XML 69 R63.htm IDEA: XBRL DOCUMENT
v3.3.0.814

Interest and Other Income and Other Expenses (Details) $ in Millions | 1 Months Ended | 3 Months Ended | 9 Months Ended
--- | --- | --- | ---
Aug. 31, 2014 USD ($) agreements | Sep. 30, 2015 USD ($) | Sep. 30, 2014 USD ($) | Sep. 30, 2015 USD ($) | Sep. 30, 2014 USD ($)
SCE interest and other income: |  |  |  |  |
Interest and other income |  | $ 32 | $ 40 | $ 114 | $ 109
SCE other expenses: |  |  |  |  |
Total Edison International other expenses |  | 15 | 29 | 40 | 52
Southern California Edison |  |  |  |  |
SCE interest and other income: |  |  |  |  |
Equity allowance for funds used during construction |  | 21 | 17 | 63 | 45
Generator settlements |  | 0 | 1 | 0 | 15
Increase in cash surrender value of life insurance policies |  | 5 | 10 | 22 | 28
Interest income |  | 1 | 1 | 4 | 6
Other |  | 2 | 7 | 4 | 11
Total SCE interest and other income |  | 29 | 36 | 93 | 105
Interest and other income |  | 29 | 36 | 93 | 105
SCE other expenses: |  |  |  |  |
Penalties |  | 1 | 15 | 1 | 15
Civic, political and related activities and donations |  | 8 | 8 | 21 | 22
Other |  | 6 | 6 | 17 | 15
Total SCE other expenses |  | 15 | 29 | 39 | 52
Total Edison International other expenses |  | 15 | 29 | 39 | 52
Southern California Edison | FERC-Approved Settlement Agreements |  |  |  |  |
SCE other expenses: |  |  |  |  |
Settlement amount |  |  |  |  | 216
Amount subject to shareholder incentive |  |  |  |  | 15
Southern California Edison | San Bernardino And San Gabriel |  |  |  |  |
SCE other expenses: |  |  |  |  |
Number of settlements | agreements | 2 |  |  |  |
Edison International Parent and Other |  |  |  |  |
SCE interest and other income: |  |  |  |  |
Other income of Edison International Parent and Other |  | 3 | 4 | 21 | 4
SCE other expenses: |  |  |  |  |
Other expense of Edison International Parent and Other |  | $ 0 | $ 0 | $ 1 | $ 0
Edison International Parent and Other | San Bernardino And San Gabriel | State General Fund |  |  |  |  |
SCE other expenses: |  |  |  |  |
Payments for settlements | $ 15 |  |  |  |

X
- Definition This element represents civic, political and related activities and donations. + References No definition available. + Details
Name: | eix_CivicPoliticalRelatedActivitiesAndDonations
Namespace Prefix: | eix_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition This element represents the total other expenses of competitive power generation segment. + References No definition available. + Details
Name: | eix_CompetitivePowerGenerationAndOtherExpenses
Namespace Prefix: | eix_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition This element represents the total other income from competitive power generation segment. + References No definition available. + Details
Name: | eix_CompetitivePowerGenerationAndOtherIncome
Namespace Prefix: | eix_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition This element represents the net change during the reporting period in cash surrender value of life insurance policies. + References No definition available. + Details
Name: | eix_IncreaseDecreaseInCashSurrenderValueOfLifeInsurancePolicies
Namespace Prefix: | eix_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Litigation Settlement, Amount Included in Other Income + References No definition available. + Details
Name: | eix_LitigationSettlementAmountIncludedinOtherIncome
Namespace Prefix: | eix_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Litigation Settlement, Amount Subject to Shareholder Incentive + References No definition available. + Details
Name: | eix_LitigationSettlementAmountSubjecttoShareholderIncentive
Namespace Prefix: | eix_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition This element represents other miscellaneous nonoperating expenses excluding competitive power generation. + References No definition available. + Details
Name: | eix_OtherExpenseExcludingCompetitivePowerGeneration
Namespace Prefix: | eix_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition This element represents other miscellaneous nonoperating income excluding competitive power generation. + References No definition available. + Details
Name: | eix_OtherIncomeExcludingCompetitivePowerGeneration
Namespace Prefix: | eix_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition -- None. No documentation exists for this element. -- + References No definition available. + Details
Name: | eix_OtherNonoperatingExpensesAbstract
Namespace Prefix: | eix_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition -- None. No documentation exists for this element. -- + References No definition available. + Details
Name: | eix_OtherNonoperatingIncomeAbstract
Namespace Prefix: | eix_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition This element represents the utility expenses not otherwise defined. + References No definition available. + Details
Name: | eix_OtherUtilityExpense
Namespace Prefix: | eix_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition This element represents the utility income not otherwise defined. + References No definition available. + Details
Name: | eix_OtherUtilityIncome
Namespace Prefix: | eix_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Penalties + References No definition available. + Details
Name: | eix_Penalties
Namespace Prefix: | eix_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of interest income earned from interest bearing assets not separately disclosed. + References No definition available. + Details
Name: | us-gaap_InterestIncomeOther
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of judgment or settlement awarded to (against) the entity in respect of litigation. + References No definition available. + Details
Name: | us-gaap_LitigationSettlementAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Number of claims settled. + References No definition available. + Details
Name: | us-gaap_LossContingencyClaimsSettledNumber
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition The aggregate amount of other expense amounts, the components of which are not separately disclosed on the income statement, resulting from ancillary business-related activities (that is, excluding major activities considered part of the normal operations of the business) also known as other nonoperating expense recognized during the period. Such amounts may include: (a) unusual costs, (b) loss on foreign exchange transactions, (c) losses on securities (net of profits), and (d) miscellaneous other expense items. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.9) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 + Details
Name: | us-gaap_OtherNonoperatingExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The aggregate amount of other income amounts, the components of which are not separately disclosed on the income statement, resulting from ancillary business-related activities (that is, excluding major activities considered part of the normal operations of the business) also known as other nonoperating income recognized for the period. Such amounts may include: (a) dividends, (b) interest on securities, (c) profits on securities (net of losses), and (d) miscellaneous other income items. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.7) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 + Details
Name: | us-gaap_OtherNonoperatingIncome
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The amount of cash paid for the settlement of litigation or for other legal issues during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3536-108585 + Details
Name: | us-gaap_PaymentsForLegalSettlements
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The component of the allowance for funds used during construction during the period based on an assumed rate of return on equity funds used in financing the construction of regulated assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 980 -SubTopic 835 -Section 25 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6501569&loc=d3e55921-110430 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 980 -SubTopic 835 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6501662&loc=d3e56162-110433 + Details
Name: | us-gaap_PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | dei_LegalEntityAxis=eix_SouthernCaliforniaEdisonCompanyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LitigationCaseAxis=eix_FERCApprovedSettlementAgreementsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LitigationCaseAxis=eix_SanBernardinoAndSanGabrielMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=us-gaap_ParentCompanyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CounterpartyNameAxis=eix_StateGeneralFundMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |