CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
OPERATING REVENUES
Operating revenues	$ 1,682	$ 1,703	$ 3,372	$ 3,426
Operating revenues-affiliates	524	496	1,045	932
Total operating revenues	2,206	2,199	4,417	4,358
OPERATING EXPENSES
Cost of services and products (exclusive of depreciation and amortization)	698	690	1,396	1,335
Selling, general and administrative	274	270	559	539
Operating expenses-affiliates	188	185	376	347
Depreciation and amortization	500	529	998	1,059
Total operating expenses	1,660	1,674	3,329	3,280
OPERATING INCOME	546	525	1,088	1,078
OTHER INCOME (EXPENSE)
Interest expense	(116)	(112)	(232)	(220)
Interest expense-affiliate	(12)	(12)	(25)	(28)
Other income	0	0	0	1
Total other income (expense)	(128)	(124)	(257)	(247)
INCOME BEFORE INCOME TAX EXPENSE	418	401	831	831
Income tax expense	162	155	322	321
NET INCOME	$ 256	$ 246	$ 509	$ 510