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Other Income (Expense) - net (Tables)
 12 Months Ended
Dec. 31, 2024
Other Income (Expense) Net [Line Items]  
Other Income (Expense) - net
The components of "Other Income (Expense) - net" for the years ended December 31, were:
 202420232022
Defined benefit plans - non-service credits (Note 10)$42 $40 $47 
Interest income33 32 4 
AFUDC - equity component47 30 22 
Charitable contributions(5)(5)(14)
Talen litigation (a)(2)(124)1 
Miscellaneous(1)(13)(6)
Other Income (Expense) - net$114 $(40)$54 
(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:
202420232022
Defined benefit plans - non-service credits (Note 10)$17 $20 $15 
Interest income8 8 3 
AFUDC - equity component23 16 16 
Charitable contributions(4)(3)(3)
Miscellaneous1 (2)(1)
Other Income (Expense) - net$45 $39 $30 
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:
202420232022
Defined benefit plans - non-service credits (Note 10)$3 $— $3 
AFUDC - equity component8 3 1 
Charitable contributions(1)(1)(1)
Miscellaneous2 1 1 
Other Income (Expense) - net$12 $3 $4 
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:
202420232022
Defined benefit plans - non-service credits (Note 10)$8 $6 $9 
AFUDC - equity component9 3 1 
Charitable contributions(1)(1)— 
Miscellaneous(1)— (2)
Other Income (Expense) - net$15 $8 $8