XML 16 R48.htm IDEA: XBRL DOCUMENT
v2.4.0.6

Fair Value (Nonrecurring Measurements) (Details) (USD $) In Millions, unless otherwise specified | 3 Months Ended
--- | ---
Mar. 31, 2013 | Mar. 31, 2012
Fair Value Assets And Liabilities Measured On Nonrecurring Basis [Abstract] |  |
Asset Impairment Charges | $ 48 | $ 10
Other non-operating expense | 0 | 49
Long Lived Assets Held And Used [Member] | Beaver Valley [Member] |  |
Fair Value Assets And Liabilities Measured On Nonrecurring Basis [Abstract] |  |
Asset Impairment Charges | 46 |
Long Lived Assets Held And Used [Member] | Kelanitissa [Member] |  |
Fair Value Assets And Liabilities Measured On Nonrecurring Basis [Abstract] |  |
Asset Impairment Charges |  | 5
Discontinued operations and held for sale businesses [Member] | Ukraine Utilities [Member] |  |
Fair Value Assets And Liabilities Measured On Nonrecurring Basis [Abstract] |  |
Fair Value, Nonrecurring | 143 |
Other non-operating expense | 38 |
Equity Method Affiliate [Member] |  |
Fair Value Assets And Liabilities Measured On Nonrecurring Basis [Abstract] |  |
Other non-operating expense |  | 49
Carrying Amount | Long Lived Assets Held And Used [Member] | Beaver Valley [Member] |  |
Fair Value Assets And Liabilities Measured On Nonrecurring Basis [Abstract] |  |
Fair Value, Nonrecurring | 61 |
Carrying Amount | Long Lived Assets Held And Used [Member] | Kelanitissa [Member] |  |
Fair Value Assets And Liabilities Measured On Nonrecurring Basis [Abstract] |  |
Fair Value, Nonrecurring |  | 22
Carrying Amount | Long Lived Assets Held For Sale [Member] | Wind Turbines [Member] |  |
Fair Value Assets And Liabilities Measured On Nonrecurring Basis [Abstract] |  |
Fair Value, Nonrecurring | 25 |
Carrying Amount | Equity Method Affiliate [Member] |  |
Fair Value Assets And Liabilities Measured On Nonrecurring Basis [Abstract] |  |
Fair Value, Nonrecurring |  | 204
Fair Value | Level 3 |  |
Fair Value Assets And Liabilities Measured On Nonrecurring Basis [Abstract] |  |
Fair Value, Nonrecurring | 40 |
Fair Value | Long Lived Assets Held And Used [Member] | Beaver Valley [Member] | Level 1 |  |
Fair Value Assets And Liabilities Measured On Nonrecurring Basis [Abstract] |  |
Fair Value, Nonrecurring | 0 |
Fair Value | Long Lived Assets Held And Used [Member] | Beaver Valley [Member] | Level 2 |  |
Fair Value Assets And Liabilities Measured On Nonrecurring Basis [Abstract] |  |
Fair Value, Nonrecurring | 0 |
Fair Value | Long Lived Assets Held And Used [Member] | Beaver Valley [Member] | Level 3 |  |
Fair Value Assets And Liabilities Measured On Nonrecurring Basis [Abstract] |  |
Fair Value, Nonrecurring | 15 |
Fair Value | Long Lived Assets Held And Used [Member] | Kelanitissa [Member] | Level 1 |  |
Fair Value Assets And Liabilities Measured On Nonrecurring Basis [Abstract] |  |
Fair Value, Nonrecurring |  | 0
Fair Value | Long Lived Assets Held And Used [Member] | Kelanitissa [Member] | Level 2 |  |
Fair Value Assets And Liabilities Measured On Nonrecurring Basis [Abstract] |  |
Fair Value, Nonrecurring |  | 0
Fair Value | Long Lived Assets Held And Used [Member] | Kelanitissa [Member] | Level 3 |  |
Fair Value Assets And Liabilities Measured On Nonrecurring Basis [Abstract] |  |
Fair Value, Nonrecurring |  | 17
Fair Value | Long Lived Assets Held For Sale [Member] | Wind Turbines [Member] | Level 1 |  |
Fair Value Assets And Liabilities Measured On Nonrecurring Basis [Abstract] |  |
Fair Value, Nonrecurring | 0 |
Fair Value | Long Lived Assets Held For Sale [Member] | Wind Turbines [Member] | Level 2 |  |
Fair Value Assets And Liabilities Measured On Nonrecurring Basis [Abstract] |  |
Fair Value, Nonrecurring | 0 |
Fair Value | Long Lived Assets Held For Sale [Member] | Wind Turbines [Member] | Level 3 |  |
Fair Value Assets And Liabilities Measured On Nonrecurring Basis [Abstract] |  |
Fair Value, Nonrecurring | 25 |
Fair Value | Discontinued operations and held for sale businesses [Member] | Ukraine Utilities [Member] | Level 1 |  |
Fair Value Assets And Liabilities Measured On Nonrecurring Basis [Abstract] |  |
Fair Value, Nonrecurring | 0 |
Fair Value | Discontinued operations and held for sale businesses [Member] | Ukraine Utilities [Member] | Level 2 |  |
Fair Value Assets And Liabilities Measured On Nonrecurring Basis [Abstract] |  |
Fair Value, Nonrecurring | 109 |
Fair Value | Discontinued operations and held for sale businesses [Member] | Ukraine Utilities [Member] | Level 3 |  |
Fair Value Assets And Liabilities Measured On Nonrecurring Basis [Abstract] |  |
Fair Value, Nonrecurring | 0 |
Fair Value | Equity Method Affiliate [Member] | Level 1 |  |
Fair Value Assets And Liabilities Measured On Nonrecurring Basis [Abstract] |  |
Fair Value, Nonrecurring |  | 0
Fair Value | Equity Method Affiliate [Member] | Level 2 |  |
Fair Value Assets And Liabilities Measured On Nonrecurring Basis [Abstract] |  |
Fair Value, Nonrecurring |  | 155
Fair Value | Equity Method Affiliate [Member] | Level 3 |  |
Fair Value Assets And Liabilities Measured On Nonrecurring Basis [Abstract] |  |
Fair Value, Nonrecurring |  | $ 0

X
- Details
Name: | aes_FairValueAssetsAndLiabilitiesMeasuredOnNonrecurringBasisAbstract
Namespace Prefix: | aes_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The charge against earnings resulting from the aggregate write down of all assets from their carrying value to their fair value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 144 -Paragraph 45, 46, 47 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 28 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: 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=6943989&loc=d3e3602-108585 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=8077374&loc=d3e2420-110228 + Details
Name: | us-gaap_AssetImpairmentCharges
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition This element represents the aggregate of the assets reported on the balance sheet at period end measured at fair value on a nonrecurring basis by the entity. This element is intended to be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. + References No definition available. + Details
Name: | us-gaap_AssetsFairValueDisclosureNonrecurring
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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 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=6880815&loc=d3e20235-122688 + Details
Name: | us-gaap_OtherNonoperatingExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration