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Other Income (Expense) - net (Tables) | 12 Months Ended
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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:
| 2024 |  | 2023 |  | 2022
Defined benefit plans - non-service credits (Note 10) | $ | 42 |  |  | $ | 40 |  |  | $ | 47 |
Interest income | 33 |  |  | 32 |  |  | 4 |
AFUDC - equity component | 47 |  |  | 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:
| 2024 |  | 2023 |  | 2022
Defined benefit plans - non-service credits (Note 10) | $ | 17 |  |  | $ | 20 |  |  | $ | 15 |
Interest income | 8 |  |  | 8 |  |  | 3 |
AFUDC - equity component | 23 |  |  | 16 |  |  | 16 |
Charitable contributions | (4) |  |  | (3) |  |  | (3) |
Miscellaneous | 1 |  |  | (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:
| 2024 |  | 2023 |  | 2022
Defined benefit plans - non-service credits (Note 10) | $ | 3 |  |  | $ | — |  |  | $ | 3 |
AFUDC - equity component | 8 |  |  | 3 |  |  | 1 |
Charitable contributions | (1) |  |  | (1) |  |  | (1) |
Miscellaneous | 2 |  |  | 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:
| 2024 |  | 2023 |  | 2022
Defined benefit plans - non-service credits (Note 10) | $ | 8 |  |  | $ | 6 |  |  | $ | 9 |
AFUDC - equity component | 9 |  |  | 3 |  |  | 1 |
Charitable contributions | (1) |  |  | (1) |  |  | — |
Miscellaneous | (1) |  |  | — |  |  | (2) |
Other Income (Expense) - net | $ | 15 |  |  | $ | 8 |  |  | $ | 8 |

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