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CONDENSED CONSOLIDATED STATEMENTS OF EQUITY (Unaudited) (Parenthetical) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2020 USD ($) vote | Mar. 31, 2019 USD ($) vote
Vote per share of PPL's common stock | vote | 1 | 1
Income Taxes | $ 140 | $ 126
Tax Effect Of New Accounting Principle In Period Of Adoption | 0 |
Earnings Reinvested [Member] |  |
Tax Effect Of New Accounting Principle In Period Of Adoption | 0 |
PPL Electric Utilities Corp [Member] |  |
Income Taxes | $ 41 | $ 42

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