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Other Income (Expense) - net (Tables)
 12 Months Ended
Dec. 31, 2025
Other Income (Expense) Net [Line Items]  
Other Income (Expense) - net
The components of "Other Income (Expense) - net" for the years ended December 31, were:
 202520242023
Defined benefit plans - non-service credits (Note 10)
$59 $42 $40 
Interest income20 33 32 
AFUDC - equity component81 47 30 
Talen litigation (a)— (2)(124)
Miscellaneous(9)(6)(18)
Other Income (Expense) - net$151 $114 $(40)
(a)PPL incurred legal expenses related to litigation associated with its former affiliate, Talen Montana, LLC, and certain affiliated entities (collectively, Talen), which was settled in December 2023.
PPL Electric Utilities Corp [Member]  
Other Income (Expense) Net [Line Items]  
Other Income (Expense) - net
The components of "Other Income (Expense) - net" for the years ended December 31, were:
202520242023
Defined benefit plans - non-service credits (Note 10)
$14 $17 $20 
Interest income8 8 8 
AFUDC - equity component30 23 16 
Miscellaneous(4)(3)(5)
Other Income (Expense) - net$48 $45 $39 
LOUISVILLE GAS And ELECTRIC CO [Member]  
Other Income (Expense) Net [Line Items]  
Other Income (Expense) - net
The components of "Other Income (Expense) - net" for the years ended December 31, were:
202520242023
Defined benefit plans - non-service credits (Note 10)
$3 $3 $— 
AFUDC - equity component16 8 3 
Miscellaneous5 1 — 
Other Income (Expense) - net$24 $12 $3 
Kentucky Utilities Co [Member]  
Other Income (Expense) Net [Line Items]  
Other Income (Expense) - net
The components of "Other Income (Expense) - net" for the years ended December 31, were:
202520242023
Defined benefit plans - non-service credits (Note 10)
$7 $8 $6 
AFUDC - equity component21 9 3 
Miscellaneous1 (2)(1)
Other Income (Expense) - net$29 $15 $8