Available-for-Sale Securities (Tables)

3 Months Ended

Mar. 31, 2014

Available-for-Sale Securities [Line Items]

Available-for-Sale Securities

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.

			March 31, 2014								December 31, 2013
					Gross		Gross						Gross		Gross
			Amortized		Unrealized		Unrealized				Amortized		Unrealized		Unrealized
			Cost		Gains		Losses		Fair Value		Cost		Gains		Losses		Fair Value
NDT funds:
PPL and PPL Energy Supply
		Cash and cash equivalents	$	13					$	13	$	14					$	14
		Equity securities		271	$	368				639		265	$	363				628
		Debt securities		218		9	$	1		226		217		7	$	3		221
		Receivables/payables, net		1						1		1						1
		Total NDT funds	$	503	$	377	$	1	$	879	$	497	$	370	$	3	$	864
Auction rate securities:
	PPL		$	17			$	1	$	16	$	20			$	1	$	19
	PPL Energy Supply			14				1		13		17				1		16

Scheduled Maturity Dates of Debt Securities

The following table shows the scheduled maturity dates of debt securities held at March 31, 2014.

	Maturity		Maturity		Maturity		Maturity
	Less Than		1-5		6-10		in Excess
	1 Year		Years		Years		of 10 Years		Total
PPL
Amortized cost	$	11	$	88	$	57	$	79	$	235
Fair value		11		90		59		82		242
PPL Energy Supply
Amortized cost	$	11	$	88	$	57	$	76	$	232
Fair value		11		90		59		79		239

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 theperiods ended March 31.

	Three Months
	2014		2013
PPL and PPL Energy Supply
Proceeds from sales of NDT securities (a)	$	27	$	24
Other proceeds from sales		3
Gross realized gains (b)		3		4
Gross realized losses (b)		1		2

(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]

Available-for-Sale Securities [Line Items]

Available-for-Sale Securities

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.

			March 31, 2014								December 31, 2013
					Gross		Gross						Gross		Gross
			Amortized		Unrealized		Unrealized				Amortized		Unrealized		Unrealized
			Cost		Gains		Losses		Fair Value		Cost		Gains		Losses		Fair Value
NDT funds:
PPL and PPL Energy Supply
		Cash and cash equivalents	$	13					$	13	$	14					$	14
		Equity securities		271	$	368				639		265	$	363				628
		Debt securities		218		9	$	1		226		217		7	$	3		221
		Receivables/payables, net		1						1		1						1
		Total NDT funds	$	503	$	377	$	1	$	879	$	497	$	370	$	3	$	864
Auction rate securities:
	PPL		$	17			$	1	$	16	$	20			$	1	$	19
	PPL Energy Supply			14				1		13		17				1		16

Scheduled Maturity Dates of Debt Securities

The following table shows the scheduled maturity dates of debt securities held at March 31, 2014.

	Maturity		Maturity		Maturity		Maturity
	Less Than		1-5		6-10		in Excess
	1 Year		Years		Years		of 10 Years		Total
PPL
Amortized cost	$	11	$	88	$	57	$	79	$	235
Fair value		11		90		59		82		242
PPL Energy Supply
Amortized cost	$	11	$	88	$	57	$	76	$	232
Fair value		11		90		59		79		239

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 theperiods ended March 31.

	Three Months
	2014		2013
PPL and PPL Energy Supply
Proceeds from sales of NDT securities (a)	$	27	$	24
Other proceeds from sales		3
Gross realized gains (b)		3		4
Gross realized losses (b)		1		2

(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.