Financing Activities (Tables)

3 Months Ended

Mar. 31, 2015

Financing Activities [Line Items]

Credit Facilities in Place at Period End

The following credit facilities were in place at:

				March 31, 2015										December 31, 2014
										Letters of						Letters of
										Credit						Credit
										and						and
										Commercial						Commercial
				Expiration						Paper		Unused				Paper
				Date		Capacity		Borrowed		Issued		Capacity		Borrowed		Issued
PPL
U.K.
	WPD Ltd.
		Syndicated Credit Facility			Dec. 2016	£	210	£	130			£	80	£	103
	WPD (South West)
		Syndicated Credit Facility			July 2019		245						245
	WPD (East Midlands)
		Syndicated Credit Facility			July 2019		300		147				153		64
	WPD (West Midlands)
		Syndicated Credit Facility			July 2019		300						300
	Uncommitted Credit Facilities						65			£	5		60			£	5
			Total U.K. Credit Facilities (a)			£	1,120	£	277	£	5	£	838	£	167	£	5
U.S.
	PPL Capital Funding
		Syndicated Credit Facility			July 2019	$	300					$	300
		Syndicated Credit Facility			Nov. 2018		300						300
		Bilateral Credit Facility			Mar. 2016		150			$	32		118			$	21
		Uncommitted Credit Facility					65				1		64				1
			Total PPL Capital Funding Credit Facilities			$	815			$	33	$	782			$	22
	PPL Energy Supply
		Syndicated Credit Facility (b)			Nov. 2017	$	3,000	$	600	$	267	$	2,133	$	630	$	121
PPL Electric
	Syndicated Credit Facility				July 2019	$	300			$	86	$	214			$	1
LKE
	Syndicated Credit Facility (b)				Oct. 2018	$	75	$	75					$	75
LG&E
	Syndicated Credit Facility				July 2019	$	500			$	216	$	284			$	264
KU
	Syndicated Credit Facility				July 2019	$	400			$	193	$	207			$	236
	Letter of Credit Facility				Oct. 2017		198				198						198
			Total KU Credit Facilities			$	598			$	391	$	207			$	434

(a)WPD Ltd.'s amounts borrowed at March 31, 2015 and December 31, 2014 were USD-denominated borrowings of $200 million and $161 million, which bore interest at 1.87% and 1.86%. WPD (East Midlands) amounts borrowed at March 31, 2015 and December 31, 2014 were GBP-denominated borrowings which equated to $226 million and $100 million, which bore interest at 1.00% for both periods. At March 31, 2015, the unused capacity under the U.K. credit facilities was $1.3 billion.

(b)At March 31, 2015, PPL Energy Supply’s and LKE’s interest rates on outstanding borrowings were 2.12% and 1.68%. At December 31, 2014, PPL Energy Supply’s and LKE’s interest rates on outstanding borrowings were 2.05% and 1.67%.

PPL Electric Utilities Corp [Member]

Financing Activities [Line Items]

Commercial paper

The following commercial paper programs were in place at:

		March 31, 2015								December 31, 2014
		Weighted -				Commercial				Weighted -		Commercial
		Average				Paper		Unused		Average		Paper
		Interest Rate		Capacity		Issuances		Capacity		Interest Rate		Issuances
PPL Electric			0.57%	$	300	$	85	$	215
LG&E			0.63%		350		216		134		0.42%	$	264
KU			0.62%		350		193		157		0.49%		236
	Total			$	1,000	$	494	$	506			$	500

Louisville Gas And Electric Co [Member]

Financing Activities [Line Items]

Commercial paper

The following commercial paper programs were in place at:

		March 31, 2015								December 31, 2014
		Weighted -				Commercial				Weighted -		Commercial
		Average				Paper		Unused		Average		Paper
		Interest Rate		Capacity		Issuances		Capacity		Interest Rate		Issuances
PPL Electric			0.57%	$	300	$	85	$	215
LG&E			0.63%		350		216		134		0.42%	$	264
KU			0.62%		350		193		157		0.49%		236
	Total			$	1,000	$	494	$	506			$	500

Kentucky Utilities Co [Member]

Financing Activities [Line Items]

Commercial paper

The following commercial paper programs were in place at:

		March 31, 2015								December 31, 2014
		Weighted -				Commercial				Weighted -		Commercial
		Average				Paper		Unused		Average		Paper
		Interest Rate		Capacity		Issuances		Capacity		Interest Rate		Issuances
PPL Electric			0.57%	$	300	$	85	$	215
LG&E			0.63%		350		216		134		0.42%	$	264
KU			0.62%		350		193		157		0.49%		236
	Total			$	1,000	$	494	$	506			$	500