XML 384 R32.htm IDEA: XBRL DOCUMENT
v3.20.1

Income Taxes (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2020
Income Taxes [Line Items] |
Schedule of Effective Income Tax Rate Reconciliation | Reconciliations of income tax expense (benefit) for the period ended March 31 are as follows.
(PPL)
| Three Months
| 2020 |  | 2019
Federal income tax on Income Before Income Taxes at statutory tax rate - 21% | $ | 146 |  |  | $ | 124 |
Increase (decrease) due to: |  |  |  |  |
State income taxes, net of federal income tax benefit | 13 |  |  | 13 |
Valuation allowance adjustments | 6 |  |  | 7 |
Impact of lower U.K. income tax rates | (11 | ) |  | (8 | )
Amortization of excess deferred federal and state income taxes | (11 | ) |  | (11 | )
Other | (3 | ) |  | 1 |
Total increase (decrease) | (6 | ) |  | 2 |
Total income tax expense (benefit) | $ | 140 |  |  | $ | 126 |
PPL Electric Utilities Corp [Member] |
Income Taxes [Line Items] |
Schedule of Effective Income Tax Rate Reconciliation | Reconciliations of income tax expense (benefit) for the period ended March 31 are as follows.
(PPL Electric) |  |  |
| Three Months
| 2020 |  | 2019
Federal income tax on Income Before Income Taxes at statutory tax rate - 21% | $ | 33 |  |  | $ | 34 |
Increase (decrease) due to: |  |  |  |  |
State income taxes, net of federal income tax benefit | 13 |  |  | 13 |
Amortization of excess deferred income taxes | (3 | ) |  | (4 | )
Other | (2 | ) |  | (1 | )
Total increase (decrease) | 8 |  |  | 8 |
Total income tax expense (benefit) | $ | 41 |  |  | $ | 42 |
LG And E And KU Energy LLC [Member] |
Income Taxes [Line Items] |
Schedule of Effective Income Tax Rate Reconciliation |
(LKE) |  |  |
| Three Months
| 2020 |  | 2019
Federal income tax on Income Before Income Taxes at statutory tax rate - 21% | $ | 35 |  |  | $ | 33 |
Increase (decrease) due to: |  |  |  |  |
State income taxes, net of federal income tax benefit | 7 |  |  | 6 |
Amortization of excess deferred federal and state income taxes | (7 | ) |  | (6 | )
Other | (1 | ) |  | (1 | )
Total increase (decrease) | (1 | ) |  | (1 | )
Total income tax expense (benefit) | $ | 34 |  |  | $ | 32 |
Reconciliations of income tax expense (benefit) for the period ended March 31 are as follows.
Louisville Gas And Electric Co [Member] |
Income Taxes [Line Items] |
Schedule of Effective Income Tax Rate Reconciliation |
(LG&E) |  |  |
| Three Months
| 2020 |  | 2019
Federal income tax on Income Before Income Taxes at statutory tax rate - 21% | $ | 19 |  |  | $ | 17 |
Increase (decrease) due to: |  |  |  |  |
State income taxes, net of federal income tax benefit | 4 |  |  | 3 |
Amortization of excess deferred federal and state income taxes | (3 | ) |  | (3 | )
Other | (1 | ) |  | — |
Total increase (decrease) | — |  |  | — |
Total income tax expense (benefit) | $ | 19 |  |  | $ | 17 |
Reconciliations of income tax expense (benefit) for the period ended March 31 are as follows.
Kentucky Utilities Co [Member] |
Income Taxes [Line Items] |
Schedule of Effective Income Tax Rate Reconciliation | Reconciliations of income tax expense (benefit) for the period ended March 31 are as follows.
(KU) |  |  |
| Three Months
| 2020 |  | 2019
Federal income tax on Income Before Income Taxes at statutory tax rate - 21% | $ | 21 |  |  | $ | 22 |
Increase (decrease) due to: |  |  |  |  |
State income taxes, net of federal income tax benefit | 4 |  |  | 4 |
Amortization of excess deferred federal and state income taxes | (4 | ) |  | (3 | )
Other | (1 | ) |  | (1 | )
Total increase (decrease) | (1 | ) |  | — |
Total income tax expense (benefit) | $ | 20 |  |  | $ | 22 |

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

X
- Definition Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32687-109319 + Details
Name: | us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

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

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

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: |