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- Total Other Non-Operating Expense (Details) (USD $) In Millions, unless otherwise specified | 12 Months Ended
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Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
Schedule of Other Nonoperating Income (Expense) [Line Items] |  |  |
Other Nonoperating Expense | $ 128 us-gaap_OtherNonoperatingExpense | $ 129 us-gaap_OtherNonoperatingExpense | $ 50 us-gaap_OtherNonoperatingExpense
Entek |  |  |
Schedule of Other Nonoperating Income (Expense) [Line Items] |  |  |
Other Nonoperating Expense | 86 us-gaap_OtherNonoperatingExpense / invest_InvestmentAxis = aes_EntekMember | 0 us-gaap_OtherNonoperatingExpense / invest_InvestmentAxis = aes_EntekMember | 0 us-gaap_OtherNonoperatingExpense / invest_InvestmentAxis = aes_EntekMember
Silver Ridge Power |  |  |
Schedule of Other Nonoperating Income (Expense) [Line Items] |  |  |
Other Nonoperating Expense | 42 us-gaap_OtherNonoperatingExpense / invest_InvestmentAxis = aes_SilverRidgePowerMember | 0 us-gaap_OtherNonoperatingExpense / invest_InvestmentAxis = aes_SilverRidgePowerMember | 0 us-gaap_OtherNonoperatingExpense / invest_InvestmentAxis = aes_SilverRidgePowerMember
Elsta |  |  |
Schedule of Other Nonoperating Income (Expense) [Line Items] |  |  |
Other Nonoperating Expense | 0 us-gaap_OtherNonoperatingExpense / invest_InvestmentAxis = aes_ElstaMember | 129 us-gaap_OtherNonoperatingExpense / invest_InvestmentAxis = aes_ElstaMember | 0 us-gaap_OtherNonoperatingExpense / invest_InvestmentAxis = aes_ElstaMember
China generation and wind |  |  |
Schedule of Other Nonoperating Income (Expense) [Line Items] |  |  |
Other Nonoperating Expense | 0 us-gaap_OtherNonoperatingExpense / invest_InvestmentAxis = aes_ChinaGenerationMember | 0 us-gaap_OtherNonoperatingExpense / invest_InvestmentAxis = aes_ChinaGenerationMember | 32 us-gaap_OtherNonoperatingExpense / invest_InvestmentAxis = aes_ChinaGenerationMember
InnoVent |  |  |
Schedule of Other Nonoperating Income (Expense) [Line Items] |  |  |
Other Nonoperating Expense | 0 us-gaap_OtherNonoperatingExpense / invest_InvestmentAxis = aes_InnoventMember | 0 us-gaap_OtherNonoperatingExpense / invest_InvestmentAxis = aes_InnoventMember | 17 us-gaap_OtherNonoperatingExpense / invest_InvestmentAxis = aes_InnoventMember
Other |  |  |
Schedule of Other Nonoperating Income (Expense) [Line Items] |  |  |
Other Nonoperating Expense | $ 0 us-gaap_OtherNonoperatingExpense / invest_InvestmentAxis = aes_OtherNonoperatingOtherMember | $ 0 us-gaap_OtherNonoperatingExpense / invest_InvestmentAxis = aes_OtherNonoperatingOtherMember | $ 1 us-gaap_OtherNonoperatingExpense / invest_InvestmentAxis = aes_OtherNonoperatingOtherMember

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- 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 SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 9 -Article 5 Reference 2: 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
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