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)	$ 0.4800
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	$ 21				3				$ 18
Stock Issued During Period, Shares, Treasury Stock Reissued									599
Stock-based compensation	(4)				(4)
Net income (loss)	397					397					248	[5]				248	131					131	139	[6]				139
Capital contributions from parent											200						20				20		54				54
Dividends and dividend equivalents	(357)	[7]				(357)	[7]									(163)						(86)						(92)
Dividends declared											(163)						(86)						(92)
Other comprehensive income (loss)	(13)							(13)
Balance at end of period - shares at Jun. 30, 2023			737,086	[1]									66,368	[2]					21,294	[3]					37,818	[4]
Contributions from parent											200				200		20						54
Return of Capital to Parent											(25)				(25)						(120)						(54)
Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests	(3)
Total Equity	$ 14,036		$ 8		12,310	2,788		(123)	$ (950)	3	6,015		$ 364		4,284	1,367	3,101		$ 424		1,967	710	4,037		$ 308		2,987	742
Dividends Declared Per Share of Common Stock (in dollars per share)	$ 0.2400
Balance at beginning of period - shares at Mar. 31, 2023			737,067										66,368	[2]					21,294	[3]					37,818	[4]
Stock Issued During Period, Value, Treasury Stock Reissued	$ 2				1				$ 1
Stock Issued During Period, Shares, Treasury Stock Reissued									19
Stock-based compensation	5				5
Net income (loss)	112					112					110	[5]				110	45					45	51	[6]				51
Capital contributions from parent																	20				20		54				54
Dividends and dividend equivalents	(179)					(179)
Dividends declared											(89)					(89)	(55)					(55)	(57)					(57)
Other comprehensive income (loss)	(14)							(14)
Balance at end of period - shares at Jun. 30, 2023			737,086	[1]									66,368	[2]					21,294	[3]					37,818	[4]
Return of Capital to Parent											(25)				(25)
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
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)	$ 0.5150
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]
Stock Issued During Period, Value, Treasury Stock Reissued	$ 18				0				$ 18
Stock Issued During Period, Shares, Treasury Stock Reissued									632
Stock-based compensation	(5)				(5)
Net income (loss)	497					497					$ 299	[5]				299	$ 155	[8]				155	$ 185	[6]				185
Capital contributions from parent											680										37		84				84
Dividends and dividend equivalents	(381)	[7]				(381)	[7]									(184)						(97)						(117)
Dividends declared											$ (184)						$ (97)						$ (117)
Other comprehensive income (loss)	$ 3							3
Balance at end of period - shares at Jun. 30, 2024	737,762		737,762								66,368		66,368	[2]			21,294		21,294	[3]			37,818		37,818	[4]
Contributions from parent											$ 680				680		$ 37				37		$ 84
Return of Capital to Parent																					(51)						(50)
Total Equity	$ 14,058		$ 8		12,314	2,828		(161)	$ (931)	0	6,639		$ 364		4,715	1,560	3,177		$ 424		1,942	811	4,163		$ 308		2,983	872
Dividends Declared Per Share of Common Stock (in dollars per share)	$ 0.2575
Balance at beginning of period - shares at Mar. 31, 2024			737,736										66,368	[2]					21,294	[3]					37,818	[4]
Stock Issued During Period, Value, Treasury Stock Reissued	$ 1				0				$ 1
Treasury stock acquired									26
Stock-based compensation	7				7
Net income (loss)	190					190					150	[5]				150	62	[8]				62	77	[6]				77
Capital contributions from parent											5				5		37				37		84				84
Dividends and dividend equivalents	(192)					(192)
Dividends declared											$ (96)					(96)	$ (60)					(60)	$ (70)					(70)
Other comprehensive income (loss)	$ 1							1
Balance at end of period - shares at Jun. 30, 2024	737,762		737,762								66,368		66,368	[2]			21,294		21,294	[3]			37,818		37,818	[4]
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

[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 $0.5150 for the three and six months ended June 30, 2024 and $0.2400 and $0.4800 for the three and six months ended June 30, 2023.

[8] Net income equals comprehensive income.