Name:	ppl_Act129MaximumRecoverableCostsUnderPhaseIiiPlan
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The period over which Act 129 Phase III Plan costs will be recovered in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

No definition available.

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Number of Days of Notice needed for which Franchise Fee may be modified

No definition available.

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Length of Franchise Agreement Term

No definition available.

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Percentage of Franchise Fee Cap

No definition available.

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Maximum term of long-term contracts for PLR supply allowed under Act 129 in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

No definition available.

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The maximum percentage of PLR supply that long-term electric generation supply contracts are limited to under Act 129.

No definition available.

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Minimum term of long-term contracts for PLR supply allowed under Act 129 in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

No definition available.

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Number of days for Louisville Jefferson County to file amended complaint.

No definition available.

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- References

No definition available.

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Regulatory Matters - Kentucky Activities - Gas Franchise [Abstract]

No definition available.

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Regulatory Matters Kentucky Activities Rate Case Proceedings [Abstract]

No definition available.

Name:	ppl_RegulatoryMattersKentuckyActivitiesRateCaseProceedingsAbstract
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- References

No definition available.

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- References

No definition available.

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Amount of loss contingency liability.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14326-108349

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Percentage of public utility's approved return on equity.

No definition available.

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Amount of public utility's requested rate increase (decrease) with regulatory agency.

No definition available.

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Percentage of public utility's requested rate increase (decrease) with regulatory agency.

No definition available.

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Data Type:	num:percentItemType
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Percentage of public utility's requested return on equity.

No definition available.

Name:	us-gaap_PublicUtilitiesRequestedReturnOnEquityPercentage
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Data Type:	num:percentItemType
Balance Type:	na
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