Price Risk Management Assets And Liabilities Table - Interest Rate Swaps Outstanding (Details) (Interest Rate Derivatives [Member], USD $) In Millions, unless otherwise specified	6 Months Ended
	Jun. 30, 2014		Dec. 31, 2013
Forward Starting July 2014 [Member] | ETP [Member]
Notional Amount	$ 300	[1]	$ 400	[1]
Type	Forward-starting to pay a fixed rate of 4.15% and receive a floating rate	[2]
July 2015 [Member] | ETP [Member]
Notional Amount	200	[1]	0	[1]
Type	Forward-starting to pay a fixed rate of 3.38% and receive a floating rate	[1],[2]
Forward Starting July 2016 [Member] | ETP [Member]
Notional Amount	200	[3]	0	[3]
Type	Forward-starting to pay a fixed rate of 3.80% and receive a floating rate	[2],[3]
July 2017 [Member] | ETP [Member]
Notional Amount	200	[4]	0	[4]
Type	Forward-starting to pay a fixed rate of 4.18% and receive a floating rate	[2],[4]
Forward Starting July 2018 [Member] | ETP [Member]
Notional Amount	200	[4]	0	[4]
Type	Forward-starting to pay a fixed rate of 4.00% and receive a floating rate	[2],[4]
July 2018 [Member] | ETP [Member]
Notional Amount	0		600
Type	Pay a floating rate plus a spread of 4.17% and receive a fixed rate of 6.70%
July 2021 [Member] | ETP [Member]
Notional Amount	0		400
Type	Pay a floating rate plus a spread of 2.17% and receive a fixed rate of 4.65%
November 2021 [Member] | Panhandle [Member]
Notional Amount	275		275
Type	Pay a fixed rate of 3.80% and receive a floating rate
February 2023 [Member] | ETP [Member]
Notional Amount	$ 200		$ 400
Type	Pay a floating rate plus a spread of 1.73% and receive a fixed rate of 3.60%	[2]

[1] (2) Represents the effective date. These forward starting swaps have a term of 10 years with a mandatory termination date the same as the effective date.

[2] (1) Floating rates are based on 3-month LIBOR.

[3] (3) Represents the effective date. These forward-starting swaps have terms of 10 and 30 years with a mandatory termination date the same as the effective date.

[4] (4) Represents the effective date. These forward-starting swaps have a term of 30 years with a mandatory termination date the same as the effective date.