Available-for-Sale Securities (Tables)

6 Months Ended

Jun. 30, 2013

Available-for-Sale Securities [Line Items]

The following table shows the amortized cost, the gross unrealized gains and losses recorded in AOCI, and the fair value of available-for-sale securities.

					June 30, 2013								December 31, 2012
							Gross		Gross						Gross		Gross
					Amortized		Unrealized		Unrealized				Amortized		Unrealized		Unrealized
					Cost		Gains		Losses		Fair Value		Cost		Gains		Losses		Fair Value
PPL
	NDT funds:
		Cash and cash equivalents			$	12					$	12	$	11					$	11
		Equity securities:
			U.S. large-cap			227	$	241				468		222	$	190				412
			U.S. mid/small-cap			31		37				68		30		30				60
		Debt securities:
			U.S. Treasury			89		6				95		86		9				95
			U.S. government sponsored
				agency		5		1				6		8		1				9
			Municipality			77		2	$	2		77		78		5	$	1		82
			Investment-grade corporate			37		2				39		36		4				40
			Other			3						3		3						3
		Receivables/payables, net				3						3
		Total NDT funds				484		289		2		771		474		239		1		712
	Auction rate securities					20				1		19		20				1		19
	Total				$	504	$	289	$	3	$	790	$	494	$	239	$	2	$	731

PPL Energy Supply
	NDT funds:
		Cash and cash equivalents			$	12					$	12	$	11					$	11
		Equity securities:
			U.S. large-cap			227	$	241				468		222	$	190				412
			U.S. mid/small-cap			31		37				68		30		30				60
		Debt securities:
			U.S. Treasury			89		6				95		86		9				95
			U.S. government sponsored
				agency		5		1				6		8		1				9
			Municipality			77		2	$	2		77		78		5	$	1		82
			Investment-grade corporate			37		2				39		36		4				40
			Other			3						3		3						3
		Receivables/payables, net				3						3
		Total NDT funds				484		289		2		771		474		239		1		712
	Auction rate securities					17				1		16		17				1		16
	Total				$	501	$	289	$	3	$	787	$	491	$	239	$	2	$	728

Scheduled Maturity Dates of Debt Securities

The following table shows the scheduled maturity dates of debt securities held at June 30, 2013.

	Maturity		Maturity		Maturity		Maturity
	Less Than		1-5		6-10		in Excess
	1 Year		Years		Years		of 10 Years		Total
PPL
Amortized cost	$	12	$	81	$	61	$	77	$	231
Fair value		12		84		63		80		239

PPL Energy Supply
Amortized cost	$	12	$	81	$	61	$	74	$	228
Fair value		12		84		63		77		236

Proceeds From and Realized Gains and Losses on Sales of Available-for-sale Securities

The following table shows proceeds from and realized gains and losses on sales of available-for-sale securities for the periods ended June 30.

	Three Months				Six Months
	2013		2012		2013		2012
PPL
Proceeds from sales of NDT securities (a)	$	35	$	45	$	59	$	79
Other proceeds from sales				5				5
Gross realized gains (b)		3		8		7		13
Gross realized losses (b)		2		5		4		6

PPL Energy Supply
Proceeds from sales of NDT securities (a)	$	35	$	45	$	59	$	79
Other proceeds from sales				3				3
Gross realized gains (b)		3		8		7		13
Gross realized losses (b)		2		5		4		6

(a) These proceeds are used to pay income taxes and fees related to managing the trust. Remaining proceeds are reinvested in the trust.

(b) Excludes the impact of other-than-temporary impairment charges recognized on the Statements of Income.

PPL Energy Supply LLC [Member]