Debt and Credit Agreements (Long-term debt maturities) (Details) (USD $) In Millions, unless otherwise specified	Dec. 31, 2013
Long-term Debt, Fiscal Year Maturity
Long-term debt maturities - 2014	$ 601
Long-term debt maturities - 2015	300
Long-term debt maturities - 2016	401
Long-term debt maturities - 2017	400
Long-term debt maturities - 2018	400
Southern California Edison
Long-term Debt, Fiscal Year Maturity
Long-term debt maturities - 2014	600
Long-term debt maturities - 2015	300
Long-term debt maturities - 2016	400
Long-term debt maturities - 2017	0
Long-term debt maturities - 2018	$ 400

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Amount of long-term debt, sinking fund requirements, and other securities redeemable at fixed or determinable prices and dates maturing in the next fiscal year following the latest fiscal year.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 470

-SubTopic 10

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601

+ Details

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- Definition

Amount of long-term debt, sinking fund requirements, and other securities redeemable at fixed or determinable prices and dates maturing in the fifth fiscal year following the latest fiscal year.

+ References

+ Details

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Amount of long-term debt, sinking fund requirements, and other securities redeemable at fixed or determinable prices and dates maturing in the fourth fiscal year following the latest fiscal year.

+ References

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- Definition

Amount of long-term debt, sinking fund requirements, and other securities redeemable at fixed or determinable prices and dates maturing in the third fiscal year following the latest fiscal year.

+ References

+ Details

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Amount of long-term debt, sinking fund requirements, and other securities redeemable at fixed or determinable prices and dates maturing in the second fiscal year following the latest fiscal year.

+ References

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