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Other Income (Expense) - net (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2022 | Mar. 31, 2021
Other Income |  |
Defined benefit plans - non-service credits | $ 10 | $ 4
AFUDC - equity component | 4 | 4
Total Other Income | 14 | 8
Other Expense |  |
Charitable Contributions | 1 | 1
Miscellaneous | 13 | 7
Total Other Expense | 14 | 8
Other Income (Expense) - net | 0 | 0
PPL Electric Utilities Corp [Member] |  |
Other Income |  |
Defined benefit plans - non-service credits | 4 | 2
Interest Income | 1 | 0
AFUDC - equity component | 4 | 4
Total Other Income | 9 | 6
Other Expense |  |
Charitable Contributions | 1 | 1
Miscellaneous | 2 | 0
Total Other Expense | 3 | 1
Other Income (Expense) - net | $ 6 | $ 5

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