CONDENSED CONSOLIDATED STATEMENT OF OPERATIONS (UNAUDITED) (USD $) In Thousands, unless otherwise specified	3 Months Ended				6 Months Ended	3 Months Ended
	Jun. 30, 2012 Successor [Member]	Jun. 30, 2012 Successor [Member]	Mar. 25, 2012 Predecessor [Member]	Jun. 30, 2011 Predecessor [Member]	Jun. 30, 2011 Predecessor [Member]	Mar. 25, 2012 General Partner [Member] Predecessor [Member]
Operating revenues:
Transportation and storage of natural gas	$ 128,168	$ 137,940	$ 140,140	$ 132,240	$ 277,756
LNG terminalling	53,881	57,407	51,127	55,110	109,282
Other	3,167	3,345	2,654	2,410	5,016
Total operating revenues	185,216	198,692	193,921	189,760	392,054
Operating expenses:
Operating, maintenance and general	58,958	55,301	52,681	48,289	104,590
Operating, maintenance and general - affiliate	10,602	49,854	13,837	13,369	26,767
Depreciation and amortization	41,085	43,782	30,225	31,963	64,237
Taxes, other than on income	9,153	9,790	8,801	8,434	17,739
Total operating expenses	119,798	158,727	105,544	102,055	213,333
Operating income	65,418	39,965	88,377	87,705	178,721
Other income (expenses):
Interest expense	(13,761)	(14,668)	(25,226)	(26,980)	(53,914)
Interest income - affiliates	565	573	2,204	2,144	4,313
Other, net	109	113	68	86	148
Total other expenses, net	(13,087)	(13,982)	(22,954)	(24,750)	(49,453)
Earnings before income taxes	52,331	25,983	65,423	62,955	129,268
Income tax expense	22,622	15,214	24,941	22,736	43,437
Net earnings	$ 29,709	$ 10,769	$ 40,482	$ 40,219	$ 85,831	$ 40,482