Consolidated Balance Sheet (Unaudited) (USD $) In Millions, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
Current assets:
Cash and cash equivalents	$ 824	$ 839
Accounts and notes receivable	698	688
Deferred income tax asset	122	117
Inventories	174	175
Regulatory assets	45	39
Other current assets and deferred charges	83	66
Total current assets	1,946	1,924
Investments	4,135	3,987
Property, Plant and Equipment, at cost	23,937	22,546
Accumulated depreciation and amortization	(7,338)	(7,079)
Property, plant and equipment - net	16,599	15,467
Goodwill	646	649
Other intangibles	1,674	1,704
Regulatory assets, deferred charges, and other	657	596
Total assets	25,657	24,327
Current liabilities:
Accounts payable	969	920
Accrued liabilities	691	628
Commercial paper	710	0
Long-term debt due within one year	1	1
Total current liabilities	2,371	1,549
Long-term debt	10,359	10,735
Deferred income taxes	3,182	2,841
Other noncurrent liabilities	1,774	1,775
Contingent liabilities (Note 12)
Stockholders' equity:
Common stock (960 million shares authorized at $1 par value; 718 million shares issued at June 30, 2013, and 716 million shares issued at December 31, 2012)	718	716
Capital in excess of par value	11,274	11,134
Retained deficit	(5,863)	(5,695)
Accumulated other comprehensive income (loss)	(394)	(362)
Treasury stock, at cost (35 million shares of common stock)	(1,041)	(1,041)
Total stockholders' equity	4,694	4,752
Noncontrolling interests in consolidated subsidiaries	3,277	2,675
Total equity	7,971	7,427
Total liabilities and equity	$ 25,657	$ 24,327