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Nature of Operations - Narrative (Details) | 6 Months Ended
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Mar. 31, 2014
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
General Partner held a general partner interest in AmeriGas Partners | 1.00%
Percentage of limited partnership interest in AmeriGas Partners | 25.30%
Effective ownership interest in AmeriGas OLP | 27.10%
Limited Partnership Common Units held in AmeriGas Partners (in units) | 23,756,882
General public as limited partner interests in AmeriGas Partners | 73.70%
Common Units Owned by Public (in units) | 69,109,914
Common Units Owned by ETP (in units) | 12,867,362
Subsidiary units issued in secondary offering | 9,200,000

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