Related Party Transactions 1 (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended														6 Months Ended	3 Months Ended				6 Months Ended		3 Months Ended				6 Months Ended		3 Months Ended		6 Months Ended
	Jun. 30, 2012 Successor [Member]	Jun. 30, 2012 Successor [Member]	Jun. 30, 2012 Successor [Member] Southern Union [Member]		Jun. 30, 2012 Successor [Member] Southern Union [Member]		Jun. 30, 2012 Successor [Member] Affiliated Entity [Member]		Jun. 30, 2012 Successor [Member] Affiliated Entity [Member]		Jun. 30, 2012 Successor [Member] CrossCountry Citrus [Member]	Jun. 30, 2012 Successor [Member] CrossCountry Citrus [Member]	Mar. 25, 2012 Predecessor [Member]	Jun. 30, 2011 Predecessor [Member]	Jun. 30, 2011 Predecessor [Member]	Mar. 25, 2012 Predecessor [Member] Southern Union [Member]		Jun. 30, 2011 Predecessor [Member] Southern Union [Member]		Jun. 30, 2011 Predecessor [Member] Southern Union [Member]		Mar. 25, 2012 Predecessor [Member] Affiliated Entity [Member]		Jun. 30, 2011 Predecessor [Member] Affiliated Entity [Member]		Jun. 30, 2011 Predecessor [Member] Affiliated Entity [Member]		Mar. 25, 2012 Predecessor [Member] CrossCountry Citrus [Member]	Jun. 30, 2011 Predecessor [Member] CrossCountry Citrus [Member]	Jun. 30, 2011 Predecessor [Member] CrossCountry Citrus [Member]
Related Party Transaction [Line Items]
Transportation and storage of natural gas			$ 2,102	[1]	$ 2,167	[1]										$ 938	[1]	$ 663	[1]	$ 1,671	[1]
Operation and maintenance:
Management and royalty fees							4,632		4,969													4,843		4,743		9,798
Other expenses							5,970	[2]	44,885	[2]												8,994	[2]	8,626	[2]	16,969	[2]
Other income, net:
Interest income	565	573	565		573						0	0	2,204	2,144	4,313	612		384		771								1,592	1,760	3,542
Other	$ 109	$ 113					$ 68		$ 72				$ 68	$ 86	$ 148							$ 68		$ 64		$ 130

[1] Represents transportation and storage revenues with Missouri Gas Energy, a Southern Union division and ETC, a subsidiary of ETP (in the post-acquisition period).

[2] Primarily includes allocations of corporate charges for Merger-related employee expenses from Southern Union, partially offset for expenses attributable to services provided by Panhandle on behalf of other affiliate companies.