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Equity Reclassifications Out of AOCL (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2016 | Mar. 31, 2015
Reclassifications Out Of Accumulated Other Comprehensive Income [Line Items] |  |
Non-regulated revenue | $ 1,695 | $ 1,904
Regulated cost of sales | (1,672) | (1,807)
Non-regulated cost of sales | (1,295) | (1,456)
Interest expense | (364) | (363)
Foreign currency transaction gains (losses) | 43 | (23)
INCOME FROM CONTINUING OPERATIONS BEFORE TAXES AND EQUITY IN EARNINGS OF AFFILIATES | 160 | 335
Income tax expense | (92) | (96)
Net income | 74 | 254
NET INCOME ATTRIBUTABLE TO THE AES CORPORATION | 126 | 142
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax | 1 |
Reclassification out of Accumulated Other Comprehensive Income [Member] |  |
Reclassifications Out Of Accumulated Other Comprehensive Income [Line Items] |  |
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax | (1) | (10)
Accumulated Defined Benefit Plans Adjustment Including Portion Attributable to Noncontrolling Interest [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member] |  |
Reclassifications Out Of Accumulated Other Comprehensive Income [Line Items] |  |
Regulated cost of sales | (4) | (8)
INCOME FROM CONTINUING OPERATIONS BEFORE TAXES AND EQUITY IN EARNINGS OF AFFILIATES | (4) | (8)
Income tax expense | 1 | 3
Net income | (3) | (5)
Accumulated Net Gain (Loss) from Cash Flow Hedges Including Portion Attributable to Noncontrolling Interest [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member] |  |
Reclassifications Out Of Accumulated Other Comprehensive Income [Line Items] |  |
Non-regulated revenue | 42 | 5
Non-regulated cost of sales | (21) | 0
Interest expense | (29) | (25)
Foreign currency transaction gains (losses) | 12 | 6
INCOME FROM CONTINUING OPERATIONS BEFORE TAXES AND EQUITY IN EARNINGS OF AFFILIATES | 4 | (14)
Income tax expense | (3) | 2
Net income | 1 | (12)
Accumulated Net Gain (Loss) from Cash Flow Hedges Attributable to Noncontrolling Interest [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member] |  |
Reclassifications Out Of Accumulated Other Comprehensive Income [Line Items] |  |
Less: (Income) from operations attributable to noncontrolling interests | (1) | 3
Accumulated Net Gain (Loss) from Cash Flow Hedges Attributable to Parent [Member] |  |
Reclassifications Out Of Accumulated Other Comprehensive Income [Line Items] |  |
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax | 0 |
Accumulated Net Gain (Loss) from Cash Flow Hedges Attributable to Parent [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member] |  |
Reclassifications Out Of Accumulated Other Comprehensive Income [Line Items] |  |
NET INCOME ATTRIBUTABLE TO THE AES CORPORATION | 0 | (9)
Accumulated Defined Benefit Plans Adjustment Attributable to Noncontrolling Interest [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member] |  |
Reclassifications Out Of Accumulated Other Comprehensive Income [Line Items] |  |
Less: (Income) from operations attributable to noncontrolling interests | 2 | 4
Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member] |  |
Reclassifications Out Of Accumulated Other Comprehensive Income [Line Items] |  |
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax | 1 |
Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member] |  |
Reclassifications Out Of Accumulated Other Comprehensive Income [Line Items] |  |
NET INCOME ATTRIBUTABLE TO THE AES CORPORATION | $ (1) | $ (1)

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