Consolidated Statements of Financial Position (USD $) In Millions, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Current Assets
Cash and cash equivalents	$ 14	$ 27
Restricted cash, principally Securitization	96	100
Accounts receivable (less allowance for doubtful accounts of $29 and $28, respectively)
Customer	688	723
Affiliates	31	24
Other	15	24
Inventories
Fuel	269	188
Materials and supplies	231	215
Notes receivable
Affiliates	8	200
Other	8	2
Regulatory assets	46	13
Other	75	68
Total Current Assets	1,481	1,584
Investments
Nuclear decommissioning trust funds	1,241	1,191
Other	172	160
Total Investments	1,413	1,351
Property
Property, plant and equipment	19,805	18,730
Less accumulated depreciation and amortization	(7,216)	(6,951)
Property, plant and equipment, net	12,589	11,779
Other Assets
Regulatory assets	2,913	2,275
Securitized regulatory assets	34	231
Intangible assets	37	41
Other	182	149
Total Noncurrent Assets	3,166	2,696
Total Assets	18,649	17,410
Accounts payable
Affiliates	60	60
Other	366	424
Accrued interest	58	61
Current portion long-term debt, including capital leases	118	504
Regulatory liabilities	150	278
Deferred income taxes	0	91
Short-term borrowings
Affiliates	84	58
Other	50	0
Other	151	177
Total Current Liabilities	1,037	1,653
Long-Term Debt (net of current portion)
Mortgage bonds, notes and other	5,144	4,540
Securitization bonds	0	105
Capital lease obligations	0	4
Total Long-Term Debt (net of current portion)	5,144	4,649
Other Liabilities
Deferred income taxes	3,188	2,807
Regulatory liabilities	245	386
Asset retirement obligations	1,796	1,667
Unamortized investment tax credit	36	41
Nuclear decommissioning	182	178
Accrued pension liability — affiliates	1,200	705
Accrued postretirement liability — affiliates	520	369
Other	105	101
Total Noncurrent Liabilities	7,272	6,254
Commitments and Contingencies (Notes 7 and 15)
Shareholder’s Equity
Common stock, $10 par value, 400,000,000 shares authorized, and 138,632,324 shares issued and outstanding	3,786	3,596
Retained earnings	1,436	1,274
Accumulated other comprehensive loss	(26)	(16)
Total Shareholder's Equity	5,196	4,854
Total Liabilities and Shareholder’s Equity	$ 18,649	$ 17,410