XML 151 R131.htm IDEA: XBRL DOCUMENT
v3.20.2

Other Operating Income, Net and Other Non-Operating (Expense) Income, Net - Other Operating Income, Net (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Sep. 30, 2020 | Sep. 30, 2019 | Sep. 30, 2018
Component of Operating Income [Abstract] |  |  |
Finance charges | $ 9 | $ 17 | $ 16
Interest and interest-related income | 2 | 6 | 3
Utility non-tariff service income | 0 | 1 | 3
Gains on sales of fixed assets, net | 5 | 3 | 5
Other, net | 5 | 4 | 5
Total other operating income, net | $ 21 | $ 31 | $ 32

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

X
- Definition Interest And Interest Related Income. + References No definition available. + Details
Name: | ugi_InterestAndInterestRelatedIncome
Namespace Prefix: | ugi_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Other Income net. + References No definition available. + Details
Name: | ugi_OtherIncomeNet
Namespace Prefix: | ugi_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Utility Non Tariff Service Income. + References No definition available. + Details
Name: | ugi_UtilityNonTariffServiceIncome
Namespace Prefix: | ugi_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of gain (loss) on sale or disposal of property, plant and equipment assets, including oil and gas property and timber property. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 + Details
Name: | us-gaap_GainLossOnSaleOfPropertyPlantEquipment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_OtherIncomeAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The net amount of other operating income and expenses, the components of which are not separately disclosed on the income statement, from items that are associated with the entity's normal revenue producing operations. + References No definition available. + Details
Name: | us-gaap_OtherOperatingIncomeExpenseNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration