XML 214 R74.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Property, Plant and Equipment (Regulated and Non-Regulated Generation and Distribution PP&E) (Details) (USD $) In Millions, unless otherwise specified | Dec. 31, 2014 | Dec. 31, 2013
--- | --- | ---
Property, Plant and Equipment [Line Items] |  |
Electric generation, distribution assets and other | $ 30,459 us-gaap_PropertyPlantAndEquipmentOther | $ 30,596 us-gaap_PropertyPlantAndEquipmentOther
Accumulated depreciation | (9,962)us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment | (9,604)us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
Net electric generation and distribution assets and other | 20,497 aes_PropertyPlantAndEquipmentElectricGenerationDistributionAssetsAndOtherNetHeldForSale | 20,992 aes_PropertyPlantAndEquipmentElectricGenerationDistributionAssetsAndOtherNetHeldForSale
Regulated |  |
Property, Plant and Equipment [Line Items] |  |
Electric generation, distribution assets and other | 13,103 us-gaap_PropertyPlantAndEquipmentOther / aes_PropertyPlantAndEquipmentByRegulatedNonregulatedAxis = aes_RegulatedMember | 13,031 us-gaap_PropertyPlantAndEquipmentOther / aes_PropertyPlantAndEquipmentByRegulatedNonregulatedAxis = aes_RegulatedMember
Accumulated depreciation | (4,841)us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment / aes_PropertyPlantAndEquipmentByRegulatedNonregulatedAxis = aes_RegulatedMember | (4,732)us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment / aes_PropertyPlantAndEquipmentByRegulatedNonregulatedAxis = aes_RegulatedMember
Net electric generation and distribution assets and other | 8,262 aes_PropertyPlantAndEquipmentElectricGenerationDistributionAssetsAndOtherNetHeldForSale / aes_PropertyPlantAndEquipmentByRegulatedNonregulatedAxis = aes_RegulatedMember | 8,299 aes_PropertyPlantAndEquipmentElectricGenerationDistributionAssetsAndOtherNetHeldForSale / aes_PropertyPlantAndEquipmentByRegulatedNonregulatedAxis = aes_RegulatedMember
Non Regulated |  |
Property, Plant and Equipment [Line Items] |  |
Electric generation, distribution assets and other | 17,356 us-gaap_PropertyPlantAndEquipmentOther / aes_PropertyPlantAndEquipmentByRegulatedNonregulatedAxis = aes_NonRegulatedMember | 17,565 us-gaap_PropertyPlantAndEquipmentOther / aes_PropertyPlantAndEquipmentByRegulatedNonregulatedAxis = aes_NonRegulatedMember
Accumulated depreciation | (5,121)us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment / aes_PropertyPlantAndEquipmentByRegulatedNonregulatedAxis = aes_NonRegulatedMember | (4,872)us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment / aes_PropertyPlantAndEquipmentByRegulatedNonregulatedAxis = aes_NonRegulatedMember
Net electric generation and distribution assets and other | $ 12,235 aes_PropertyPlantAndEquipmentElectricGenerationDistributionAssetsAndOtherNetHeldForSale / aes_PropertyPlantAndEquipmentByRegulatedNonregulatedAxis = aes_NonRegulatedMember | $ 12,693 aes_PropertyPlantAndEquipmentElectricGenerationDistributionAssetsAndOtherNetHeldForSale / aes_PropertyPlantAndEquipmentByRegulatedNonregulatedAxis = aes_NonRegulatedMember

X
- Definition This element represents capitalized assets classified as property, plant and equipment not otherwise defined in the taxonomy, net of accumulated depreciation, included in noncurrent assets of discontinued and held for sale businesses. + References No definition available. + Details
Name: | aes_PropertyPlantAndEquipmentElectricGenerationDistributionAssetsAndOtherNetHeldForSale
Namespace Prefix: | aes_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.14) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 14 -Article 5 + Details
Name: | us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_PropertyPlantAndEquipmentLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount before accumulated depreciation, depletion and amortization of other physical assets used in the normal conduct of business to produce goods and services and not intended for resale. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 + Details
Name: | us-gaap_PropertyPlantAndEquipmentOther
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | aes_PropertyPlantAndEquipmentByRegulatedNonregulatedAxis=aes_NonRegulatedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | aes_PropertyPlantAndEquipmentByRegulatedNonregulatedAxis=aes_RegulatedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |