Derivative Instruments and Hedging Activities (Tables)

3 Months Ended

Mar. 31, 2013

Derivative Instruments And Hedging Activities Tables [Abstract]

Interest Rate Derivatives By Type Table

	March 31, 2013
	Current			Maximum
		Derivative			Derivative		Weighted	% of Debt
		Notional			Notional		Average	Currently
	Derivative	Translated		Derivative	Translated		Remaining	Hedged
Interest Rate and Cross Currency	Notional	to USD		Notional	to USD		Term	by Index(2)
	(in millions)						(in years)
Interest Rate Derivatives:(1)
LIBOR (U.S. Dollar)	3,451	$	3,451	4,226	$	4,226	9	70%
EURIBOR (Euro)	605		776	605		776	9	67%
LIBOR (British Pound)	69		105	69		105	13	83%
Cross Currency Swaps:
Chilean Unidad de Fomento	6		271	6		271	9	85%

Foreign Currency Derivatives By Type Table

	March 31, 2013
				Weighted
		Notional		Average
		Translated		Remaining
Foreign Currency Derivatives	Notional(1)	to USD		Term(2)
	(in millions)			(in years)
Foreign Currency Options and Forwards:
Chilean Peso	80,558	$	166	<1
Brazilian Real	240		118	<1
Euro	29		41	<1
Colombian Peso	53,208		28	<1
Argentine Peso	83		14	<1
British Pound	3		5	<1
Embedded Foreign Currency Derivatives
Argentine Peso	829		169	11
Kazakhstani Tenge	1,009		7	5
Euro	2		2	10

Commodity Derivatives By Type Table

	March 31, 2013
		Weighted Average
Commodity Derivatives	Notional	Remaining Term(1)
	(in millions)	(in years)
Aluminum (MWh)(2)	14	7
Power (MWh)	6	3

Derivative Assets Liabilities At Fair Value Net By Balance Sheet Classification And Type Table

			March 31, 2013						December 31, 2012
			Designated		Not Designated		Total		Designated		Not Designated		Total
			(in millions)						(in millions)
Assets
	Interest rate derivatives		$	-	$	2	$	2	$	-	$	2		2
	Cross currency derivatives			8		-		8		6		-		6
	Foreign currency derivatives			1		87		88		-		81		81
	Commodity derivatives			-		7		7		2		9		11
		Total assets	$	9	$	96	$	105	$	8	$	92	$	100
Liabilities
	Interest rate derivatives		$	523	$	18	$	541	$	544	$	21		565
	Cross currency derivatives			3		-		3		6		-		6
	Foreign currency derivatives			7		11		18		7		7		14
	Commodity derivatives			11		82		93		8		64		72
		Total liabilities	$	544	$	111	$	655	$	565	$	92	$	657

		March 31, 2013				December 31, 2012
		Assets		Liabilities		Assets		Liabilities
		(in millions)				(in millions)
Current		$	18	$	175	$	14	$	186
Noncurrent			87		480		86		471
	Total	$	105	$	655	$	100	$	657
Derivatives subject to master netting agreement or similar agreement:
	Gross (which equals net) amounts recognized in the balance sheet	$	19	$	520	$	25	$	522
	Gross amounts of derivative instruments not offset		(8)		(8)		(9)		(9)
	Gross amounts of cash collateral received/pledged not offset		-		(14)		-		(5)
	Net amount	$	11	$	498	$	16	$	508
Other balances that had been, but no longer need to be, accounted
	for as derivatives at fair value that are to be amortized to earnings
	over the remaining term of the associated PPA	$	181	$	191	$	186	$	191

Gain Loss In Accumulated Other Comprehensive Income And Earnings On Effective Portion Of Qualifying Cash Flow Hedges Table

	Gains (Losses)				Classification in		Gains (Losses) Reclassified
	Recognized in AOCL				Condensed Consolidated		from AOCL into Earnings
Type of Derivative	2013		2012		Statements of Operations		2013		2012
	(in millions)						(in millions)
Interest rate derivatives	$	(13)	$	11	Interest expense		$	(32)	$	(32)
					Non-regulated cost of sales			(1)		(2)
					Net equity in earnings of
						affiliates		(2)		(1)
					Gain on sale of investments			-		(92)
Cross currency derivatives		1		14	Interest expense			(3)		(3)
					Foreign currency transaction
						gains (losses)		5		18
Foreign currency derivatives		1		6	Foreign currency transaction
						gains (losses)		2		-
Commodity derivatives		(5)		(6)	Non-regulated revenue			-		(2)
Total	$	(16)	$	25			$	(31)	$	(114)

Gain Loss In Earnings On Ineffective Portion Of Qualifying Cash Flow Hedges Table

	Classification in Condensed	Gains (Losses)
	Consolidated Statements	Recognized in Earnings
Type of Derivative	of Operations	2013		2012
		(in millions)
Interest rate derivatives	Interest expense	$	(1)	$	(1)
Total		$	(1)	$	(1)

Gain Loss In Earnings On Non Hedging Instruments Table

	Classification	Gains (Losses)
	in Condensed Consolidated	Recognized in Earnings
Type of Derivative	Statements of Operations	2013		2012
		(in millions)
Interest rate derivatives	Interest expense	$	1	$	(2)
	Net equity in earnings of affiliates		(6)		-
Foreign currency derivatives	Foreign currency transaction gains (losses)		6		(38)
	Net equity in earnings of affiliates		(3)		-
Commodity and other derivatives	Non-regulated revenue		(21)		14
	Regulated revenue		(3)		(4)
	Non-regulated cost of sales		1		3
	Regulated cost of sales		-		(4)
Total		$	(25)	$	(31)