v3.25.2
Cover
Jul. 27, 2025
Document Information [Line Items]  
Document Type 8-K
Amendment Flag false
Document Period End Date Jul. 27, 2025
Entity File Number 1-32853
Entity Registrant Name DUKE ENERGY CORPORATION
Entity Central Index Key 0001326160
Entity Tax Identification Number 20-2777218
Entity Incorporation, State or Country Code DE
Entity Address, Address Line One 525 South Tryon Street
Entity Address, City or Town Charlotte
Entity Address, State or Province NC
Entity Address, Postal Zip Code 28202
City Area Code 800
Local Phone Number 488-3853
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Entity Emerging Growth Company false
Piedmont Natural Gas Company [Member]  
Document Information [Line Items]  
Document Type 8-K
Amendment Flag false
Document Period End Date Jul. 27, 2025
Entity File Number 1-6196
Entity Registrant Name PIEDMONT NATURAL GAS COMPANY, INC.
Entity Central Index Key 0000078460
Entity Tax Identification Number 56-0556998
Entity Incorporation, State or Country Code NC
Entity Address, Address Line One 525 South Tryon Street
Entity Address, City or Town Charlotte
Entity Address, State or Province NC
Entity Address, Postal Zip Code 28202
City Area Code 800
Local Phone Number 488-3853
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Entity Emerging Growth Company false
Common Stock [Member]  
Document Information [Line Items]  
Title of 12(b) Security Common Stock, $0.001 par value
Trading Symbol DUK
Security Exchange Name NYSE
Junior Subordinated Debentures 5.625 Coupon Due September 2078 [Member]  
Document Information [Line Items]  
Title of 12(b) Security 5.625% Junior Subordinated Debentures due September 15, 2078
Trading Symbol DUKB
Security Exchange Name NYSE
Depositary Share [Member]  
Document Information [Line Items]  
Title of 12(b) Security Depositary Shares
Trading Symbol DUK PR A
Security Exchange Name NYSE
3.10% Senior Notes due 2028 [Member]  
Document Information [Line Items]  
Title of 12(b) Security 3.10% Senior Notes due 2028
Trading Symbol DUK 28A
Security Exchange Name NYSE
3.85% Senior Notes due 2034 [Member]  
Document Information [Line Items]  
Title of 12(b) Security 3.85% Senior Notes due 2034
Trading Symbol DUK 34
Security Exchange Name NYSE
3.75% Senior Notes due 2031 [Member}  
Document Information [Line Items]  
Title of 12(b) Security 3.75% Senior Notes due 2031
Trading Symbol DUK 31A
Security Exchange Name NYSE