Commitments and Contingencies (Details 1) (USD $) In Millions, unless otherwise specified	Sep. 30, 2013
Contractual obligations under supply, storage and service contracts
2014	$ 771.0
2015	476.4
2016	186.4
2017	32.4
2018	28.0
After 2018	72.1
UGI Utilities supply, storage and transportation contracts
Contractual obligations under supply, storage and service contracts
2014	151.6
2015	80.3
2016	50.9
2017	31.2
2018	28.0
After 2018	72.1
Midstream & Marketing supply contracts
Contractual obligations under supply, storage and service contracts
2014	244.4
2015	109.1
2016	12.3
2017	1.2
2018	0
After 2018	0
AmeriGas Propane supply contracts
Contractual obligations under supply, storage and service contracts
2014	176.9
2015	97.1
2016	22.2
2017	0
2018	0
After 2018	0
UGI International supply contracts
Contractual obligations under supply, storage and service contracts
2014	198.1
2015	189.9
2016	101.0
2017	0
2018	0
After 2018	$ 0

Amount of the recorded unconditional purchase obligation maturing after the fifth fiscal year following the latest fiscal year.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 440

-SubTopic 10

-Section 50

-Paragraph 6

-URI http://asc.fasb.org/extlink&oid=6394976&loc=d3e25383-109308

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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 the recorded unconditional purchase obligation maturing in the fifth fiscal year following the latest fiscal year.

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Amount of the recorded unconditional purchase obligation maturing in the fourth fiscal year following the latest fiscal year.

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Amount of the recorded unconditional purchase obligation maturing in the second fiscal year following the latest fiscal year.

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Amount of the recorded unconditional purchase obligation maturing in the third fiscal year following the latest fiscal year.

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Amount of the recorded unconditional purchase obligation maturing in the next fiscal year following the latest fiscal year.

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