CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Thousands, $ in Millions		12 Months Ended
		Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Operating Revenues
Operating Revenues		$ 8,312	$ 7,902	$ 5,783
Operation
Fuel		733	931	710
Energy purchases		1,841	1,686	752
Other operation and maintenance		2,462	2,398	1,608
Depreciation		1,254	1,181	1,082
Taxes, other than income		392	332	207
Total Operating Expenses		6,682	6,528	4,359
Operating Income		1,630	1,374	1,424
Other Income (Expense) - net		(40)	54	15
Interest Expense		666	513	918
Income from Continuing Operations Before Income Taxes		924	915	521
Income Taxes		184	201	503
Income from Continuing Operations After Income Taxes		740	714	18
Income (Loss) from Discontinued Operations (net of income taxes)		0	42	(1,498)
Net income (Loss)		$ 740	$ 756	$ (1,480)
Earnings per Share of Common Stock [Abstract]
Income from Continuing Operations After Income Taxes, Per Basic Share		$ 1.00	$ 0.97	$ 0.03
Income (Loss) from Discontinued Operation ( net of income taxes), Per Basic Shares		0	0.06	(1.96)
Net Income (Loss) Available to PPL Common , Per Basic shares		1.00	1.03	(1.93)
Income from Continuing Operations After Income Taxes, Per Diluted Share		1.00	0.96	0.03
Net Income (Loss) Available to PPL Common Shareowners, Per Diluted Shares		1.00	1.02	(1.93)
Income (Loss) from Discontinued Operations (net of income taxes), Per Diluted Shares		$ 0	$ 0.06	$ (1.96)
Weighted-Average Shares of Common Stock Outstanding (in thousands)
Basic		737,036	736,027	762,902
Diluted		738,166	736,902	764,819
PPL Electric Utilities Corp [Member]
Operating Revenues
Operating Revenues		$ 3,008	$ 3,030	$ 2,402
Operation
Energy purchases		992	1,048	566
Other operation and maintenance		605	605	557
Depreciation		397	393	424
Taxes, other than income		143	149	120
Total Operating Expenses		2,137	2,195	1,667
Operating Income		871	835	735
Other Income (Expense) - net		39	30	21
Interest Expense		223	171	162
Income from Continuing Operations Before Income Taxes		687	699	599
Income Taxes		168	174	154
Net income (Loss)	[1]	519	525	445
PPL Electric Utilities Corp [Member] | Related Party
Weighted-Average Shares of Common Stock Outstanding (in thousands)
Interest income		0	5	5
Louisville Gas And Electric Co [Member]
Operating Revenues
Operating Revenues		1,613	1,798	1,569
Operation
Fuel		286	346	265
Energy purchases		168	245	167
Energy purchases from affiliate		12	25	23
Other operation and maintenance		364	416	400
Depreciation		302	298	279
Taxes, other than income		48	48	46
Total Operating Expenses		1,180	1,378	1,180
Operating Income		433	420	389
Other Income (Expense) - net		3	4	(5)
Interest Expense		102	89	81
Income from Continuing Operations Before Income Taxes		335	335	303
Income Taxes		69	63	54
Net income (Loss)	[2]	266	272	249
Louisville Gas And Electric Co [Member] | Nonrelated Party
Operating Revenues
Retail and wholesale		1,580	1,762	1,545
Louisville Gas And Electric Co [Member] | Related Party
Operating Revenues
Retail and wholesale		33	36	24
Weighted-Average Shares of Common Stock Outstanding (in thousands)
Interest income		1	0	0
Kentucky Utilities Co [Member]
Operating Revenues
Operating Revenues		1,884	2,074	1,826
Operation
Fuel		447	585	445
Energy purchases		24	28	19
Energy purchases from affiliate		33	36	24
Other operation and maintenance		427	487	463
Depreciation		392	386	366
Taxes, other than income		45	45	41
Total Operating Expenses		1,368	1,567	1,358
Operating Income		516	507	468
Other Income (Expense) - net		8	8	4
Income from Continuing Operations Before Income Taxes		389	398	363
Income Taxes		77	76	67
Net income (Loss)	[3]	312	322	296
Kentucky Utilities Co [Member] | Nonrelated Party
Operating Revenues
Retail and wholesale		1,872	2,049	1,803
Operation
Interest Expense		134	117	109
Kentucky Utilities Co [Member] | Related Party
Operating Revenues
Retail and wholesale		12	25	23
Operation
Interest Expense		$ 1	$ 0	$ 0

[1] Net income equals comprehensive income.

[2] Net income equals comprehensive income.

[3] Net income equals comprehensive income.