CONDENSED CONSOLIDATED STATEMENTS OF INCOME (Unaudited) - USD ($) shares in Thousands, $ in Millions		3 Months Ended
		Mar. 31, 2020	Mar. 31, 2019
Operating Revenues
Operating Revenues		$ 2,054	$ 2,079
Operation
Fuel		163	194
Energy purchases		201	250
Other operation and maintenance		476	490
Depreciation		317	284
Taxes, other than income		80	80
Total Operating Expenses		1,237	1,298
Operating Income		817	781
Other Income (Expense) - net		125	52
Interest Expense		248	241
Income Before Income Taxes		694	592
Income Taxes		140	126
Net Income		$ 554	$ 466
Net Income:
Basic (in dollars per share)		$ 0.72	$ 0.65
Diluted (in dollars per share)		$ 0.72	$ 0.64
Weighted-Average Shares of Common Stock Outstanding (in thousands)
Basic (in shares)		767,948	721,023
Diluted (in shares)		768,738	729,953
PPL Electric Utilities Corp [Member]
Operating Revenues
Operating Revenues		$ 608	$ 645
Operation
Energy purchases		144	171
Other operation and maintenance		137	150
Depreciation		98	95
Taxes, other than income		30	31
Total Operating Expenses		409	447
Operating Income		199	198
Other Income (Expense) - net		3	5
Interest Income from Affiliate		1	2
Interest Expense		44	42
Income Before Income Taxes		159	163
Income Taxes		41	42
Net Income	[1]	118	121
LG And E And KU Energy LLC [Member]
Operating Revenues
Operating Revenues		825	845
Operation
Fuel		163	194
Energy purchases		57	79
Other operation and maintenance		204	214
Depreciation		149	123
Taxes, other than income		18	18
Total Operating Expenses		591	628
Operating Income		234	217
Interest Expense		58	54
Interest Expense with Affiliate		7	7
Income Before Income Taxes		169	156
Income Taxes		34	32
Net Income	[2]	135	124
Louisville Gas And Electric Co [Member]
Operating Revenues
Retail and wholesale		393	397
Electric revenue from affiliate		14	13
Operating Revenues		407	410
Operation
Fuel		74	78
Energy purchases		52	74
Energy purchases from affiliate		0	2
Other operation and maintenance		92	94
Depreciation		64	51
Taxes, other than income		10	9
Total Operating Expenses		292	308
Operating Income		115	102
Other Income (Expense) - net		(1)	0
Interest Expense		22	21
Income Before Income Taxes		92	81
Income Taxes		19	17
Net Income	[3]	73	64
Kentucky Utilities Co [Member]
Operating Revenues
Retail and wholesale		432	448
Electric revenue from affiliate		0	2
Operating Revenues		432	450
Operation
Fuel		89	116
Energy purchases		5	5
Energy purchases from affiliate		14	13
Other operation and maintenance		104	108
Depreciation		84	72
Taxes, other than income		9	9
Total Operating Expenses		305	323
Operating Income		127	127
Other Income (Expense) - net		1	2
Interest Expense		28	26
Income Before Income Taxes		100	103
Income Taxes		20	22
Net Income	[4]	$ 80	$ 81

[1] Net income equals comprehensive income.

[2] Net income approximates comprehensive income.

[3] Net income equals comprehensive income.

[4] Net income equals comprehensive income.