Debt and Credit Agreements	9 Months Ended
Debt and Credit Agreements	Sep. 30, 2013
Debt Disclosure [Abstract]
Debt and Credit Agreements	Debt and Credit Agreements Long-Term Debt In March 2013, SCE issued $400 million of 3.90% first and refunding mortgage bonds due in 2043. The proceeds from these bonds were used to repay commercial paper borrowings and to fund SCE's capital program. Credit Agreements and Short-Term Debt In July 2013, SCE and Edison International Parent amended their credit facilities to extend the maturity dates to July 2018 for $2.6 billion and $1.182 billion, respectively. The remaining $150 million and $68 million of the SCE and Edison International Parent credit facilities, respectively, will mature in May 2017. At September 30, 2013, SCE's outstanding commercial paper was $1.35 billion at a weighted-average interest rate of 0.25%. This commercial paper was supported by a $2.75 billion multi-year revolving credit facility. At September 30, 2013, letters of credit issued under SCE's credit facility aggregated $140 million and are scheduled to expire in twelve months or less. At December 31, 2012, the outstanding commercial paper was $175 million at a weighted-average interest rate of 0.37%. At September 30, 2013, Edison International Parent's outstanding short-term debt was $174 million at a weighted-average interest rate of 1.46%. This short-term debt was supported by a $1.25 billion multi-year revolving credit facility. At December 31, 2012, Edison International had no outstanding short-term debt. Financing Subsequent to September 30, 2013 In October 2013, SCE issued $200 million of floating rate due in 2014, $600 million of 3.50% due in 2023, and $800 million of 4.65% first and refunding mortgage bonds due in 2043. The proceeds from these bonds were used to redeem $800 million of outstanding first mortgage bonds in October 2013 (due in March 2014), to repay commercial paper borrowings and to fund SCE's capital program.

The entire disclosure for information about short-term and long-term debt arrangements, which includes amounts of borrowings under each line of credit, note payable, commercial paper issue, bonds indenture, debenture issue, own-share lending arrangements and any other contractual agreement to repay funds, and about the underlying arrangements, rationale for a classification as long-term, including repayment terms, interest rates, collateral provided, restrictions on use of assets and activities, whether or not in compliance with debt covenants, and other matters important to users of the financial statements, such as the effects of refinancing and noncompliance with debt covenants.

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