |  |  |  |
Segment Reporting Information |  |  |  |  |
Revenues | 224.6 us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneOtherMember |  | 293.3 us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneOtherMember |  |
Cost of sales | 172.6 us-gaap_CostOfGoodsSoldExcludingDepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneOtherMember |  | 231.7 us-gaap_CostOfGoodsSoldExcludingDepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneOtherMember |  |
Segment profit: |  |  |  |  |
Operating income (loss) | 15.1 us-gaap_OperatingIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneOtherMember |  | 13.7 us-gaap_OperatingIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneOtherMember |  |
Loss from equity investees | 0 us-gaap_IncomeLossFromEquityMethodInvestments / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneOtherMember |  | 0 us-gaap_IncomeLossFromEquityMethodInvestments / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneOtherMember |  |
Interest expense | (1.0)us-gaap_InterestAndDebtExpense / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneOtherMember |  | (1.3)us-gaap_InterestAndDebtExpense / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneOtherMember |  |
Income (loss) before income taxes | 14.1 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneOtherMember |  | 12.4 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneOtherMember |  |
Noncontrolling interests’ net income (loss) | 0 us-gaap_NetIncomeLossAttributableToNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneOtherMember |  | 0 us-gaap_NetIncomeLossAttributableToNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneOtherMember |  |
Depreciation and amortization | (6.1)us-gaap_DepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneOtherMember |  | (6.6)us-gaap_DepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneOtherMember |  |
Capital expenditures | 6.4 us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneOtherMember |  | 4.6 us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneOtherMember |  |
Total assets | 579.0 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneOtherMember |  | 696.5 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneOtherMember |  |
Short-term borrowings | 9.0 us-gaap_ShortTermBankLoansAndNotesPayable / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneOtherMember |  | 14.7 us-gaap_ShortTermBankLoansAndNotesPayable / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneOtherMember |  |
Goodwill | 87.4 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneOtherMember |  | 99.5 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = ugi_InternationalPropaneOtherMember |  |
Corporate & Other |  |  |  |  |
Segment Reporting Information |  |  |  |  |
Revenues | 47.0 us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember | [4] | 51.9 us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember | [4] |
Cost of sales | 257.7 us-gaap_CostOfGoodsSoldExcludingDepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember | [4] | 24.2 us-gaap_CostOfGoodsSoldExcludingDepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember | [4] |
Segment profit: |  |  |  |  |
Operating income (loss) | (227.2)us-gaap_OperatingIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember | [4] | 8.9 us-gaap_OperatingIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember | [4] |
Loss from equity investees | 0 us-gaap_IncomeLossFromEquityMethodInvestments / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember | [4] | 0 us-gaap_IncomeLossFromEquityMethodInvestments / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember | [4] |
Interest expense | (0.7)us-gaap_InterestAndDebtExpense / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember | [4] | (0.6)us-gaap_InterestAndDebtExpense / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember | [4] |
Income (loss) before income taxes | (227.9)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember | [4] | 8.3 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember | [4] |
Noncontrolling interests’ net income (loss) | (100.8)us-gaap_NetIncomeLossAttributableToNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember | [4] | 0 us-gaap_NetIncomeLossAttributableToNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember | [4] |
Depreciation and amortization | (1.6)us-gaap_DepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember | [4] | (1.5)us-gaap_DepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember | [4] |
Capital expenditures | 1.7 us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember | [4] | 2.4 us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember | [4] |
Total assets | 448.7 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember | [4] | 404.2 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember | [4] |
Short-term borrowings | 0 us-gaap_ShortTermBankLoansAndNotesPayable / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember | [4] | 0 us-gaap_ShortTermBankLoansAndNotesPayable / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember | [4] |
Goodwill | $ 6.2 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember | [4] | $ 7.0 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateAndOtherMember | [4] |
[1] | Represents the elimination of intersegment transactions principally among Midstream & Marketing, Gas Utility and AmeriGas Propane.
[2] | The following table provides a reconciliation of Partnership Adjusted EBITDA to AmeriGas Propane operating income:Three Months Ended December 31, 2014 2013Partnership Adjusted EBITDA $188.5 $230.2Depreciation and amortization (49.4) (52.3)Noncontrolling interests (i) 0.6 1.8Operating income $139.7 $179.7(i)Principally represents the General Partner’s 1.01% interest in AmeriGas OLP.
[3] | Principally represents the General Partner’s 1.01% interest in AmeriGas OLP.
[4] | Corporate & Other results principally comprise (1) Electric Utility, (2) Enterprises’ heating, ventilation, air-conditioning, refrigeration and electrical contracting businesses (“HVAC”), (3) net expenses of UGI’s captive general liability insurance company, and (4) UGI Corporation’s unallocated corporate and general expenses and interest income. In addition, Corporate & Other results also include net gains and (losses) on commodity derivative instruments not associated with current-period transactions totaling $(229.7) and $(7.2) during the three months ended December 31, 2014 and 2013, respectively. Corporate & Other assets principally comprise cash, short-term investments, the assets of Electric Utility and HVAC, and, in the three months ended December 31, 2013, an intercompany loan. The intercompany loan and associated interest is removed in the segment presentation.

X
- Definition Gains (Losses) On Unsettled Commodity Derivative Instruments, Net + References No definition available. + Details
Name: | ugi_GainsLossesOnUnsettledCommodityDerivativeInstrumentsNet
Namespace Prefix: | ugi_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Limited liability company or limited partnership managing member or general partner ownership interest percentage. + References No definition available. + Details
Name: | ugi_LimitedLiabilityCompanyOrLimitedPartnershipManagingMemberOrGeneralPartnerOwnershipInterestPercentage
Namespace Prefix: | ugi_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Non-controlling interests representing general partners interest in OLP. + References No definition available. + Details
Name: | ugi_NoncontrollingInterestsPrincipallyGeneralPartnersInterestInRelatedParties
Namespace Prefix: | ugi_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Partnership EBITDA. + References No definition available. + Details
Name: | ugi_PartnershipEbitda
Namespace Prefix: | ugi_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | ugi_SegmentProfitAbstract
Namespace Prefix: | ugi_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.18) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 12 -Article 7 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 18 -Article 5 + Details
Name: | us-gaap_Assets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The aggregate cost of goods produced and sold during the reporting period, excluding depreciation, depletion, and amortization. + References No definition available. + Details
Name: | us-gaap_CostOfGoodsSoldExcludingDepreciationDepletionAndAmortization
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 + Details
Name: | us-gaap_DepreciationDepletionAndAmortization
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266 + Details
Name: | us-gaap_Goodwill
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition This element represents the income or loss from continuing operations attributable to the economic entity which may also be defined as revenue less expenses from ongoing operations, after income or loss from equity method investments, but before income taxes, extraordinary items, and noncontrolling interest. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 940 -SubTopic 20 -Section 25 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=35710027&loc=d3e41242-110953 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 10 -Article 5 + Details
Name: | us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition This item represents the entity's proportionate share for the period of the net income (loss) of its investee (such as unconsolidated subsidiaries and joint ventures) to which the equity method of accounting is applied. This item includes income or expense related to stock-based compensation based on the investor's grant of stock to employees of an equity method investee. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 9 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=35755396&loc=d3e33749-111570 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.12) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 11 -Article 7 + Details
Name: | us-gaap_IncomeLossFromEquityMethodInvestments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Interest and debt related expenses associated with nonoperating financing activities of the entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6450988&loc=d3e26243-108391 + Details
Name: | us-gaap_InterestAndDebtExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of Net Income (Loss) attributable to noncontrolling interest. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 1A -URI http://asc.fasb.org/extlink&oid=18733093&loc=SL4573702-111684 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4J -URI http://asc.fasb.org/extlink&oid=35736750&loc=SL4591551-111686 + Details
Name: | us-gaap_NetIncomeLossAttributableToNoncontrollingInterest
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The net result for the period of deducting operating expenses from operating revenues. + References No definition available. + Details
Name: | us-gaap_OperatingIncomeLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of acquisition of long-lived, physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment. + References No definition available. + Details
Name: | us-gaap_PropertyPlantAndEquipmentAdditions
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 1 -Article 5 + Details
Name: | us-gaap_SalesRevenueNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_SegmentReportingInformationLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Carrying amount at the balance sheet date of borrowings from a bank, not elsewhere enumerated in the taxonomy, with a maturity within one year (or within one operating cycle if longer) from the date of borrowing. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19 -Subparagraph a -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 16 -Article 7 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.16) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
Name: | us-gaap_ShortTermBankLoansAndNotesPayable
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=ugi_AmerigasPropaneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=ugi_GasUtilityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=ugi_InternationalPropaneAntargazMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=ugi_InternationalPropaneOtherMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=ugi_MidstreamAndMarketingElectricGenerationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=ugi_MidstreamAndMarketingEnergyServicesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=us-gaap_CorporateAndOtherMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=us-gaap_IntersegmentEliminationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |