Financing Activities (Tables)

9 Months Ended

Sep. 30, 2020

Debt Disclosure [Abstract]

Schedule of Line of Credit Facilities

The following credit facilities were in place at:

	September 30, 2020									December 31, 2019
	Expiration Date	Capacity		Borrowed		Letters of Credit and Commercial Paper Issued		Unused Capacity		Borrowed		Letters of Credit and Commercial Paper Issued
PPL
U.K.
WPD plc
Syndicated Credit Facility (a)	Jan. 2023	£	210	£	150	£	—	£	58	£	155	£	—
WPD (South West)
Syndicated Credit Facility (b)	May 2023	220		118		—		102		40		—
WPD (South Wales)
Syndicated Credit Facility	May 2023	125		—		—		125		—		—
WPD (East Midlands)
Syndicated Credit Facility	May 2023	250		—		—		250		—		—
WPD (West Midlands)
Syndicated Credit Facility (c)	May 2023	250		64		—		186		48		—
Uncommitted Credit Facilities		100		—		4		96		—		4
Total U.K. Credit Facilities (d)		£	1,155	£	332	£	4	£	817	£	243	£	4
U.S.
PPL Capital Funding
Syndicated Credit Facility	Jan. 2024	$	1,450	$	—	$	—	$	1,450	$	—	$	450
Term Loan Credit Facility	Mar. 2021	200		200		—		—		—		—
Bilateral Credit Facility	Mar. 2021	50		—		—		50		—		—
Bilateral Credit Facility	Mar. 2021	50		—		15		35		—		15
Term Loan Credit Facility	Mar. 2021	100		100		—		—		—		—
Term Loan Credit Facility	Mar. 2022	100		100		—		—		—		—
Total PPL Capital Funding Credit Facilities		$	1,950	$	400	$	15	$	1,535	$	—	$	465

	September 30, 2020									December 31, 2019
	Expiration Date	Capacity		Borrowed		Letters of Credit and Commercial Paper Issued		Unused Capacity		Borrowed		Letters of Credit and Commercial Paper Issued
PPL Electric
Syndicated Credit Facility	Jan. 2024	$	650	$	—	$	281	$	369	$	—	$	1
LG&E
Syndicated Credit Facility	Jan. 2024	$	500	$	—	$	206	$	294	$	—	$	238
Total LG&E Credit Facilities		$	500	$	—	$	206	$	294	$	—	$	238
KU
Syndicated Credit Facility	Jan. 2024	$	400	$	—	$	139	$	261	$	—	$	150
Total KU Credit Facilities		$	400	$	—	$	139	$	261	$	—	$	150

(a)    The amounts borrowed at September 30, 2020 and December 31, 2019 were USD-denominated borrowings of $200 million for both periods, which bore interest at 0.98% and 2.52%. The interest rates on the borrowings are equal to one-month USD LIBOR plus a margin. The unused capacity reflects the amounts borrowed in GBP of £152 million as of the date borrowed.

(b)    The amounts borrowed at September 30, 2020 and December 31, 2019 were GBP-denominated borrowings which equated to $158 million and $51 million and bore interest at 0.56% and 1.09%. The interest rate on the borrowing are equal to one-month GBP LIBOR plus a margin.

(c)    The amounts borrowed at September 30, 2020 and December 31, 2019 were GBP-denominated borrowings which equated to $86 million and $62 million and bore interest at 0.56% and 1.11%. The interest rates on the borrowings are equal to one-month GBP LIBOR plus a margin.

(d)    At September 30, 2020, the unused capacity under the U.K. credit facilities was $1.1 billion.

Schedule of Short-term Debt

The following commercial paper programs were in place at:

	September 30, 2020							December 31, 2019
	Weighted - Average Interest Rate	Capacity		Commercial Paper Issuances		Unused Capacity		Weighted - Average Interest Rate	Commercial Paper Issuances
PPL Capital Funding	—%	$	1,500	$	—	$	1,500	2.13%	$	450
PPL Electric	0.16%	650		280		370			—
LG&E	0.20%	350		206		144		2.07%	238
KU	0.19%	350		139		211		2.02%	150
Total		$	2,850	$	625	$	2,225		$	838