CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Millions, unless otherwise specified	9 Months Ended	3 Months Ended	12 Months Ended
	Dec. 31, 2012 Successor	Mar. 25, 2012 Predecessor	Dec. 31, 2011 Predecessor	Dec. 31, 2010 Predecessor
OPERATING REVENUES:
Transportation and storage of natural gas	$ 417	$ 140	$ 574	$ 561
LNG terminalling	166	51	220	199
Other	9	3	10	9
Total operating revenues	592	194	804	769
OPERATING EXPENSES:
Operating, maintenance and general	173	53	221	216
Operating, maintenance and general - affiliate	61	14	58	55
Depreciation and amortization	125	30	128	123
Taxes, other than on income	28	9	35	36
Total operating expenses	387	106	442	430
OPERATING INCOME	205	88	362	339
OTHER INCOME (EXPENSE):
Interest expense	(43)	(25)	(108)	(103)
Interest income - affiliates	2	2	9	9
Total other expenses, net	(41)	(23)	(99)	(94)
INCOME BEFORE INCOME TAX EXPENSE	164	65	263	245
Income tax expense	76	25	95	97
NET INCOME	$ 88	$ 40	$ 168	$ 148