XML 86 R58.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Financing Activities - Distributions (Details) - $ / shares | 1 Months Ended | 3 Months Ended | 6 Months Ended
--- | --- | --- | ---
May 31, 2018 | Jun. 30, 2018 | Jun. 30, 2017 | Jun. 30, 2018 | Jun. 30, 2017
Distributions (Numeric) [Abstract] |  |  |  |  |
Dividend payable date of quarterly common stock dividend | Jul. 02, 2018 |  |  |  |
Current quarterly common stock dividend (in dollars per share) | $ 0.410 | $ 0.41 | $ 0.395 | $ 0.82 | $ 0.79
Annualized current quarterly common stock dividend (in dollars per share) | $ 1.64 |  |  |  |

X
- Definition The per annum equivalent of the increased quarterly stock dividend the last time the dividend was changed. + References No definition available. + Details
Name: | ppl_CommonStockDividendsPerShareDeclaredAsPerAnnumEquivalent
Namespace Prefix: | ppl_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

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

X
- Definition Aggregate dividends declared during the period for each share of common stock outstanding. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 + Details
Name: | us-gaap_CommonStockDividendsPerShareDeclared
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition Date the declared dividend will be paid, in CCYY-MM-DD format. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4304-108586 + Details
Name: | us-gaap_DividendPayableDateToBePaidDayMonthAndYear
Namespace Prefix: | us-gaap_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration