Fair Value Disclosures (Tables)

9 Months Ended

Sep. 30, 2011

Fair Value Disclosures Tables [Abstract]

Available for sale securities

The following table summarizes our available-for-sale securities at September 30, 2011 and December 31, 2010:

(in millions)		Fair Value		Unrealized Losses		Unrealized Gains
September 30, 2011
Common stock equity		$	925	$	41	$	313
Preferred stock and other equity			50		1		8
Corporate debt			90		1		6
U.S. state and municipal debt			121		2		6
U.S. and foreign government debt			289		-		17
Money market funds and other			89		-		2
	Total	$	1,564	$	45	$	352
December 31, 2010
Common stock equity		$	1,021	$	13	$	408
Preferred stock and other equity			28		-		11
Corporate debt			90		-		6
U.S. state and municipal debt			132		4		3
U.S. and foreign government debt			264		2		10
Money market funds and other			52		-		1
	Total	$	1,587	$	19	$	439

Available for sale debt securities by contractual maturity

At September 30, 2011, the fair value of our available-for-sale debt securities by contractual maturity was:

(in millions)
Due in one year or less	$	35
Due after one through five years		212
Due after five through 10 years		127
Due after 10 years		140
Total	$	514

Sales of available for sale securities

The following table presents selected information about our sales of available-for-sale securities during the three and nine months ended September 30, 2011 and 2010. Realized gains and losses were determined on a specific identification basis.

	Three months ended September 30				Nine months ended September 30
(in millions)		2011		2010		2011		2010
Proceeds	$	1,062	$	2,051	$	4,254	$	5,743
Realized gains		9		7		24		17
Realized losses		11		5		20		20

Fair value measurements- assets and liabilities

PROGRESS ENERGY
(in millions)				Level 1		Level 2		Level 3		Total
September 30, 2011
Assets
	Nuclear decommissioning trust funds
		Common stock equity	$	925	$	-	$	-	$	925
		Preferred stock and other equity		23		27		-		50
		Corporate debt		-		90		-		90
		U.S. state and municipal debt		1		118		-		119
		U.S. and foreign government debt		100		188		-		288
		Money market funds and other		-		40		-		40
	Total nuclear decommissioning trust funds			1,049		463		-		1,512
	Derivatives
		Commodity forward contracts		-		7		-		7
	Other marketable securities
		Money market and other		18		7		-		25
		Total assets	$	1,067	$	477	$	-	$	1,544

Liabilities
	Derivatives
		Commodity forward contracts	$	-	$	426	$	43	$	469
		Interest rate contracts		-		86		-		86
		Contingent value obligations		-		-		74		74
		Total liabilities	$	-	$	512	$	117	$	629

(in millions)				Level 1		Level 2		Level 3		Total
December 31, 2010
Assets
	Nuclear decommissioning trust funds
		Common stock equity	$	1,021	$	-	$	-	$	1,021
		Preferred stock and other equity		22		6		-		28
		Corporate debt		-		86		-		86
		U.S. state and municipal debt		-		132		-		132
		U.S. and foreign government debt		79		182		-		261
		Money market funds and other		1		42		-		43
	Total nuclear decommissioning trust funds			1,123		448		-		1,571
	Derivatives
		Commodity forward contracts		-		15		-		15
		Interest rate contracts		-		4		-		4
	Other marketable securities
		Corporate debt		-		4		-		4
		U.S. and foreign government debt		-		3		-		3
		Money market and other		18		-		-		18
		Total assets	$	1,141	$	474	$	-	$	1,615

Liabilities
	Derivatives
		Commodity forward contracts	$	-	$	458	$	36	$	494
		Interest rate contracts		-		39		-		39
		Contingent value obligations		-		15		-		15
		Total liabilities	$	-	$	512	$	36	$	548