Derivative Instruments and Hedging Activities (Tables)

12 Months Ended

Dec. 31, 2011

Derivative Instruments And Hedging Activities Tables [Abstract]

Interest Rate Derivatives By Type Table

	December 31, 2011
	Current			Maximum(1)
		Derivative			Derivative		Weighted	% of Debt
		Notional			Notional		Average	Currently
	Derivative	Translated		Derivative	Translated		Remaining	Hedged
Interest Rate Derivatives	Notional	to USD		Notional	to USD		Term(1)	by Index(2)
	(in millions)						(in years)
LIBOR (U.S. Dollar)	3,628	$	3,628	4,697	$	4,697	11	67%
EURIBOR (Euro)	673		872	673		872	11	63%
LIBOR (British Pound Sterling)	58		90	82		128	13	87%

Cross Currency Derivatives By Type Table

	December 31, 2011
				Weighted	% of Debt
		Notional		Average	Currently
		Translated		Remaining	Hedged
Cross Currency Swaps	Notional	to USD		Term(1)	by Index(2)
	(in millions)			(in years)
Chilean Unidad de Fomento (CLF)	6	$	240	14	85%

Foreign Currency Options By Type Table

	December 31, 2011
						Weighted
		Notional		Probability		Average
		Translated		Adjusted		Remaining
Foreign Currency Options	Notional(1)	to USD(1)		Notional(2)		Term(3)
	(in millions)					(in years)
Euro (EUR)	38	$	54	$	52	<1
Brazilian Real (BRL)	86		52		49	<1
British Pound (GBP)	27		44		35	<1
Philippine Peso (PHP)	414		10		7	<1

Foreign Currency Forwards By Type Table

	December 31, 2011
				Weighted
		Notional		Average
		Translated		Remaining
Foreign Currency Forwards	Notional	to USD		Term(1)
	(in millions)			(in years)
Euro (EUR)	113	$	154	2
Chilean Peso (CLP)	72,169		145	<1
British Pound (GBP)	11		16	<1
Argentine Peso (ARS)	61		13	<1
Colombian Peso (COP)	23,993		13	<1
Hungarian Forint (HUF)	1,236		5	<1

Embedded Foreign Currency Derivatives By Type Table

	December 31, 2011
				Weighted
		Notional		Average
		Translated		Remaining
Embedded Foreign Currency Derivatives	Notional	to USD		Term(1)
	(in millions)			(in years)
Philippine Peso (PHP)	13,692	$	312	2
Argentine Peso (ARS)	938		218	11
Kazakhstani Tenge (KZT)	29,635		200	8
Euro (EUR)	3		3	9

Commodity Non Hedge Derivatives By Type Table

	December 31, 2011
		Weighted Average
Commodity Derivatives	Notional	Remaining Term(1)
	(in millions)	(in years)
Natural gas (MMBtu)	31	12
Petcoke (Metric tons)	13	12
Aluminum (MWh)	16(2)	8
Heating Oil (Gallons)	3	1
Coal (Metric tons)	4	3

Fair Value Hierarchy Derivative Assets Liabilities By Balance Sheet Classification Text Block

				December 31, 2011								December 31, 2010
				Level 1		Level 2		Level 3		Total		Level 1		Level 2		Level 3		Total
				(in millions)								(in millions)
Assets
Current assets:
	Foreign currency derivatives			$	-	$	24	$	4	$	28	$	-	$	3	$	3	$	6
	Commodity and other derivatives				2		16		3		21		-		2		3		5
		Total current assets			2		40		7		49		-		5		6		11
Noncurrent assets:
	Interest rate derivatives				-		-		-		-		-		49		-		49
	Cross currency derivatives				-		-		1		1		-		-		12		12
	Foreign currency derivatives				-		3		58		61		-		-		27		27
	Commodity and other derivatives				-		9		-		9		-		4		16		20
		Total noncurrent assets			-		12		59		71		-		53		55		108
			Total assets	$	2	$	52	$	66	$	120	$	-	$	58	$	61	$	119
Liabilities
Current liabilities:
	Interest rate derivatives			$	-	$	97	$	22	$	119	$	-	$	118	$	-	$	118
	Cross currency derivatives				-		-		5		5		-		-		2		2
	Foreign currency derivatives				-		5		1		6		-		13		-		13
	Commodity and other derivatives				-		17		6		23		-		-		-		-
		Total current liabilities			-		119		34		153		-		131		2		133
Long-term liabilities:
	Interest rate derivatives				-		334		106		440		-		200		1		201
	Cross currency derivatives				-		-		14		14		-		-		-		-
	Foreign currency derivatives				-		10		10		20		-		15		8		23
	Commodity and other derivatives				-		13		50		63		-		-		1		1
		Total long-term liabilities			-		357		180		537		-		215		10		225
			Total liabilities	$	-	$	476	$	214	$	690	$	-	$	346	$	12	$	358

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

			December 31, 2011						December 31, 2010
					Not						Not
			Designated		Designated				Designated		Designated
			as Hedging		as Hedging				as Hedging		as Hedging
			Instruments		Instruments		Total		Instruments		Instruments		Total
			(in millions)						(in millions)
Assets
Current assets:
	Foreign currency derivatives		$	10	$	18	$	28	$	-	$	6	$	6
	Commodity and other derivatives			2		19		21		-		5		5
		Total current assets		12		37		49		-		11		11
Noncurrent assets:
	Interest rate derivatives			-		-		-		49		-		49
	Cross currency derivatives			1		-		1		12		-		12
	Foreign currency derivatives			3		58		61		-		27		27
	Commodity and other derivatives			-		9		9		-		20		20
		Total noncurrent assets		4		67		71		61		47		108
Total assets			$	16	$	104	$	120	$	61	$	58	$	119
Liabilities
Current liabilities:
	Interest rate derivatives		$	110	$	9	$	119	$	107	$	11	$	118
	Cross currency derivatives			5		-		5		2		-		2
	Foreign currency derivatives			1		5		6		8		5		13
	Commodity and other derivatives			-		23		23		-		-		-
		Total current liabilities		116		37		153		117		16		133
Long-term liabilities:
	Interest rate derivatives			425		15		440		186		15		201
	Cross currency derivatives			14		-		14		-		-		-
	Foreign currency derivatives			-		20		20		-		23		23
	Commodity and other derivatives			3		60		63		-		1		1
		Total long-term liabilities		442		95		537		186		39		225
Total liabilities			$	558	$	132	$	690	$	303	$	55	$	358

Accumulated Other Comprehensive Income Loss Derivatives Table

	Accumulated Other
	Comprehensive
	Income (Loss) (1)
	(in millions)
Interest rate derivatives	$	(101)
Cross currency derivatives	$	(1)
Foreign currency derivatives	$	7
Commodity and other derivatives	$	(1)

Gain Loss In Accumulated Other Comprehensive IncomeOn Effective Portion Of Qualifying Cash Flow Hedges Rollforward Table

		Gains (Losses)								Gains (Losses) Reclassified
		Recognized in AOCL						Consolidated		from AOCL into Earnings
		2011		2010		2009		Statement of Operations		2011		2010		2009
		(in millions)								(in millions)
Interest rate derivatives		$	(475)(1)	$	(243)(1)	$	49	Interest expense		$	(125)(2)	$	(108)(2)	$	(72)(2)
								Non-regulated cost of sales			(3)		(2)		-
								Net equity in earnings of
									affiliates		(4)		(1)		-
Cross currency derivatives			(36)		11		48	Interest expense			(10)		(1)		2
								Foreign currency transaction
									gains (losses)		(16)		25		43
Foreign currency derivatives			24		(9)		2	Foreign currency transaction
									gains (losses)		1		(3)		-
Commodity and other
	derivatives		-		(8)		120	Non-regulated revenue			-(3)		-(3)		3(3)
								Non-regulated cost of sales			(2)		-		-
Total		$	(487)	$	(249)	$	219			$	(159)	$	(90)	$	(24)

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

			Gains (Losses)
	Classification in		Recognized in Earnings
	Consolidated Statement of Operations		2011		2010		2009
			(in millions)
Interest rate derivatives	Interest expense		$	(6)	$	(15)	$	(8)
	Net equity in earnings of affiliates			(2)		- (1)		(1)
Cross currency derivatives	Interest expense			(4)		5		(11)
Foreign currency derivatives	Foreign currency transaction
		gains (losses)		- (1)		- (1)		-(1)
Total			$	(12)	$	(10)	$	(20)

Gain Loss In Earnings On Non Hedging Instruments Table

	Classification		Gains (Losses)
	in Consolidated		Recognized in Earnings
	Statement of Operations		2011		2010		2009
			(in millions)
Interest rate derivatives	Interest expense		$	(4)	$	(9)	$	(26)
Foreign currency derivatives	Foreign currency transaction
		gains (losses)		57		(36)		(38)
	Net equity in earnings of
		affiliates		-		(2)		-
Commodity and other derivatives	Non-regulated revenue			(71)		21		1
	Regulated revenue			1		-		-
	Non-regulated cost of sales			(9)		5		(30)
	Regulated cost of sales			(5)		-		-
Total			$	(31)	$	(21)	$	(93)

Regulatory Asset Liability Change In Fair Value Of Derivatives

	2011		2010
	(in millions)
(Increase) decrease in regulatory assets	$	(5)	$	(3)
Increase (decrease) in regulatory liabilities	$	8	$	1