Advances to and Investments in Unconsolidated Affiliates Narrative (Details) (USD $) In Millions, unless otherwise specified	9 Months Ended				9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014 AmeriGas [Member]	Aug. 01, 2014 AmeriGas [Member]	Sep. 30, 2014 Bayview Refining Company, LLC [Member]
AmeriGas common units sold by ETP			18.9
Proceeds from Sale of Equity Method Investments	$ 814	$ 346
Investment Owned, Balance, Shares				3.1
Equity Method Investment, Ownership Percentage					49.00%
Advances to affiliates, net of repayments					$ 21