Related Party Transactions (Tables)

3 Months Ended

Mar. 31, 2015

PPL Electric Utilities Corp [Member]

Related Party Transactions [Line Items]

Intercompany Support Cost Allocations

PPL Services, PPL EU Services and LKS charged the following amounts for the periods ended March 31, and believe these amounts are reasonable, including amounts applied to accounts that are further distributed between capital and expense.

	Three Months
	2015		2014
PPL Electric from PPL Services	$	30	$	41
LKE from PPL Services		4		4
PPL Electric from PPL EU Services		15

LG&E from LKS	51	48
KU from LKS	56	53

LG And E And KU Energy LLC [Member]

Related Party Transactions [Line Items]

Intercompany Support Cost Allocations

PPL Services, PPL EU Services and LKS charged the following amounts for the periods ended March 31, and believe these amounts are reasonable, including amounts applied to accounts that are further distributed between capital and expense.

	Three Months
	2015		2014
PPL Electric from PPL Services	$	30	$	41
LKE from PPL Services		4		4
PPL Electric from PPL EU Services		15

LG&E from LKS	51	48
KU from LKS	56	53

Louisville Gas And Electric Co [Member]

Related Party Transactions [Line Items]

Intercompany Support Cost Allocations

PPL Services, PPL EU Services and LKS charged the following amounts for the periods ended March 31, and believe these amounts are reasonable, including amounts applied to accounts that are further distributed between capital and expense.

	Three Months
	2015		2014
PPL Electric from PPL Services	$	30	$	41
LKE from PPL Services		4		4
PPL Electric from PPL EU Services		15

LG&E from LKS	51	48
KU from LKS	56	53

Kentucky Utilities Co [Member]

Related Party Transactions [Line Items]

Intercompany Support Cost Allocations

PPL Services, PPL EU Services and LKS charged the following amounts for the periods ended March 31, and believe these amounts are reasonable, including amounts applied to accounts that are further distributed between capital and expense.

	Three Months
	2015		2014
PPL Electric from PPL Services	$	30	$	41
LKE from PPL Services		4		4
PPL Electric from PPL EU Services		15

LG&E from LKS	51	48
KU from LKS	56	53