Consolidated Statements Of Operations (USD $) In Millions	3 Months Ended	6 Months Ended	3 Months Ended		9 Months Ended
	Sep. 30, 2011 Successor [Member]	Sep. 30, 2011 Successor [Member]	Mar. 31, 2011 Predecessor [Member]	Sep. 30, 2010 Predecessor [Member]	Sep. 30, 2010 Predecessor [Member]
OPERATING REVENUES
Operating revenues	$ 2,744	$ 5,507	$ 2,846	$ 2,935	$ 8,831
Operating revenues-affiliates	21	27
Total operating revenues	2,765	5,534	2,846	2,935	8,831
OPERATING EXPENSES
Cost of services and products (exclusive of depreciation and amortization)	1,185	2,326	1,178	1,286	3,773
Selling, general and administrative	525	1,181	556	600	1,839
Operating expenses-affiliates	36	68
Depreciation and amortization	796	1,598	533	552	1,645
Total operating expenses	2,542	5,173	2,267	2,438	7,257
OPERATING INCOME	223	361	579	497	1,574
OTHER INCOME (EXPENSE)
Interest expense	(158)	(308)	(227)	(255)	(799)
Loss on embedded option in convertible debt				(229)	(208)
Loss on early retirement of debt		(1)		(3)	(45)
Other income			5	8	9
Total other income (expense)	(158)	(309)	(222)	(479)	(1,043)
INCOME BEFORE INCOME TAX EXPENSE	65	52	357	18	531
Income tax expense	33	33	146	108	425
NET INCOME (LOSS)	$ 32	$ 19	$ 211	$ (90)	$ 106