Consolidated Statements of Cash Flows (Unaudited) (USD $) In Millions, unless otherwise specified	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
Operating Activities
Net Income	$ 267	$ 206
Adjustments to reconcile net income to net cash from operating activities:
Depreciation and amortization	457	433
Nuclear fuel amortization	19	17
Allowance for equity funds used during construction	(11)	(6)
Deferred income taxes	145	61
Changes in assets and liabilities:
Accounts receivable, net	(14)	(84)
Inventories	(28)	43
Accounts payable	10	18
Accrued pension liability — affiliates	(83)	(134)
Accrued postretirement liability — affiliates	(28)	(138)
Regulatory assets and liabilities	(152)	217
Other assets	(53)	11
Other liabilities	(34)	(27)
Net cash from operating activities	495	617
Investing Activities
Plant and equipment expenditures	(832)	(607)
Restricted cash for debt redemption, principally Securitization	12	12
Notes receivable from affiliate	200	(1)
Proceeds from sale of nuclear decommissioning trust fund assets	475	309
Investments in nuclear decommissioning trust funds	(483)	(317)
Other Investments	(15)	(15)
Net cash used for investing activities	(643)	(619)
Financing Activities
Issuance of long-term debt, net of issuance costs	248	371
Redemption of long-term debt	(281)	(152)
Short-term borrowings - other	275	(34)
Short-term borrowings - Affiliate	97	(20)
Dividends on common stock	(185)	(171)
Other	(4)	(2)
Net cash from (used for) financing activities	150	(8)
Net Increase (Decrease) in Cash and Cash Equivalents	2	(10)
Cash and Cash Equivalents at Beginning of Period	27	30
Cash and Cash Equivalents at End of Period	29	20
Supplemental Disclosure of Non-Cash Investing and Financing Activities
Plant and equipment expenditures in accounts payable	$ 152	$ 130