Aggregate amount of common stock that the company may sell from time to time based on equity distribution agreements.

No definition available.

Name:	ppl_CommonStockAggregateSalesPrice
Namespace Prefix:	ppl_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- 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:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	duration

- Definition

The total amount of proceeds from a possible settlement of a forward contract through physical delivery of common stock shares.

+ References

No definition available.

+ Details

Name:	ppl_CommonStockForwardContractPhysicalSharesScenarioSettlementProceeds
Namespace Prefix:	ppl_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The total amount of shares that would be needed to settle a forward contract as of the specified date under the physical shares settlement scenario.

+ References

No definition available.

+ Details

Name:	ppl_CommonStockForwardContractPhysicalSharesScenarioSettlementShares
Namespace Prefix:	ppl_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- Definition

The initial forward price per share of common stock in a forward contract as part of an equity distribution agreement.

+ References

No definition available.

+ Details

Name:	ppl_CommonStockSalesForwardContractInitialForwardPrice
Namespace Prefix:	ppl_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	duration

- Definition

The total number of shares agreed to be sold as part of an equity distribution agreement as part of a forward contract.

+ References

No definition available.

+ Details

Name:	ppl_CommonStockSalesForwardContractShares
Namespace Prefix:	ppl_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Definition

Maximum percentage of compensation paid to selling agents on equity distributions

+ References

No definition available.

+ Details

Name:	ppl_MaximumSellingAgentCompensationEquityDistribution
Namespace Prefix:	ppl_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	instant

- Definition

Aggregate dividends declared during the period for each share of common stock outstanding.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 505
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480008/505-10-S99-1

+ Details

Name:	us-gaap_CommonStockDividendsPerShareDeclared
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	duration

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_SecuritiesFinancingTransactionLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	ppl_EquityDistributionAgreementAxis=ppl_AtTheMarketProgramMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Financing Activities - Equity Securities (Details) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2025 USD ($) $ / shares shares	Jun. 30, 2024 $ / shares	Jun. 30, 2025 USD ($) $ / shares shares	Jun. 30, 2024 $ / shares	Feb. 01, 2025 USD ($)
Securities Financing Transaction [Line Items]
Annualized current quarterly common stock dividend (in dollars per share)	$ 1.09
Dividends Declared Per Share of Common Stock (in dollars per share)	$ 0.2725	$ 0.2575	$ 0.5450	$ 0.5150
At-The-Market Program
Securities Financing Transaction [Line Items]
Common Stock Aggregate Sales Price \| $					$ 2,000
Maximum Selling Agent Compensation, Equity Distribution					0.02
Common Stock Sales, Forward Contract, Shares \| shares	9.9
Common Stock Sales, Forward Contract, Initial Forward Price	$ 34.77
Common Stock, Forward Contract, Physical Shares Scenario Settlement Shares \| shares	9.9		9.9
Common Stock, Forward Contract, Physical Shares Scenario Settlement Proceeds \| $	$ 344		$ 344