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CONDENSED CONSOLIDATED STATEMENTS OF EQUITY (Unaudited) (Parenthetical) | 9 Months Ended
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Sep. 30, 2017 Integer
Vote per share of PPL's common stock | 1

X
- Definition The number of votes each holder of one share of the company's common stock is entitled to on any questions presented to any shareowners' meeting. + References No definition available. + Details
Name: | ppl_VotesPerShareOfCommonStock
Namespace Prefix: | ppl_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration