Consolidated Statements of Financial Position (USD $) In Millions, unless otherwise specified	Dec. 31, 2011	Dec. 31, 2010
Current Assets
Cash and cash equivalents	$ 13	$ 30
Restricted cash, principally Securitization (Note 2)	127	104
Accounts receivable (less allowance for doubtful accounts of $80 and $93, respectively)
Customer	709	690
Affiliates	61	8
Other	76	204
Inventories
Fuel	264	224
Materials and supplies	183	170
Notes receivable
Affiliates	26	97
Other	2	0
Regulatory Assets	272	58
Other	63	51
Total Current Assets	1,796	1,636
Investments
Nuclear decommissioning trust funds	937	939
Other	121	118
Total Investments	1,058	1,057
Property
Property, plant and equipment	16,788	16,068
Less accumulated depreciation and amortization	(6,526)	(6,418)
Property, plant and equipment, net	10,262	9,650
Other Assets
Regulatory assets	3,618	3,277
Securitized regulatory assets	577	729
Intangible assets	36	25
Notes receivable
Affiliates	0	6
Other	4	0
Other	142	142
Total Noncurrent Assets	4,377	4,179
Total Assets	17,493	16,522
Accounts payable
Affiliates	67	50
Other	421	349
Accrued interest	69	81
Current portion long-term debt, including capital leases	470	308
Regulatory liabilities	27	60
Short-term borrowing - affiliates	64	0
Other	283	279
Total Current Liabilities	1,401	1,127
Long-Term Debt (net of current portion)
Mortgage bonds, notes and other	4,105	4,046
Securitization bonds	479	643
Capital lease obligations	9	20
Total Long-Term Debt (net of current portion)	4,593	4,709
Other Liabilities
Deferred income taxes	2,701	2,235
Regulatory liabilities	454	714
Asset retirement obligations	1,440	1,354
Unamortized investment tax credit	57	67
Nuclear decommissioning	148	149
Accrued pension liability - affiliates	1,231	960
Accrued postretirement liability - affiliates	1,217	1,060
Other	115	138
Total Noncurrent Liabilities	7,363	6,677
Equity
Common stock, $10 par value, 400,000,000 shares authorized, 138,632,324 shares issued and outstanding	3,196	3,196
Retained earnings	960	829
Accumulated other comprehensive income (loss)	(20)	(16)
Total Stockholders' Equity	4,136	4,009
Total Liabilities and Equity	$ 17,493	$ 16,522