Investments In and Advances To Affiliates (Tables)

12 Months Ended

Dec. 31, 2011

Investments In And Advances To Affiliates Tables [Abstract]

Equity Ownership Interest And Carrying Values Of Investments Accounted For Under The Equity Method

		December 31,
Affiliate	Country	2011		2010		2011	2010
		Carrying Value				Ownership Interest %
		(in millions)
AES Solar Energy Ltd.	Europe	$	225	$	256	50%	50%
AES Solar Power LLC	United States		91		8	50%	50%
AES Solar Power, PR, LLC	Puerto Rico		8		-	50%	0%
Barry(1)	United Kingdom		-		-	100%	100%
CET(1)	Brazil		14		22	72%	72%
Chigen affiliates (2)	China		30		146	25%	25%
China Wind(3)	China		75		69	49%	49%
Elsta	Netherlands		197		202	50%	50%
Entek	Turkey		121		-	50%	0%
Guacolda	Chile		186		149	35%	35%
IC Ictas Energy Group	Turkey		161		151	51%	51%
InnoVent(1)	France		32		31	40%	40%
JHRH	China		59		39	49%	35%
OPGC	India		203		224	49%	49%
Trinidad Generation Unlimited(1)	Trinidad		19		20	10%	10%
Other affiliates			1		3
Total investments in and advances to affiliates		$	1,422	$	1,320

Investments In and Advances to Affiliates Financial Information

	50%-or-less Owned Affiliates						Majority-Owned Unconsolidated Subsidiaries
Years ended December 31,	2011		2010		2009		2011		2010		2009
	(in millions)						(in millions)
Revenue	$	1,668	$	1,341	$	1,229	$	24	$	20	$	158
Gross margin		258		207		240		24		18		71
Net income (loss)		(5)		100		110		(5)		7		(5)
December 31,	2011		2010				2011		2010
	(in millions)						(in millions)
Current assets	$	1,182	$	948			$	58	$	114
Noncurrent assets		4,298		4,131				519		646
Current liabilities		899		687				109		144
Noncurrent liabilities		1,720		1,597				269		242
Noncontrolling interests		(240)		(206)				-		125
Stockholders' equity		3,101		3,001				199		249