CONSOLIDATED BALANCE SHEETS - USD ($) $ in Millions		Dec. 31, 2024	Dec. 31, 2023
Current Assets
Cash and cash equivalents		$ 306	$ 331
Accounts receivable (less reserve:)
Customer		961	950
Other		76	271
Unbilled revenues		485	428
Fuel, materials and supplies		511	505
Prepayments		136	103
Regulatory assets		320	293
Other current assets		85	51
Total Current Assets		2,880	2,932
Property, Plant and Equipment
Regulated utility plant		40,391	38,608
Less: accumulated depreciation - regulated utility plant		9,682	9,156
Regulated utility plant, net		30,709	29,452
Non-regulated property, plant and equipment		79	72
Less: accumulated depreciation - non-regulated property, plant and equipment		29	23
Non-regulated property, plant and equipment, net		50	49
Construction work in progress		2,390	1,917
Property, Plant and Equipment, net		33,149	31,418
Other Noncurrent Assets
Regulatory assets		2,060	1,874
Goodwill		2,247	2,247
Other intangibles		314	306
Other noncurrent assets		419	459
Total Other Noncurrent Assets		5,040	4,886
Total Assets		41,069	39,236
Current Liabilities
Short-term debt		303	992
Long-term debt due within one year		551	1
Accounts payable		1,196	1,104
Taxes		103	130
Interest		157	124
Dividends		186	173
Regulatory liabilities		223	225
Other current liabilities		614	591
Total Current Liabilities		3,333	3,340
Long-term Debt [Abstract]
Long-term Debt		15,952	14,611
Deferred Credits and Other Noncurrent Liabilities
Deferred income taxes		3,356	3,105
Investment tax credits		111	114
Accrued pension obligations		317	275
Asset retirement obligations		136	133
Regulatory liabilities		3,335	3,340
Other deferred credits and noncurrent liabilities		452	385
Total Deferred Credits and Other Noncurrent Liabilities		7,707	7,352
Commitments and Contingent Liabilities
Equity
Common stock	[1]	8	8
Additional paid-in capital		12,346	12,326
Earnings reinvested		2,835	2,710
Accumulated other comprehensive loss		(184)	(163)
Total Equity		14,077	13,933
Total Liabilities and Equity		$ 41,069	$ 39,236
Common stock par value		$ 0.01	$ 0.01
Treasury Stock		$ (928)	$ (948)
PPL Electric Utilities Corp [Member]
Current Assets
Cash and cash equivalents		24	51
Accounts receivable (less reserve:)
Notes Receivable from Affiliate		$ 222	$ 0
Financing Receivable, after Allowance for Credit Loss, Related Party [Extensible Enumeration]		Affiliated Entity [Member]	Affiliated Entity [Member]
Other		$ 8	$ 8
Unbilled revenues		159	149
Fuel, materials and supplies		104	99
Prepayments		74	44
Regulatory assets		133	57
Other current assets		30	17
Total Current Assets		1,117	869
Property, Plant and Equipment
Regulated utility plant		16,469	15,575
Less: accumulated depreciation - regulated utility plant		4,052	3,822
Regulated utility plant, net		12,417	11,753
Construction work in progress		898	680
Property, Plant and Equipment, net		13,315	12,433
Other Noncurrent Assets
Regulatory assets		673	598
Other intangibles		274	269
Other noncurrent assets		96	125
Total Other Noncurrent Assets		1,043	992
Total Assets		15,475	14,294
Current Liabilities
Short-term debt		0	509
Long-term debt due within one year		0	0
Taxes		2	51
Interest		55	43
Regulatory liabilities		57	91
Other current liabilities		83	100
Total Current Liabilities		806	1,292
Long-term Debt [Abstract]
Long-term Debt		5,214	4,567
Deferred Credits and Other Noncurrent Liabilities
Deferred income taxes		1,726	1,573
Regulatory liabilities		839	836
Other deferred credits and noncurrent liabilities		160	123
Total Deferred Credits and Other Noncurrent Liabilities		2,725	2,532
Commitments and Contingent Liabilities
Equity
Common stock	[2]	364	364
Additional paid-in capital		4,668	4,040
Earnings reinvested		1,698	1,499
Total Shareowners' Common Equity		6,730	5,903
Total Liabilities and Equity		$ 15,475	$ 14,294
Common stock no par value		$ 0	$ 0
PPL Electric Utilities Corp [Member] | Related Party
Accounts receivable (less reserve:)
Customer		$ 10	$ 10
Current Liabilities
Accounts payable		44	44
PPL Electric Utilities Corp [Member] | Nonrelated Party
Accounts receivable (less reserve:)
Customer		353	434
Current Liabilities
Accounts payable		565	454
Louisville Gas And Electric Co [Member]
Current Assets
Cash and cash equivalents		8	18
Accounts receivable (less reserve:)
Other		23	17
Unbilled revenues		87	88
Fuel, materials and supplies		157	143
Prepayments		9	11
Regulatory assets		8	7
Other current assets		2	0
Total Current Assets		468	429
Property, Plant and Equipment
Regulated utility plant		7,748	7,669
Less: accumulated depreciation - regulated utility plant		1,643	1,549
Regulated utility plant, net		6,105	6,120
Construction work in progress		443	312
Property, Plant and Equipment, net		6,548	6,432
Other Noncurrent Assets
Regulatory assets		491	395
Goodwill		389	389
Other intangibles		12	18
Other noncurrent assets		84	90
Total Other Noncurrent Assets		976	892
Total Assets		7,992	7,753
Current Liabilities
Short-term debt		25	0
Notes Payable with affiliates		$ 43	$ 0
Notes Payable, Related Party [Extensible Enumeration]		Related Party	Affiliated Entity [Member]
Long-term debt due within one year		$ 300	$ 0
Taxes		40	41
Interest		21	21
Asset Retirement Obligations		11	13
Customer deposits		36	34
Regulatory liabilities		14	16
Other current liabilities		50	48
Total Current Liabilities		762	337
Long-term Debt [Abstract]
Long-term Debt		2,171	2,469
Deferred Credits and Other Noncurrent Liabilities
Deferred income taxes		803	776
Investment tax credits		30	31
Price risk management liabilities		3	6
Asset retirement obligations		73	72
Regulatory liabilities		815	827
Other deferred credits and noncurrent liabilities		64	63
Total Deferred Credits and Other Noncurrent Liabilities		1,788	1,775
Commitments and Contingent Liabilities
Equity
Common stock	[3]	424	424
Additional paid-in capital		1,982	1,993
Earnings reinvested		865	755
Total Shareowners' Common Equity		3,271	3,172
Total Liabilities and Equity		$ 7,992	$ 7,753
Common stock no par value		$ 0	$ 0
Louisville Gas And Electric Co [Member] | Related Party
Accounts receivable (less reserve:)
Customer		$ 40	$ 29
Current Liabilities
Accounts payable		64	49
Louisville Gas And Electric Co [Member] | Nonrelated Party
Accounts receivable (less reserve:)
Customer		134	116
Current Liabilities
Accounts payable		158	115
Kentucky Utilities Co [Member]
Current Assets
Cash and cash equivalents		13	14
Accounts receivable (less reserve:)
Customer		160	143
Other		22	12
Unbilled revenues		102	97
Fuel, materials and supplies		173	185
Prepayments		11	13
Regulatory assets		1	3
Other current assets		9	1
Total Current Assets		491	468
Property, Plant and Equipment
Regulated utility plant		10,419	9,896
Less: accumulated depreciation - regulated utility plant		2,652	2,476
Regulated utility plant, net		7,767	7,420
Construction work in progress		567	604
Property, Plant and Equipment, net		8,334	8,024
Other Noncurrent Assets
Regulatory assets		458	439
Goodwill		607	607
Other intangibles		28	19
Other noncurrent assets		155	157
Total Other Noncurrent Assets		1,248	1,222
Total Assets		10,073	9,714
Current Liabilities
Short-term debt		140	93
Notes Payable with affiliates		$ 73	$ 0
Notes Payable, Related Party [Extensible Enumeration]		Related Party	Affiliated Entity [Member]
Long-term debt due within one year		$ 250	$ 0
Taxes		37	32
Interest		24	24
Asset Retirement Obligations		10	13
Customer deposits		39	35
Regulatory liabilities		22	1
Other current liabilities		58	52
Total Current Liabilities		849	402
Long-term Debt [Abstract]
Long-term Debt		2,816	3,064
Deferred Credits and Other Noncurrent Liabilities
Deferred income taxes		924	912
Investment tax credits		81	83
Asset retirement obligations		54	53
Regulatory liabilities		1,009	1,018
Other deferred credits and noncurrent liabilities		41	30
Total Deferred Credits and Other Noncurrent Liabilities		2,109	2,096
Commitments and Contingent Liabilities
Equity
Common stock	[4]	308	308
Additional paid-in capital		3,056	3,033
Earnings reinvested		935	811
Total Shareowners' Common Equity		4,299	4,152
Total Liabilities and Equity		$ 10,073	$ 9,714
Common stock no par value		$ 0	$ 0
Kentucky Utilities Co [Member] | Related Party
Current Liabilities
Accounts payable		$ 100	$ 72
Kentucky Utilities Co [Member] | Nonrelated Party
Current Liabilities
Accounts payable		$ 96	$ 80

[1] 1,560,000 shares authorized; 770,215 shares issued and 738,033 shares outstanding at December 31, 2024. 1,560,000 shares authorized; 770,013 shares issued and 737,130 shares outstanding at December 31, 2023.

[2] 170,000 shares authorized; 66,368 shares issued and outstanding at December 31, 2024 and December 31, 2023

[3] 75,000 shares authorized; 21,294 shares issued and outstanding at December 31, 2024 and December 31, 2023.

[4] 80,000 shares authorized; 37,818 shares issued and outstanding at December 31, 2024 and December 31, 2023.