Consolidated Statements of Financial Position (Unaudited) (USD $) In Millions, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Current Assets
Cash and cash equivalents	$ 23	$ 13
Restricted cash, principally Securitization	50	127
Accounts receivable (less allowance for doubtful accounts of $72 and $80, respectively)
Customer	751	709
Affiliates	11	61
Other	41	76
Inventories
Fuel	250	264
Materials and supplies	193	183
Notes receivable
Affiliates	278	26
Other	2	2
Prepaid property taxes	92	46
Regulatory assets	132	272
Other	25	17
Total Current Assets	1,848	1,796
Investments
Nuclear decommissioning trust funds	1,029	937
Other	128	121
Total Investments	1,157	1,058
Property
Property, plant and equipment	17,359	16,788
Less accumulated depreciation and amortization	(6,702)	(6,526)
Property, plant and equipment, net	10,657	10,262
Other Assets
Regulatory assets	3,415	3,618
Securitized regulatory assets	456	577
Intangible assets	33	36
Notes receivable	4	4
Other	141	142
Total Noncurrent Assets	4,049	4,377
Total Assets	17,711	17,493
Accounts payable
Accounts Payable, Related Parties, Current	67	67
Other	320	421
Accrued interest	73	69
Current portion long-term debt, including capital leases	258	470
Regulatory liabilities	9	27
Notes Payable, Related Parties, Current	65	64
Income taxes payable	142	0
Current deferred income taxes	62	68
Other	182	215
Total Current Liabilities	1,178	1,401
Long-Term Debt (net of current portion)
Mortgage bonds, notes and other	4,591	4,105
Securitization bonds	302	479
Capital lease obligations	1	9
Total Long-Term Debt (net of current portion)	4,894	4,593
Other Liabilities
Deferred income taxes	2,724	2,701
Regulatory liabilities	441	454
Asset retirement obligations	1,521	1,440
Unamortized investment tax credit	51	57
Nuclear decommissioning	156	148
Accrued pension liability — affiliates	1,188	1,231
Accrued postretirement liability - affiliates	1,126	1,217
Other	103	115
Total Noncurrent Liabilities	7,310	7,363
Equity
Common stock, $10 par value, 400,000,000 shares authorized, 138,632,324 shares issued and outstanding	3,196	3,196
Retained earnings	1,151	960
Accumulated other comprehensive loss	(18)	(20)
Total Equity	4,329	4,136
Total Liabilities and Equity	$ 17,711	$ 17,493