XML 84 R64.htm IDEA: XBRL DOCUMENT
v3.4.0.3

Equity Equity Transactions with Noncontrolling Interests (Details) - USD ($) |  | 3 Months Ended
--- | --- | ---
Feb. 18, 2016 | Mar. 31, 2016 | Mar. 31, 2015
Noncontrolling Interest [Line Items] |  |  |
Capital Contributions From Noncontrolling Interests |  | $ 28,000,000 | $ 67,000,000
Business Combination, Separately Recognized Transactions, Additional Disclosures, Issuance Costs Not Expensed |  | 84,000,000 |
Sale of Stock, Consideration Received Per Transaction |  | 594,000,000 |
Gain (Loss) on Disposition of Stock in Subsidiary |  | 0 |
Noncontrolling Interest, Increase from Sale of Parent Equity Interest |  | 17,000,000 | (81,000,000)
Gain (Loss) on Disposition of Business |  | $ 47,000,000 | $ 1,000,000
IPP4 [Member] |  |  |
Noncontrolling Interest [Line Items] |  |  |
Noncontrolling Interest, Ownership Percentage by Parent |  | 36.00% |
IPALCO Enterprises, Inc. [Member] |  |  |
Noncontrolling Interest [Line Items] |  |  |
Capital Contributions From Noncontrolling Interests |  | $ 134,000,000 |
Jordan [Member] |  |  |
Noncontrolling Interest [Line Items] |  |  |
Disposal Group Not Discontinued Operation Ownership Interest Sold | 40.00% |  |
Significant Acquisitions and Disposals, Acquisition Costs or Sale Proceeds | $ 21,000,000 |  |
Gain (Loss) on Disposition of Business | $ 4,000,000 |  |
Additional Paid-in Capital [Member] | IPALCO Enterprises, Inc. [Member] |  |  |
Noncontrolling Interest [Line Items] |  |  |
Unrealized Gain (Loss) on Investments |  | 463,000,000 |
Retained Earnings [Member] | IPALCO Enterprises, Inc. [Member] |  |  |
Noncontrolling Interest [Line Items] |  |  |
Unrealized Gain (Loss) on Investments |  | $ (463,000,000) |
AES US Investment, Inc. [Member] | IPALCO Enterprises, Inc. [Member] |  |  |
Noncontrolling Interest [Line Items] |  |  |
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners |  | 82.35% |
La Caisse de depot et Placement du Quebec (CDPQ) [Member] | AES US Investment, Inc. [Member] |  |  |
Noncontrolling Interest [Line Items] |  |  |
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners |  | 15.00% |
La Caisse de depot et Placement du Quebec (CDPQ) [Member] | IPALCO Enterprises, Inc. [Member] |  |  |
Noncontrolling Interest [Line Items] |  |  |
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners |  | 17.65% |
AES US Holdings, LLC [Member] | AES US Investment, Inc. [Member] |  |  |
Noncontrolling Interest [Line Items] |  |  |
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners |  | 85.00% |
Mitsui Ltd [Member] | IPP4 [Member] |  |  |
Noncontrolling Interest [Line Items] |  |  |
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners |  | 40.00% |
Nebras Power Q.S.C [Member] | IPP4 [Member] |  |  |
Noncontrolling Interest [Line Items] |  |  |
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners |  | 24.00% |

X
- Definition Amount of capital contributions from a noncontrolling interest. + References No definition available. + Details
Name: | aes_CapitalContributionsFromNoncontrollingInterests
Namespace Prefix: | aes_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Percentage of equity interest in business disposed. + References No definition available. + Details
Name: | aes_DisposalGroupNotDiscontinuedOperationOwnershipInterestSold
Namespace Prefix: | aes_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition For transactions that are recognized separately from the acquisition of assets and assumptions of liabilities in the business combination, such as related to pre-existing relationships with the acquiree, this element represents the disclosure of the amount of any issuance related costs which have not been expensed. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=56956515&loc=d3e1392-128463 + Details
Name: | us-gaap_BusinessCombinationSeparatelyRecognizedTransactionsAdditionalDisclosuresIssuanceCostsNotExpensed
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of consideration received or receivable for the disposal of assets and liabilities, including discontinued operation. + References No definition available. + Details
Name: | us-gaap_DisposalGroupIncludingDiscontinuedOperationConsideration
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Gain (loss) from sale or disposal of an organization or integrated set of activities (for example, but not limited to, a partnership or corporation) engaged in providing a product or service in a commercial, industrial, or professional environment. + References No definition available. + Details
Name: | us-gaap_GainLossOnSaleOfBusiness
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of gain (loss) on sale or disposal of equity in securities of subsidiaries. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (13)(g) -URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882 + Details
Name: | us-gaap_GainOrLossOnSaleOfStockInSubsidiary
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_MinorityInterestLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity. + References No definition available. + Details
Name: | us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition The parent entity's interest in net assets of the subsidiary, expressed as a percentage. + References No definition available. + Details
Name: | us-gaap_MinorityInterestOwnershipPercentageByParent
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount of increase in noncontrolling interest from sale of a portion of the parent's controlling interest. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=18733093&loc=SL4573702-111684 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 23 -URI http://asc.fasb.org/extlink&oid=51664549&loc=SL4569655-111683 + Details
Name: | us-gaap_NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of consideration received by subsidiary or equity investee in exchange for shares of stock issued or sold. Includes amount of cash received, fair value of noncash assets received, and fair value of liabilities assumed by the investor. + References No definition available. + Details
Name: | us-gaap_SaleOfStockConsiderationReceivedPerTransaction
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The net change in the difference between the fair value and the carrying value, or in the comparative fair values, of investments, not including unrealized gains or losses on securities separately or otherwise categorized as trading, available-for-sale, or held-to-maturity, held at each balance sheet date and included in earnings for 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 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3602-108585 + Details
Name: | us-gaap_UnrealizedGainLossOnInvestments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | dei_LegalEntityAxis=aes_IPP4Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=aes_IPALCOEnterprisesInc.Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis=aes_JordanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementEquityComponentsAxis=us-gaap_AdditionalPaidInCapitalMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementEquityComponentsAxis=us-gaap_RetainedEarningsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_OtherOwnershipInterestsByNameAxis=aes_AESUSInvestmentInc.Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=aes_IPALCOEnterprisesInc.Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_OtherOwnershipInterestsByNameAxis=aes_LaCaissededepotetPlacementduQuebecCDPQMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=aes_AESUSInvestmentInc.Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_OtherOwnershipInterestsByNameAxis=aes_AESUSHoldingsLLCMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_OtherOwnershipInterestsByNameAxis=aes_MitsuiLtdMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_OtherOwnershipInterestsByNameAxis=aes_NebrasPowerQ.S.CMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |