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Income Taxes (Tables)

12 Months Ended

Dec. 31, 2017

Income Tax Disclosure [Abstract]

Income Tax Expense On Continuing Operations

The following table summarizes the expense for income taxes on continuing operations for the periods indicated (in millions):

December 31,		2017				2016				2015
Federal:	Current	$	—			$	2			$	9
	Deferred	545				(361		)		(63		)
State:	Current	—				1				1
	Deferred	1				(4		)		(5		)
Foreign:	Current	335				318				470
	Deferred	109				76				—
Total		$	990			$	32			$	412

Reconciliation Of US Federal Income Tax Rates And AES Effective Tax Rate For The Current And Two Prior Years

The following table summarizes a reconciliation of the U.S. statutory federal income tax rate to the Company's effective tax rate as a percentage of income from continuing operations before taxes for the periods indicated:

December 31,		2017			2016			2015
Statutory Federal tax rate		35	%		35	%		35	%
State taxes, net of Federal tax benefit		(7	)%		(18	)%		(6	)%
Taxes on foreign earnings		—	%		(46	)%		5	%
Valuation allowance		10	%		10	%		(5	)%
Uncertain tax positions		—	%		4	%		(1	)%
Noncontrolling Interest on Buffalo Gap impairments		—	%		31	%		3	%
Change in tax law		90	%		12	%		—	%
Goodwill impairment		—	%		—	%		11	%
Other—net		—	%		(11	)%		—	%
Effective tax rate		128	%		17	%		42	%

Schedule Of Income Tax Payable And Receivable

The following table summarizes the income taxes receivable and payable as of the periods indicated (in millions):

December 31,		2017				2016
Income taxes receivable—current		$	147			$	136
Total income taxes receivable		$	147			$	136
Income taxes payable—current		$	129			$	149
Income taxes payable—noncurrent		17				22
Total income taxes payable		$	146			$	171

Summary Of Deferred Tax Assets And Liabilities

The following table summarizes deferred tax assets and liabilities, as of the periods indicated (in millions):

December 31,		2017				2016
Differences between book and tax basis of property		$	(1,424	)		$	(1,926	)
Other taxable temporary differences		(143		)		(335		)
Total deferred tax liability		(1,567		)		(2,261		)
Operating loss carryforwards		1,439				2,088
Capital loss carryforwards		63				59
Bad debt and other book provisions		66				96
Tax credit carryforwards		51				54
Other deductible temporary differences		60				263
Total gross deferred tax asset		1,679				2,560
Less: valuation allowance		(988		)		(876		)
Total net deferred tax asset		691				1,684
Net deferred tax (liability)		$	(876	)		$	(577	)

Income Before Income Taxes, Foreign And Domestic

The following table shows the income (loss) from continuing operations, before income taxes, net equity in earnings of affiliates and noncontrolling interests, for the periods indicated (in millions):

December 31,		2017				2016				2015
U.S.		$	(511	)		$	(1,305	)		$	(612	)
Non-U.S.		1,282				1,492				1,601
Total		$	771			$	187			$	989

Uncertain Tax Positions [Table Text Block]

The following table shows the total amount of gross accrued income taxes related to interest and penalties included in the Consolidated Balance Sheets for the periods indicated (in millions):

December 31,		2017				2016
Interest related		$	7			$	6
Penalties related		—				—

The following table shows the expense/(benefit) related to interest and penalties on unrecognized tax benefits for the periods indicated (in millions):

December 31,		2017				2016				2015
Total expense (benefit) for interest related to unrecognized tax benefits		$	1			$	2			$	(2	)
Total expense for penalties related to unrecognized tax benefits		—				—				—

Tax Years Potentially Subject To Examination And Jurisdictions

The following is a summary of tax years potentially subject to examination in the significant tax and business jurisdictions in which we operate:

Jurisdiction		Tax Years Subject to Examination
Argentina		2011-2017
Brazil		2012-2017
Chile		2014-2017
Colombia		2015-2017
Dominican Republic		2015-2017
El Salvador		2014-2017
Netherlands		2014-2017
Philippines		2013-2017
United Kingdom		2012-2017
United States (Federal)		2014-2017

Unrecognized Tax Benefits

The following is a reconciliation of the beginning and ending amounts of unrecognized tax benefits for the periods indicated (in millions):

December 31,		2017				2016				2015
Balance at January 1		$	352			$	364			$	384
Additions for current year tax positions		—				2				2
Additions for tax positions of prior years		2				1				12
Reductions for tax positions of prior years		(5		)		(1		)		(7		)
Effects of foreign currency translation		—				—				(3		)
Settlements		—				(13		)		(17		)
Lapse of statute of limitations		(1		)		(1		)		(7		)
Balance at December 31		$	348			$	352			$	364

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Tabular disclosure for tax positions taken in the tax returns filed or to be filed for which it is more likely than not that the tax position will not be sustained upon examination by taxing authorities and other income tax contingencies. Includes, but is not limited to, interest and penalties, reconciliation of unrecognized tax benefits, unrecognized tax benefits that would affect the effective tax rate, tax years that remain subject to examination by tax jurisdictions, and information about positions for which it is reasonably possible that amounts unrecognized will significantly change within 12 months.

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