Debt (Details 1) (USD $) In Millions, unless otherwise specified	Sep. 30, 2012
Principal Repayment of long-term debt
2013	$ 166.1
2014	64.4
2015	74.4
2016	702.3
2017	50.3
Other [Member]
Principal Repayment of long-term debt
2013	0.6
2014	0.6
2015	0.5
2016	0.6
2017	0.6
AmeriGas Propane [Member]
Principal Repayment of long-term debt
2013	30.0
2014	10.9
2015	8.9
2016	6.5
2017	4.6
UGI Utilities [Member]
Principal Repayment of long-term debt
2013	133.0
2014
2015	20.0
2016	247.0
2017	20.0
International Propane [Member]
Principal Repayment of long-term debt
2013	2.5
2014	52.9
2015	45.0
2016	448.2
2017	$ 25.1

Amount of long-term debt, sinking fund requirements, and other securities redeemable at fixed or determinable prices and dates maturing in the next fiscal year following the latest fiscal year.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 470

-SubTopic 10

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 47

-Paragraph 10

-Subparagraph b

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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Amount of long-term debt, sinking fund requirements, and other securities redeemable at fixed or determinable prices and dates maturing in the fifth fiscal year following the latest fiscal year.

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