XML 179 R41.htm IDEA: XBRL DOCUMENT
v3.24.1.u1

Asset Retirement Obligations (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2024
Asset Retirement Obligation [Line Items] |
Asset Retirement Obligation Roll Forward | The changes in the carrying amounts of AROs were as follows.
| PPL |  | LG&E |  | KU
Balance at December 31, 2023 | $ | 158 |  |  | $ | 85 |  |  | $ | 66 |
Accretion | 2 |  |  | 1 |  |  | 1 |
Obligations settled | (5) |  |  | (2) |  |  | (3) |
Other | 1 |  |  | — |  |  | — |
Balance at March 31, 2024 | $ | 156 |  |  | $ | 84 |  |  | $ | 64 |
Louisville Gas And Electric Co [Member] |
Asset Retirement Obligation [Line Items] |
Asset Retirement Obligation Roll Forward | The changes in the carrying amounts of AROs were as follows.
| PPL |  | LG&E |  | KU
Balance at December 31, 2023 | $ | 158 |  |  | $ | 85 |  |  | $ | 66 |
Accretion | 2 |  |  | 1 |  |  | 1 |
Obligations settled | (5) |  |  | (2) |  |  | (3) |
Other | 1 |  |  | — |  |  | — |
Balance at March 31, 2024 | $ | 156 |  |  | $ | 84 |  |  | $ | 64 |
Kentucky Utilities Co [Member] |
Asset Retirement Obligation [Line Items] |
Asset Retirement Obligation Roll Forward | The changes in the carrying amounts of AROs were as follows.
| PPL |  | LG&E |  | KU
Balance at December 31, 2023 | $ | 158 |  |  | $ | 85 |  |  | $ | 66 |
Accretion | 2 |  |  | 1 |  |  | 1 |
Obligations settled | (5) |  |  | (2) |  |  | (3) |
Other | 1 |  |  | — |  |  | — |
Balance at March 31, 2024 | $ | 156 |  |  | $ | 84 |  |  | $ | 64 |

X
- References No definition available. + Details
Name: | ppl_AssetRetirementObligationLineItems
Namespace Prefix: | ppl_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the changes in carrying amount of a liability for asset retirement obligations, for changes such as new obligations, changes in estimates of existing obligations, spending on existing obligations, property dispositions, and foreign currency translation. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 410 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481850/410-20-50-1 + Details
Name: | us-gaap_ScheduleOfChangeInAssetRetirementObligationTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | dei_LegalEntityAxis=ppl_LouisvilleGasAndElectricCoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=ppl_KentuckyUtilitiesCoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |