CONDENSED CONSOLIDATED STATEMENTS OF EQUITY (Unaudited) - USD ($) shares in Thousands, $ in Millions	Total		Common Stock [Member]		Additional Paid-in Capital [Member]	Earnings Reinvested [Member]		Accumulated Other Comprehensive Loss [Member]	Treasury Stock, Common	Noncontrolling Interest	PPL Electric Utilities Corp [Member]		PPL Electric Utilities Corp [Member] Common Stock [Member]		PPL Electric Utilities Corp [Member] Additional Paid-in Capital [Member]	PPL Electric Utilities Corp [Member] Earnings Reinvested [Member]	Louisville Gas And Electric Co [Member]		Louisville Gas And Electric Co [Member] Common Stock [Member]		Louisville Gas And Electric Co [Member] Additional Paid-in Capital [Member]	Louisville Gas And Electric Co [Member] Earnings Reinvested [Member]	Kentucky Utilities Co [Member]		Kentucky Utilities Co [Member] Common Stock [Member]		Kentucky Utilities Co [Member] Additional Paid-in Capital [Member]	Kentucky Utilities Co [Member] Earnings Reinvested [Member]
Total Equity	$ 13,918		$ 8		$ 12,317	$ 2,681		$ (124)	$ (967)	$ 3	$ 5,751		$ 364		$ 4,084	$ 1,303	$ 3,166		$ 424		$ 2,087	$ 655	$ 4,038		$ 308		$ 3,041	$ 689
Dividends Declared Per Share of Common Stock (in dollars per share)	$ 0.7200
Balance at beginning of period - shares at Dec. 31, 2022			736,487	[1]									66,368	[2]					21,294	[3]					37,818	[4]
Stock Issued During Period, Value, Treasury Stock Reissued	$ 22				3				$ 19
Stock Issued During Period, Shares, Treasury Stock Reissued									637
Stock-based compensation	(1)				(1)
Net income (loss)	627					627					384	[5]				384	210					210	240	[6]				240
Capital contributions from parent											200				200		20				20		54				54
Dividends and dividend equivalents	(533)	[7]				(533)	[7]									(235)						(115)						(125)
Dividends declared											(235)						(115)						(125)
Other comprehensive income (loss)	(18)							(18)
Balance at end of period - shares at Sep. 30, 2023			737,124	[1]									66,368	[2]					21,294	[3]					37,818	[4]
Return of Capital to Parent											(75)				(75)		(161)				(161)		(84)				(84)
Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests	(3)
Total Equity	$ 13,959		$ 8		12,316	2,721		(137)	$ (949)	0	6,011		$ 364		4,259	1,388	3,111		$ 424		1,987	700	4,085		$ 308		3,041	736
Dividends Declared Per Share of Common Stock (in dollars per share)	$ 0.2400
Balance at beginning of period - shares at Jun. 30, 2023			737,086										66,368	[2]					21,294	[3]					37,818	[4]
Stock Issued During Period, Value, Treasury Stock Reissued	$ 1								$ 1
Stock Issued During Period, Shares, Treasury Stock Reissued									38
Stock-based compensation	3				3
Net income (loss)	230					230					136	[5]				136	79					79	101	[6]				101
Dividends and dividend equivalents	(176)					(176)
Dividends declared											(72)					(72)	(29)					(29)	(33)					(33)
Other comprehensive income (loss)	(5)							(5)
Balance at end of period - shares at Sep. 30, 2023			737,124	[1]									66,368	[2]					21,294	[3]					37,818	[4]
Return of Capital to Parent											(50)				(50)		(41)				(41)		(30)				(30)
Total Equity	14,012		$ 8		12,319	2,775		(142)	$ (948)	0	6,025		$ 364		4,209	1,452	3,120		$ 424		1,946	750	4,123		$ 308		3,011	804
Total Equity	$ 13,933		$ 8		12,326	2,710		(163)	(948)	0	$ 5,903		$ 364		4,040	1,499	$ 3,172		$ 424		1,993	755	$ 4,152		$ 308		3,033	811
Dividends Declared Per Share of Common Stock (in dollars per share)	$ 0.7725
Balance at beginning of period - shares at Dec. 31, 2023	737,130		737,130	[1]							66,368		66,368	[2]			21,294		21,294	[3]			37,818		37,818	[4]
Common stock shares issued			2
Common stock issued	$ 0
Stock Issued During Period, Value, Treasury Stock Reissued	19								$ 19
Stock Issued During Period, Shares, Treasury Stock Reissued									646
Stock-based compensation	2				2
Net income (loss)	711					711					$ 441	[5]				441	$ 232	[8]				232	$ 283	[6]				283
Capital contributions from parent											685				685		37				37		84				84
Dividends and dividend equivalents	(573)	[7]				(573)	[7]									(283)						(138)						(167)
Dividends declared											$ (283)						$ (138)						$ (167)
Other comprehensive income (loss)	$ 0
Balance at end of period - shares at Sep. 30, 2024	737,778		737,778								66,368		66,368	[2]			21,294		21,294	[3]			37,818		37,818	[4]
Return of Capital to Parent																	$ (76)				(76)		$ (103)				(103)
Total Equity	$ 14,065		$ 8		12,321	2,826		(160)	$ (930)	0	$ 6,698		$ 364		4,720	1,614	3,216		$ 424		1,979	813	4,254		$ 308		3,067	879
Dividends Declared Per Share of Common Stock (in dollars per share)	$ 0.2575
Balance at beginning of period - shares at Jun. 30, 2024			737,762										66,368	[2]					21,294	[3]					37,818	[4]
Common stock shares issued			2
Common stock issued	$ 0
Stock Issued During Period, Value, Treasury Stock Reissued	1								$ 1
Stock Issued During Period, Shares, Treasury Stock Reissued									14
Stock-based compensation	7				7
Net income (loss)	214					214					142	[5]				142	77	[8]				77	98	[6]				98
Capital contributions from parent											5				5
Dividends and dividend equivalents	(192)					(192)
Dividends declared											$ (99)					(99)	$ (41)					(41)	$ (50)					(50)
Other comprehensive income (loss)	$ (3)							(3)
Balance at end of period - shares at Sep. 30, 2024	737,778		737,778								66,368		66,368	[2]			21,294		21,294	[3]			37,818		37,818	[4]
Return of Capital to Parent																	$ (25)				(25)		$ (53)				(53)
Total Equity	$ 14,092		$ 8		$ 12,328	$ 2,848		$ (163)	$ (929)	$ 0	$ 6,746		$ 364		$ 4,725	$ 1,657	$ 3,227		$ 424		$ 1,954	$ 849	$ 4,249		$ 308		$ 3,014	$ 927

[1] Shares in thousands. Each share entitles the holder to one vote on any question presented at any shareowners' meeting.

[2] Shares in thousands. All common shares of PPL Electric stock are owned by PPL Energy Holdings.

[3] Shares in thousands. All common shares of LG&E stock are owned by LKE.

[4] Shares in thousands. All common shares of KU stock are owned by LKE.

[5] Net income equals comprehensive income.

[6] Net income equals comprehensive income.

[7] Dividends declared per share of common stock were $0.2575 and $0.7725 for the three and nine months ended September 30, 2024 and $0.2400 and $0.7200 for the three and nine months ended September 30, 2023.

[8] Net income equals comprehensive income.