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Other Income (Expense) - net (Tables) | 6 Months Ended
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Jun. 30, 2018
Other Income (Expense) Net [Line Items] |
Schedule of Other Nonoperating Income (Expense) | The details of "Other Income (Expense) - net" for the periods ended June 30, were:
| Three Months |  | Six Months
| 2018 |  | 2017 |  | 2018 |  | 2017
Other Income |  |  |  |  |  |  |  |  |
Economic foreign currency exchange contracts (Note 14) | $ | 164 |  |  | $ | (113 | ) |  | $ | 52 |  |  | $ | (156 | )
Defined benefit plans - non-service credits (Note 9) | 66 |  |  | 44 |  |  | 134 |  |  | 82 |
Interest income | 2 |  |  | — |  |  | 2 |  |  | 1 |
AFUDC - equity component | 5 |  |  | 4 |  |  | 10 |  |  | 6 |
Miscellaneous | — |  |  | — |  |  | 1 |  |  | 9 |
Total Other Income | 237 |  |  | (65 | ) |  | 199 |  |  | (58 | )
Other Expense |  |  |  |  |  |  |  |  |  |  |
Charitable contributions | 1 |  |  | 1 |  |  | 5 |  |  | 5 |
Miscellaneous | 2 |  |  | 2 |  |  | 3 |  |  | 14 |
Total Other Expense | 3 |  |  | 3 |  |  | 8 |  |  | 19 |
Other Income (Expense) - net | $ | 234 |  |  | $ | (68 | ) |  | $ | 191 |  |  | $ | (77 | )
PPL Electric Utilities Corp [Member] |
Other Income (Expense) Net [Line Items] |
Schedule of Other Nonoperating Income (Expense) | The details of "Other Income (Expense) - net" for the periods ended June 30, were:
| Three Months |  | Six Months
| 2018 |  | 2017 |  | 2018 |  | 2017
Other Income |  |  |  |  |  |  |  |  |
AFUDC - equity component | $ | 5 |  |  | $ | 4 |  |  | $ | 10 |  |  | $ | 6 |
Defined benefit plans - non-service credits (Note 9) | 1 |  |  | 1 |  |  | 3 |  |  | — |
Miscellaneous | 1 |  |  | — |  |  | 1 |  |  | — |
Total Other Income | 7 |  |  | 5 |  |  | 14 |  |  | 6 |
Other Expense |  |  |  |  |  |  |  |  |
Charitable contributions | — |  |  | — |  |  | 1 |  |  | 1 |
Miscellaneous | — |  |  | 1 |  |  | — |  |  | 1 |
Total Other Expense | — |  |  | 1 |  |  | 1 |  |  | 2 |
Other Income (Expense) - net | $ | 7 |  |  | $ | 4 |  |  | $ | 13 |  |  | $ | 4 |

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- Definition Tabular disclosure of the components of non-operating income or non-operating expense that may include amounts earned from dividends, interest on securities, gains (losses) on securities sold, equity earnings of unconsolidated affiliates, net gain (loss) on sales of business, interest expense and other miscellaneous income or expense items. + References No definition available. + Details
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