v3.26.3
CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($)
$ in Millions
Sep. 30, 2026
Dec. 31, 2025
Assets, Current [Abstract]    
Cash and cash equivalents $ 393 $ 1,071
Accounts receivable (less reserve:)    
Customer 1,148 1,108
Other 91 117
Unbilled revenues 375 558
Fuel, materials and supplies 618 551
Prepayments 142 106
Regulatory Assets, Current 312 308
Other current assets 124 112
Total Current Assets 3,203 3,931
Property, Plant and Equipment    
Regulated utility plant 45,010 42,953
Less: accumulated depreciation - regulated utility plant 10,907 10,303
Regulated utility plant, net 34,103 32,650
Non-regulated property, plant and equipment 77 71
Less: accumulated depreciation - non-regulated property, plant and equipment 22 26
Non-regulated property, plant and equipment, net 55 45
Construction work in progress 4,547 3,437
Property, Plant and Equipment, net 38,705 36,132
Other Noncurrent Assets    
Regulatory assets 2,190 2,092
Goodwill 2,247 2,247
Other intangibles 341 327
Other noncurrent assets 660 515
Assets, Noncurrent 5,438 5,181
Total Assets 47,346 45,244
Current Liabilities    
Short-term debt 679 456
Long-term debt due within one year 358 904
Accounts payable 1,464 1,559
Taxes 133 190
Interest 256 195
Dividends 211 198
Regulatory liabilities 353 376
Other current liabilities 823 668
Liabilities, Current, Total 4,277 4,546
Long-term Debt, Unclassified [Abstract]    
Long-term Debt 19,853 17,990
Deferred Credits and Other Noncurrent Liabilities    
Deferred income taxes 3,740 3,506
Investment tax credits 107 109
Accrued pension obligations 253 281
Asset retirement obligations 112 133
Regulatory liabilities 3,219 3,318
Other deferred credits and noncurrent liabilities 576 480
Total Deferred Credits and Other Noncurrent Liabilities 8,007 7,827
Commitments and Contingent Liabilities
Equity    
Common stock [1] 8 8
Additional paid-in capital 12,347 12,443
Treasury Stock (547) (575)
Earnings reinvested 3,610 3,207
Accumulated other comprehensive loss (209) (202)
Total Equity 15,209 14,881
Total Liabilities and Equity 47,346 45,244
PPL Electric Utilities Corp [Member]    
Assets, Current [Abstract]    
Cash and cash equivalents 9 30
Accounts receivable (less reserve:)    
Other 30 29
Unbilled revenues 116 209
Notes Receivable from affiliates 169 143
Fuel, materials and supplies 197 151
Prepayments 48 38
Regulatory Assets, Current 84 112
Other current assets 72 46
Total Current Assets 1,259 1,215
Property, Plant and Equipment    
Regulated utility plant 18,512 17,476
Less: accumulated depreciation - regulated utility plant 4,310 4,124
Regulated utility plant, net 14,202 13,352
Construction work in progress 1,511 1,216
Property, Plant and Equipment, net 15,713 14,568
Other Noncurrent Assets    
Regulatory assets 808 725
Other intangibles 295 282
Other noncurrent assets 107 96
Assets, Noncurrent 1,210 1,103
Total Assets 18,182 16,886
Current Liabilities    
Long-term debt due within one year 108 0
Taxes 10 47
Interest 89 66
Regulatory liabilities 92 103
Customer Advances, Current 147 92
Other current liabilities 110 58
Liabilities, Current, Total 1,329 1,110
Long-term Debt, Unclassified [Abstract]    
Long-term Debt 6,092 5,707
Deferred Credits and Other Noncurrent Liabilities    
Deferred income taxes 1,881 1,781
Regulatory liabilities 805 828
Other deferred credits and noncurrent liabilities 106 122
Total Deferred Credits and Other Noncurrent Liabilities 2,792 2,731
Commitments and Contingent Liabilities
Equity    
Common stock [2] 364 364
Additional paid-in capital 5,469 5,038
Earnings reinvested 2,136 1,936
Total Equity 7,969 7,338
Total Liabilities and Equity 18,182 $ 16,886
Financing Receivable, after Allowance for Credit Loss, Related Party, Type [Extensible Enumeration]   CEP Reserves, Inc
PPL Electric Utilities Corp [Member] | Related Party    
Accounts receivable (less reserve:)    
Customer 9 $ 7
Notes Receivable from affiliates 169 143
Current Liabilities    
Accounts payable 64 54
PPL Electric Utilities Corp [Member] | Nonrelated Party    
Accounts receivable (less reserve:)    
Customer 525 450
Current Liabilities    
Accounts payable 709 690
Louisville Gas And Electric Co [Member]    
Assets, Current [Abstract]    
Cash and cash equivalents 13 162
Accounts receivable (less reserve:)    
Other 36 26
Unbilled revenues 84 97
Fuel, materials and supplies 163 160
Prepayments 23 11
Regulatory Assets, Current 42 19
Other current assets 7 2
Total Current Assets 553 713
Property, Plant and Equipment    
Regulated utility plant 8,530 8,270
Less: accumulated depreciation - regulated utility plant 1,991 1,842
Regulated utility plant, net 6,539 6,428
Construction work in progress 1,064 689
Property, Plant and Equipment, net 7,603 7,117
Other Noncurrent Assets    
Regulatory assets 474 482
Goodwill 389 389
Other intangibles 12 11
Other noncurrent assets 138 106
Assets, Noncurrent 1,013 988
Total Assets 9,169 8,818
Current Liabilities    
Short-term debt 220 0
Long-term debt due within one year $ 190 $ 90
Notes Payable, Related Party, Type [Extensible Enumeration] Related Party Related Party
Notes Payable to affiliates $ 2 $ 0
Taxes 43 60
Interest 44 34
Current Customer Deposits 37 37
Regulatory liabilities 11 13
Asset Retirement Obligation, Current 1 2
Other current liabilities 63 54
Liabilities, Current, Total 863 625
Long-term Debt, Unclassified [Abstract]    
Long-term Debt 2,626 2,775
Deferred Credits and Other Noncurrent Liabilities    
Deferred income taxes 845 819
Investment tax credits 28 29
Asset retirement obligations 58 73
Regulatory liabilities 799 809
Price risk management liabilities 1 4
Other deferred credits and noncurrent liabilities 110 78
Total Deferred Credits and Other Noncurrent Liabilities 1,841 1,812
Commitments and Contingent Liabilities
Equity    
Common stock [3] 424 424
Additional paid-in capital 2,314 2,208
Earnings reinvested 1,101 974
Total Equity 3,839 3,606
Total Liabilities and Equity 9,169 8,818
Louisville Gas And Electric Co [Member] | Related Party    
Accounts receivable (less reserve:)    
Customer 25 46
Notes Receivable from affiliates 0 36
Current Liabilities    
Accounts payable 67 73
Louisville Gas And Electric Co [Member] | Nonrelated Party    
Accounts receivable (less reserve:)    
Customer 160 154
Current Liabilities    
Accounts payable 185 262
Kentucky Utilities Co [Member]    
Assets, Current [Abstract]    
Cash and cash equivalents 23 10
Accounts receivable (less reserve:)    
Customer 190 171
Notes Receivable, Related Parties, Current 2 0
Other 27 26
Unbilled revenues 107 106
Fuel, materials and supplies 201 183
Prepayments 25 12
Regulatory Assets, Current 0 1
Other current assets 24 16
Total Current Assets 599 525
Property, Plant and Equipment    
Regulated utility plant 11,284 10,929
Less: accumulated depreciation - regulated utility plant 3,171 2,934
Regulated utility plant, net 8,113 7,995
Construction work in progress 1,326 952
Property, Plant and Equipment, net 9,439 8,947
Other Noncurrent Assets    
Regulatory assets 455 467
Goodwill 607 607
Other intangibles 34 34
Other noncurrent assets 193 178
Assets, Noncurrent 1,289 1,286
Total Assets 11,327 10,758
Current Liabilities    
Short-term debt 319 0
Long-term debt due within one year $ 60 $ 164
Notes Payable, Related Party, Type [Extensible Enumeration] Related Party Related Party
Notes Payable to affiliates $ 0 $ 36
Taxes 44 63
Interest 56 38
Current Customer Deposits 40 41
Regulatory liabilities 19 16
Asset Retirement Obligation, Current 4 6
Other current liabilities 74 69
Liabilities, Current, Total 871 676
Long-term Debt, Unclassified [Abstract]    
Long-term Debt 3,433 3,346
Deferred Credits and Other Noncurrent Liabilities    
Deferred income taxes 981 956
Investment tax credits 78 79
Asset retirement obligations 44 51
Regulatory liabilities 955 997
Other deferred credits and noncurrent liabilities 58 44
Total Deferred Credits and Other Noncurrent Liabilities 2,116 2,127
Commitments and Contingent Liabilities
Equity    
Common stock [4] 308 308
Additional paid-in capital 3,372 3,217
Earnings reinvested 1,227 1,084
Total Equity 4,907 4,609
Total Liabilities and Equity 11,327 10,758
Kentucky Utilities Co [Member] | Related Party    
Current Liabilities    
Accounts payable 93 106
Kentucky Utilities Co [Member] | Nonrelated Party    
Current Liabilities    
Accounts payable $ 162 $ 137
[1] 1,560,000 shares authorized, 771,515 shares issued and 752,558 shares outstanding at September 30, 2026. 1,560,000 shares authorized, 770,978 shares issued and 751,041 shares outstanding at December 31, 2025.
[2] 170,000 shares authorized; 66,368 shares issued and outstanding at September 30, 2026 and December 31, 2025.
[3] 75,000 shares authorized; 21,294 shares issued and outstanding at September 30, 2026 and December 31, 2025.
[4] 80,000 shares authorized; 37,818 shares issued and outstanding at September 30, 2026 and December 31, 2025.