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Debt (Recourse Debt Net Principal Amounts Due Over Five Years) (Details) (USD $) In Millions, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Debt Details [Line Items]
Recourse Debt Total	$ 5,258aes_RecourseDebtTotal	$ 5,669aes_RecourseDebtTotal
2015
Debt Details [Line Items]
Recourse Debt Total	151aes_RecourseDebtTotal / aes_DebtMaturityByYearAxis = aes_DebtMaturityYearOneMember
2016
Debt Details [Line Items]
Recourse Debt Total	162aes_RecourseDebtTotal / aes_DebtMaturityByYearAxis = aes_DebtMaturityYearTwoMember
2017
Debt Details [Line Items]
Recourse Debt Total	525aes_RecourseDebtTotal / aes_DebtMaturityByYearAxis = aes_DebtMaturityYearThreeMember
2018
Debt Details [Line Items]
Recourse Debt Total	0aes_RecourseDebtTotal / aes_DebtMaturityByYearAxis = aes_DebtMaturityYearFourMember
2019
Debt Details [Line Items]
Recourse Debt Total	773aes_RecourseDebtTotal / aes_DebtMaturityByYearAxis = aes_DebtMaturityYearFiveMember
Thereafter
Debt Details [Line Items]
Recourse Debt Total	$ 3,647aes_RecourseDebtTotal / aes_DebtMaturityByYearAxis = aes_DebtMaturityThereafterMember

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- Definition

Recourse debt is direct borrowings by the Parent Company that is structurally subordinate to the affiliates non-recourse debt.

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No definition available.

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