Leases (Tables)

12 Months Ended

Dec. 31, 2012

Leases [Line Items]

Rent Expense for Operating Leases

Rent expense for operating leases was as follows:

		2012		2011		2010
PPL	$	116	$	109	$	90
PPL Energy Supply		62		84		87

Future Minimum Rental Payments for All Operating Leases

Total future minimum rental payments for all operating leases are estimated to be:
			PPL
	PPL		Energy Supply		LKE		LG&E		KU
2013	$	109	$	76	$	15	$	5	$	9
2014		106		78		15		6		8
2015		85		65		12		5		7
2016		37		26		8		3		5
2017		21		13		6		2		4
Thereafter		149		104		34		14		18
Total	$	507	$	362	$	90	$	35	$	51

PPL Energy Supply LLC [Member]

Leases [Line Items]

Rent Expense for Operating Leases

Rent expense for operating leases was as follows:

		2012		2011		2010
PPL	$	116	$	109	$	90
PPL Energy Supply		62		84		87

Future Minimum Rental Payments for All Operating Leases

Total future minimum rental payments for all operating leases are estimated to be:
			PPL
	PPL		Energy Supply		LKE		LG&E		KU
2013	$	109	$	76	$	15	$	5	$	9
2014		106		78		15		6		8
2015		85		65		12		5		7
2016		37		26		8		3		5
2017		21		13		6		2		4
Thereafter		149		104		34		14		18
Total	$	507	$	362	$	90	$	35	$	51

LG And E And KU Energy LLC [Member]

Leases [Line Items]

Rent Expense for Operating Leases

Rent expense for operating leases was as follows:

	Successor						Predecessor
					Two Months		Ten Months
	Year Ended		Year Ended		Ended		Ended
	December 31,		December 31,		December 31,		October 31,
	2012		2011		2010		2010
LKE	$	18	$	18	$	3	$	14
LG&E		7		7		1		5
KU		10		10		2		8

Future Minimum Rental Payments for All Operating Leases

Total future minimum rental payments for all operating leases are estimated to be:
			PPL
	PPL		Energy Supply		LKE		LG&E		KU
2013	$	109	$	76	$	15	$	5	$	9
2014		106		78		15		6		8
2015		85		65		12		5		7
2016		37		26		8		3		5
2017		21		13		6		2		4
Thereafter		149		104		34		14		18
Total	$	507	$	362	$	90	$	35	$	51

Louisville Gas And Electric Co [Member]

Leases [Line Items]

Rent Expense for Operating Leases

Rent expense for operating leases was as follows:

	Successor						Predecessor
					Two Months		Ten Months
	Year Ended		Year Ended		Ended		Ended
	December 31,		December 31,		December 31,		October 31,
	2012		2011		2010		2010
LKE	$	18	$	18	$	3	$	14
LG&E		7		7		1		5
KU		10		10		2		8

Future Minimum Rental Payments for All Operating Leases

Total future minimum rental payments for all operating leases are estimated to be:
			PPL
	PPL		Energy Supply		LKE		LG&E		KU
2013	$	109	$	76	$	15	$	5	$	9
2014		106		78		15		6		8
2015		85		65		12		5		7
2016		37		26		8		3		5
2017		21		13		6		2		4
Thereafter		149		104		34		14		18
Total	$	507	$	362	$	90	$	35	$	51

Kentucky Utilities Co [Member]

Leases [Line Items]

Rent Expense for Operating Leases

Rent expense for operating leases was as follows:

	Successor						Predecessor
					Two Months		Ten Months
	Year Ended		Year Ended		Ended		Ended
	December 31,		December 31,		December 31,		October 31,
	2012		2011		2010		2010
LKE	$	18	$	18	$	3	$	14
LG&E		7		7		1		5
KU		10		10		2		8

Future Minimum Rental Payments for All Operating Leases

Total future minimum rental payments for all operating leases are estimated to be:
			PPL
	PPL		Energy Supply		LKE		LG&E		KU
2013	$	109	$	76	$	15	$	5	$	9
2014		106		78		15		6		8
2015		85		65		12		5		7
2016		37		26		8		3		5
2017		21		13		6		2		4
Thereafter		149		104		34		14		18
Total	$	507	$	362	$	90	$	35	$	51