Related Party Transactions Narrative (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012	Dec. 31, 2012
Cash distributions received			$ 282	$ 240
Due from Related Parties	18		18		8
General and administrative, including related party amounts of $2, $4, $9 and $13	13	21	64	78
ETE
Related Party Transaction, Expenses from Transactions with Related Party	2	4	9	13
Cash distributions received	16	16	47	46
ETE | May Twenty Six Service Agreement
Management Fee, Amount Paid	10
ETP [Member]
Purchase of compression equipment	39		76
HPC [Member]
General and administrative, including related party amounts of $2, $4, $9 and $13	4	5	14	14
ETE And Its Subsidiaries [Member]
Related Party Transaction, Amounts of Transaction	5
Due from Related Parties	$ 17		$ 17		$ 5