Defined Benefits (Tables)

6 Months Ended

Jun. 30, 2015

Defined Benefits [Line Items]

Schedule Of Net Periodic Defined Benefit Costs (Credits)

Following are the net periodic defined benefit costs (credits) of the plans sponsored by PPLand its subsidiaries, LKE and its subsidiariesand LG&E for the periods ended June 30:

			Pension Benefits
			Three Months								Six Months
			U.S.				U.K.				U.S.				U.K.
			2015 (b)		2014 (c)		2015		2014		2015 (b)		2014 (c)		2015		2014
PPL
Service cost			$	26	$	24	$	19	$	18	$	56	$	49	$	39	$	36
Interest cost				52		56		77		90		110		112		156		178
Expected return on plan assets				(69)		(72)		(129)		(132)		(145)		(144)		(260)		(262)
Amortization of:
		Prior service cost		2		5						4		10
		Actuarial (gain) loss		22		7		40		33		47		14		79		66
Net periodic defined benefit
	costs (credits) prior to
	termination benefits			33		20		7		9		72		41		14		18
Termination benefits (a)						20								20
Net periodic defined benefit
	costs (credits)		$	33	$	40	$	7	$	9	$	72	$	61	$	14	$	18

(a)Includes termination benefits of $4 million for PPL Electric. The remaining $16 million relates to PPL Energy Supply and is reflected in discontinued operations.

(b)For the three and six months endedJune 30, 2015, the total net periodic defined benefit cost include $7million and $18 million reflected in discontinued operations related to costs allocated from PPL's plans to PPL Energy Supply prior to the spinoff.

(c)For the three and six months endedJune 30, 2014, the total net periodic defined benefit cost include $23million and $28 million reflected in discontinued operations related to costs allocated from PPL's plans to PPL Energy Supply.

	Other Postretirement Benefits
	Three Months				Six Months
	2015		2014		2015		2014
PPL
Service cost	$	3	$	3	$	7	$	6
Interest cost		7		8		14		16
Expected return on plan assets		(7)		(7)		(14)		(13)
Net periodic defined benefit costs (credits)	$	3	$	4	$	7	$	9

LKE
Service cost		$	2	$	1	$	3	$	2
Interest cost			3		3		5		5
Expected return on plan assets			(2)		(2)		(3)		(3)
Amortization of:
	Prior service cost						1		1
Net periodic defined benefit costs (credits)		$	3	$	2	$	6	$	5

PPL Electric Utilities Corp [Member]

Defined Benefits [Line Items]

Allocation of Net Periodic Benefit Costs

For the periods ended June 30, PPL Services allocated the following net periodic defined benefit costs to PPL Electric, and LKE allocated the following net periodic defined benefit costs to LG&E and KU.

	Three Months				Six Months
	2015		2014		2015		2014
PPL Electric (a)	$	8	$	10	$	16	$	15

LG&E	4	2	7	4
KU	4	1	9	4

(a)The three and six months endedJune 30, 2014 include $4million of termination benefits for PPL Electric related to a one-time voluntary retirement window offered to certain bargaining unit employees.

LG And E And KU Energy LLC [Member]

Defined Benefits [Line Items]

Schedule Of Net Periodic Defined Benefit Costs (Credits)

Following are the net periodic defined benefit costs (credits) of the plans sponsored by PPLand its subsidiaries, LKE and its subsidiariesand LG&E for the periods ended June 30:

		Pension Benefits
		Three Months				Six Months
		2015		2014		2015		2014
LKE
Service cost		$	6	$	5	$	13	$	11
Interest cost			17		16		34		33
Expected return on plan assets			(22)		(21)		(44)		(41)
Amortization of:
	Prior service cost		2		1		4		2
	Actuarial (gain) loss		9		3		17		6
Net periodic defined benefit costs (credits)		$	12	$	4	$	24	$	11
LG&E
Service cost		$	1	$	1	$	1	$	1
Interest cost			4		3		7		7
Expected return on plan assets			(5)		(5)		(10)		(10)
Amortization of:
	Prior service cost						1		1
	Actuarial (gain) loss		3		2		6		3
Net periodic defined benefit costs (credits)		$	3	$	1	$	5	$	2

	Other Postretirement Benefits
	Three Months				Six Months
	2015		2014		2015		2014
PPL
Service cost	$	3	$	3	$	7	$	6
Interest cost		7		8		14		16
Expected return on plan assets		(7)		(7)		(14)		(13)
Net periodic defined benefit costs (credits)	$	3	$	4	$	7	$	9

LKE
Service cost		$	2	$	1	$	3	$	2
Interest cost			3		3		5		5
Expected return on plan assets			(2)		(2)		(3)		(3)
Amortization of:
	Prior service cost						1		1
Net periodic defined benefit costs (credits)		$	3	$	2	$	6	$	5

Louisville Gas And Electric Co [Member]

Defined Benefits [Line Items]

Schedule Of Net Periodic Defined Benefit Costs (Credits)

Following are the net periodic defined benefit costs (credits) of the plans sponsored by PPLand its subsidiaries, LKE and its subsidiariesand LG&E for the periods ended June 30:

		Pension Benefits
		Three Months				Six Months
		2015		2014		2015		2014
LKE
Service cost		$	6	$	5	$	13	$	11
Interest cost			17		16		34		33
Expected return on plan assets			(22)		(21)		(44)		(41)
Amortization of:
	Prior service cost		2		1		4		2
	Actuarial (gain) loss		9		3		17		6
Net periodic defined benefit costs (credits)		$	12	$	4	$	24	$	11
LG&E
Service cost		$	1	$	1	$	1	$	1
Interest cost			4		3		7		7
Expected return on plan assets			(5)		(5)		(10)		(10)
Amortization of:
	Prior service cost						1		1
	Actuarial (gain) loss		3		2		6		3
Net periodic defined benefit costs (credits)		$	3	$	1	$	5	$	2

Allocation of Net Periodic Benefit Costs

For the periods ended June 30, PPL Services allocated the following net periodic defined benefit costs to PPL Electric, and LKE allocated the following net periodic defined benefit costs to LG&E and KU.

	Three Months				Six Months
	2015		2014		2015		2014
PPL Electric (a)	$	8	$	10	$	16	$	15

LG&E	4	2	7	4
KU	4	1	9	4

(a)The three and six months endedJune 30, 2014 include $4million of termination benefits for PPL Electric related to a one-time voluntary retirement window offered to certain bargaining unit employees.

Kentucky Utilities Co [Member]

Defined Benefits [Line Items]

Allocation of Net Periodic Benefit Costs

For the periods ended June 30, PPL Services allocated the following net periodic defined benefit costs to PPL Electric, and LKE allocated the following net periodic defined benefit costs to LG&E and KU.

	Three Months				Six Months
	2015		2014		2015		2014
PPL Electric (a)	$	8	$	10	$	16	$	15

LG&E	4	2	7	4
KU	4	1	9	4

(a)The three and six months endedJune 30, 2014 include $4million of termination benefits for PPL Electric related to a one-time voluntary retirement window offered to certain bargaining unit employees.