Related Party Transactions (Tables)

12 Months Ended

Dec. 31, 2012

PPL Energy Supply LLC [Member]

PPL Services charged the following amounts for the years ended December 31, which PPL management believes are reasonable, including amounts applied to accounts that are further distributed between capital and expense.

		2012		2011		2010

PPL Energy Supply	$	212	$	189	$	232
PPL Electric		157		145		134
LKE		15		16		3	(a)

PPL Electric Utilities Corp [Member]

Intercompany Service Cost Allocations

		2012		2011		2010

PPL Energy Supply	$	212	$	189	$	232
PPL Electric		157		145		134
LKE		15		16		3	(a)

LG And E And KU Energy LLC [Member]

Intercompany Service Cost Allocations

		2012		2011		2010

PPL Energy Supply	$	212	$	189	$	232
PPL Electric		157		145		134
LKE		15		16		3	(a)

(a) Represents costs allocated during the two months ended December 31, 2010 as LKE was acquired November 1, 2010.

Louisville Gas And Electric Co [Member]

Intercompany Billings

LKS charged the amounts in the table below, which LKE management believes are reasonable, including amounts that are further distributed between capital and expense.

	Successor						Predecessor
					Two Months		Ten Months
	Year Ended		Year Ended		Ended		Ended
	December 31,		December 31,		December 31,		October 31,
	2012		2011		2010		2010

LG&E	$	186	$	190	$	32	$	200
KU		161		204		34		222

Kentucky Utilities Co [Member]

Intercompany Billings

LKS charged the amounts in the table below, which LKE management believes are reasonable, including amounts that are further distributed between capital and expense.

	Successor						Predecessor
					Two Months		Ten Months
	Year Ended		Year Ended		Ended		Ended
	December 31,		December 31,		December 31,		October 31,
	2012		2011		2010		2010

LG&E	$	186	$	190	$	32	$	200
KU		161		204		34		222