Related Party Transactions (Tables)

3 Months Ended

Mar. 31, 2016

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, including amounts applied to accounts that are further distributed between capital and expense on the books of the recipients, based on methods that are believed to be reasonable.

	Three Months
	2016		2015
PPL Electric from PPL Services	$	37	$	30
LKE from PPL Services		5		4
PPL Electric from PPL EU Services		17		15

LG&E from LKS	47	51
KU from LKS	56	56

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, including amounts applied to accounts that are further distributed between capital and expense on the books of the recipients, based on methods that are believed to be reasonable.

	Three Months
	2016		2015
PPL Electric from PPL Services	$	37	$	30
LKE from PPL Services		5		4
PPL Electric from PPL EU Services		17		15

LG&E from LKS	47	51
KU from LKS	56	56

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, including amounts applied to accounts that are further distributed between capital and expense on the books of the recipients, based on methods that are believed to be reasonable.

	Three Months
	2016		2015
PPL Electric from PPL Services	$	37	$	30
LKE from PPL Services		5		4
PPL Electric from PPL EU Services		17		15

LG&E from LKS	47	51
KU from LKS	56	56

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, including amounts applied to accounts that are further distributed between capital and expense on the books of the recipients, based on methods that are believed to be reasonable.

	Three Months
	2016		2015
PPL Electric from PPL Services	$	37	$	30
LKE from PPL Services		5		4
PPL Electric from PPL EU Services		17		15

LG&E from LKS	47	51
KU from LKS	56	56