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Document and Entity Information - USD ($)
 12 Months Ended
Dec. 31, 2025
Jan. 30, 2026
Jun. 30, 2023
Document Entity Information [Line Items]      
Document Type 10-K    
Document Annual Report true    
Document Period End Date Dec. 31, 2025    
Document Transition Report false    
Entity File Number 1-11459    
Entity Registrant Name PPL Corporation    
Entity Tax Identification Number 23-2758192    
Entity Incorporation State Country Code PA    
Entity Address, Address Line One 645 Hamilton Street    
Entity Address, City or Town Allentown,    
Entity Address, State or Province PA    
Entity Address, Postal Zip Code 18101    
City Area Code (610)    
Local Phone Number 774-5151    
Title of 12(g) Security Common Stock of PPL Electric Utilities Corporation    
Entity Well-known Seasoned Issuer Yes    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Shell Company false    
Entity Common Stock, Shares Outstanding   751,306,792  
Entity Public Float     $ 25,055,090,846
Amendment Flag false    
Entity Central Index Key 0000922224    
Current Fiscal Year End Date --12-31    
Entity Filer Category Large Accelerated Filer    
Entity Small Business false    
Entity Emerging Growth Company false    
Document Fiscal Period Focus 2025    
Document Fiscal Period Focus FY    
Documents Incorporated by Reference PPL Corporation has incorporated herein by reference certain sections of PPL Corporation's 2026 Notice of Annual Meeting and Proxy Statement, which will be filed with the Securities and Exchange Commission not later than 120 days after December 31, 2025 and which will provide the information required by Part III of this Report.    
ICFR Auditor Attestation Flag true    
Auditor Name Deloitte & Touche LLP    
Auditor Location Morristown, New Jersey    
Auditor Firm ID 34    
2007 Series A Due 2067 [Member]      
Document Entity Information [Line Items]      
Title of 12(b) Security 2007 Series A due 2067    
Trading Symbol PPL/67    
Security Exchange Name NYSE    
Common Stock [Member]      
Document Entity Information [Line Items]      
Title of 12(b) Security Common Stock of PPL Corporation    
Trading Symbol PPL    
Security Exchange Name NYSE    
PPL Electric Utilities Corp [Member]      
Document Entity Information [Line Items]      
Entity File Number 1-905    
Entity Registrant Name PPL Electric Utilities Corporation    
Entity Tax Identification Number 23-0959590    
Entity Incorporation State Country Code PA    
Entity Address, Address Line One 827 Hausman Road    
Entity Address, City or Town Allentown,    
Entity Address, State or Province PA    
Entity Address, Postal Zip Code 18104-9392    
City Area Code (610)    
Local Phone Number 774-5151    
Entity Well-known Seasoned Issuer Yes    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Shell Company false    
Entity Common Stock, Shares Outstanding   66,368,056  
Amendment Flag false    
Entity Central Index Key 0000317187    
Entity Filer Category Non-accelerated Filer    
Entity Small Business false    
Entity Emerging Growth Company false    
ICFR Auditor Attestation Flag false    
Auditor Name Deloitte & Touche LLP    
Auditor Location Morristown, New Jersey    
Auditor Firm ID 34    
Louisville Gas And Electric Co [Member]      
Document Entity Information [Line Items]      
Entity File Number 1-2893    
Entity Registrant Name Louisville Gas and Electric Company    
Entity Tax Identification Number 61-0264150    
Entity Incorporation State Country Code KY    
Entity Address, Address Line One 820 West Broadway    
Entity Address, City or Town Louisville,    
Entity Address, State or Province KY    
Entity Address, Postal Zip Code 40202    
City Area Code (502)    
Local Phone Number 627-2000    
Entity Well-known Seasoned Issuer Yes    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Shell Company false    
Entity Common Stock, Shares Outstanding   21,294,223  
Amendment Flag false    
Entity Central Index Key 0000060549    
Entity Filer Category Non-accelerated Filer    
Entity Small Business false    
Entity Emerging Growth Company false    
ICFR Auditor Attestation Flag false    
Auditor Name Deloitte & Touche LLP    
Auditor Location Louisville, Kentucky    
Auditor Firm ID 34    
Kentucky Utilities Co [Member]      
Document Entity Information [Line Items]      
Entity File Number 1-3464    
Entity Registrant Name Kentucky Utilities Company    
Entity Tax Identification Number 61-0247570    
Entity Incorporation State Country Code KY    
Entity Address, Address Line One One Quality Street    
Entity Address, City or Town Lexington,    
Entity Address, State or Province KY    
Entity Address, Postal Zip Code 40507-1462    
City Area Code (502)    
Local Phone Number 627-2000    
Entity Well-known Seasoned Issuer Yes    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Shell Company false    
Entity Common Stock, Shares Outstanding   37,817,878  
Amendment Flag false    
Entity Central Index Key 0000055387    
Entity Filer Category Non-accelerated Filer    
Entity Small Business false    
Entity Emerging Growth Company false    
Entity Incorporation State Country Code Virginia    
ICFR Auditor Attestation Flag false    
Auditor Name Deloitte & Touche LLP    
Auditor Location Louisville, Kentucky    
Auditor Firm ID 34