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Debt and Credit Facilities (Summary of Debt Issuances) (Details) € in Millions	1 Months Ended	12 Months Ended
	Mar. 31, 2024 USD ($)	Dec. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	Jan. 31, 2025 USD ($)	Apr. 30, 2024 USD ($)	Apr. 30, 2024 EUR (€)
Debt Instrument [Line Items]
Debt issuances		$ 7,740,000,000	$ 9,825,000,000
Repayments of long-term debt		$ 3,357,000,000	$ 4,737,000,000	$ 4,396,000,000
4.85% January 2024 2024 Notes Due January 2027 | Unsecured Debt
Debt Instrument [Line Items]
Interest rate (as a percent)		4.85%
Debt issuances		$ 600,000,000
4.85% January 2024 2024 Notes Due January 2029 | Unsecured Debt
Debt Instrument [Line Items]
Interest rate (as a percent)		4.85%
Debt issuances		$ 650,000,000
April 2024 5.648% Notes Due April 2031 | Unsecured Debt
Debt Instrument [Line Items]
Interest rate (as a percent)		5.648%
Debt issuances		$ 815,000,000				$ 815,000,000
June 2024 5.450% Notes Due June 2034 | Unsecured Debt
Debt Instrument [Line Items]
Interest rate (as a percent)		5.45%
Debt issuances		$ 750,000,000
June 2024 5.800% Notes Due June 2054 | Unsecured Debt
Debt Instrument [Line Items]
Interest rate (as a percent)		5.80%
Debt issuances		$ 750,000,000
June 2024 5.900% Notes Due June 2031 | Unsecured Debt
Debt Instrument [Line Items]
Interest rate (as a percent)		5.90%
Debt issuances		$ 80,000,000
June 2024 6.000% Notes Due July 2034 | Unsecured Debt
Debt Instrument [Line Items]
Interest rate (as a percent)		6.00%
Debt issuances		$ 95,000,000
June 2024 6.170% Notes Due July 2039 | Unsecured Debt
Debt Instrument [Line Items]
Interest rate (as a percent)		6.17%
Debt issuances		$ 50,000,000
August 2024 5.100% Notes Due February 2035 | Unsecured Debt
Debt Instrument [Line Items]
Interest rate (as a percent)		5.10%
Debt issuances		$ 375,000,000
August 2024 6.450% Notes Due September 2054 | Unsecured Debt
Debt Instrument [Line Items]
Interest rate (as a percent)		6.45%
Debt issuances		$ 1,000,000,000
Discount rate (as a percent)		2.588%
Interest rate reset period (in years)		5 years
Percentage of principal		100.00%
April 2024 5.404% Notes | Secured Debt
Debt Instrument [Line Items]
Interest rate (as a percent)		5.404%
Debt issuances		$ 177,000,000
4.85% January 2024 Notes Due January 2034 | First Mortgage Bonds
Debt Instrument [Line Items]
Interest rate (as a percent)		4.85%
Debt issuances		$ 575,000,000
5.40% January 2024 Notes Due January 2054 | First Mortgage Bonds
Debt Instrument [Line Items]
Interest rate (as a percent)		5.40%
Debt issuances		$ 425,000,000
5.25% March 2024 Notes Due March 2034 | First Mortgage Bonds
Debt Instrument [Line Items]
Interest rate (as a percent)		5.25%
Debt issuances		$ 300,000,000
5.10% March 2024 Notes Due March 2034 | First Mortgage Bonds
Debt Instrument [Line Items]
Interest rate (as a percent)		5.10%
Debt issuances		$ 500,000,000
5.55% March 2024 Notes Due March 2054 | First Mortgage Bonds
Debt Instrument [Line Items]
Interest rate (as a percent)		5.55%
Debt issuances		$ 425,000,000
April 2024 Notes Due April 2074 | First Mortgage Bonds
Debt Instrument [Line Items]
Interest rate (as a percent)		4.91%
Debt issuances		$ 173,000,000
Maturities Due March 2024
Debt Instrument [Line Items]
Repayments of debt	$ 1,000,000,000
Senior Notes 3.75 Percent Due 2031 | Unsecured Debt
Debt Instrument [Line Items]
Interest rate (as a percent)						3.75%	3.75%
Debt issuances | €							€ 750
Debt maturing April 2024 | Secured Debt
Debt Instrument [Line Items]
Debt repurchased						$ 1,000,000,000
4.125% April 2023 2023 Notes Due April 2026 | Unsecured Debt
Debt Instrument [Line Items]
Interest rate (as a percent)			4.125%
Debt issuances			$ 1,725,000,000
5.400% June 2023 2023 Notes Due June 2023 | Unsecured Debt
Debt Instrument [Line Items]
Interest rate (as a percent)			5.40%
Debt issuances			$ 350,000,000
Sept 2023 5.75% Notes Due Sept 2033 | Unsecured Debt
Debt Instrument [Line Items]
Interest rate (as a percent)			5.75%
Debt issuances			$ 600,000,000
Sept 2023 4.300% Notes Due Sept 2053 | Unsecured Debt
Debt Instrument [Line Items]
Interest rate (as a percent)			6.10%
Debt issuances			$ 750,000,000
4.95% January 2023 Notes Due January 2033 | First Mortgage Bonds
Debt Instrument [Line Items]
Interest rate (as a percent)			4.95%
Debt issuances			$ 900,000,000
4.950% June 2023 2023 Notes Due January 2033 | First Mortgage Bonds
Debt Instrument [Line Items]
Interest rate (as a percent)			4.95%
Debt issuances			$ 350,000,000
5.400% June 2023 2023 Notes Due January 2054 | First Mortgage Bonds
Debt Instrument [Line Items]
Interest rate (as a percent)			5.40%
Debt issuances			$ 500,000,000
4.960% September 2023 Notes Due October 2073 | First Mortgage Bonds
Debt Instrument [Line Items]
Interest rate (as a percent)			4.91%
Debt issuances			$ 200,000,000
November 2023 Notes Due November 2033 | First Mortgage Bonds
Debt Instrument [Line Items]
Interest rate (as a percent)			5.875%
Debt issuances			$ 600,000,000
5.350% January 2023 Notes Due January 2053 | First Mortgage Bonds
Debt Instrument [Line Items]
Interest rate (as a percent)			5.35%
Debt issuances			$ 900,000,000
5.250% March 2023 Notes Due March 2033 | First Mortgage Bonds
Debt Instrument [Line Items]
Interest rate (as a percent)			5.25%
Debt issuances			$ 500,000,000
5.350% March 2023 Notes Due March 2053 | First Mortgage Bonds
Debt Instrument [Line Items]
Interest rate (as a percent)			5.35%
Debt issuances			$ 500,000,000
5.250% March 2023 Notes Due April 2033 (2) | First Mortgage Bonds
Debt Instrument [Line Items]
Interest rate (as a percent)			5.25%
Debt issuances			$ 375,000,000
5.650% March 2023 Notes Due April 2053 | First Mortgage Bonds
Debt Instrument [Line Items]
Interest rate (as a percent)			5.65%
Debt issuances			$ 375,000,000
5.400% March 2023 Notes Due April 2053 | First Mortgage Bonds
Debt Instrument [Line Items]
Interest rate (as a percent)			5.40%
Debt issuances			$ 500,000,000
November 2023 Notes Due November 2053 | First Mortgage Bonds
Debt Instrument [Line Items]
Interest rate (as a percent)			6.20%
Debt issuances			$ 700,000,000
Maturities Due October 2023 (3)
Debt Instrument [Line Items]
Repayments of debt			45,000,000
Maturities Due October 2023
Debt Instrument [Line Items]
Repayments of debt			400,000,000
Maturities Due March 2023
Debt Instrument [Line Items]
Repayments of debt			1,000,000,000
Maturities Due September 2023
Debt Instrument [Line Items]
Repayments of debt			300,000,000
Maturities Due October 2023, Portion
Debt Instrument [Line Items]
Repayments of debt			100,000,000
Maturities Due October 2023 (2)
Debt Instrument [Line Items]
Repayments of debt			300,000,000
Term Loan Due April 2024
Debt Instrument [Line Items]
Repayments of debt			800,000,000
Parent
Debt Instrument [Line Items]
Debt issuances		4,565,000,000	3,075,000,000
Parent | 4.85% January 2024 2024 Notes Due January 2027 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		600,000,000
Parent | 4.85% January 2024 2024 Notes Due January 2029 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		650,000,000
Parent | April 2024 5.648% Notes Due April 2031 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		815,000,000
Parent | June 2024 5.450% Notes Due June 2034 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		750,000,000
Parent | June 2024 5.800% Notes Due June 2054 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		750,000,000
Parent | June 2024 5.900% Notes Due June 2031 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		0
Parent | June 2024 6.000% Notes Due July 2034 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		0
Parent | June 2024 6.170% Notes Due July 2039 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		0
Parent | August 2024 5.100% Notes Due February 2035 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		0
Parent | August 2024 6.450% Notes Due September 2054 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		1,000,000,000
Parent | April 2024 5.404% Notes | Secured Debt
Debt Instrument [Line Items]
Debt issuances		0
Parent | 4.85% January 2024 Notes Due January 2034 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances		0
Parent | 5.40% January 2024 Notes Due January 2054 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances		0
Parent | 5.25% March 2024 Notes Due March 2034 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances		0
Parent | 5.10% March 2024 Notes Due March 2034 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances		0
Parent | 5.55% March 2024 Notes Due March 2054 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances		0
Parent | April 2024 Notes Due April 2074 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances		0
Parent | 4.125% April 2023 2023 Notes Due April 2026 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances			1,725,000,000
Parent | 5.400% June 2023 2023 Notes Due June 2023 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances			0
Parent | Sept 2023 5.75% Notes Due Sept 2033 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances			600,000,000
Parent | Sept 2023 4.300% Notes Due Sept 2053 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances			750,000,000
Parent | 4.95% January 2023 Notes Due January 2033 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances			0
Parent | 4.950% June 2023 2023 Notes Due January 2033 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances			0
Parent | 5.400% June 2023 2023 Notes Due January 2054 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances			0
Parent | 4.960% September 2023 Notes Due October 2073 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances			0
Parent | November 2023 Notes Due November 2033 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances			0
Parent | 5.350% January 2023 Notes Due January 2053 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances			0
Parent | 5.250% March 2023 Notes Due March 2033 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances			0
Parent | 5.350% March 2023 Notes Due March 2053 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances			0
Parent | 5.250% March 2023 Notes Due April 2033 (2) | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances			0
Parent | 5.650% March 2023 Notes Due April 2053 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances			0
Parent | 5.400% March 2023 Notes Due April 2053 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances			0
Parent | November 2023 Notes Due November 2053 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances			0
Duke Energy Carolinas
Debt Instrument [Line Items]
Debt issuances		1,000,000,000	2,650,000,000
Repayments of long-term debt		19,000,000	1,042,000,000	436,000,000
Duke Energy Carolinas | First Mortgage Bonds | Subsequent Event
Debt Instrument [Line Items]
Debt issuances					$ 1,100,000,000
Duke Energy Carolinas | 4.85% January 2024 2024 Notes Due January 2027 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Carolinas | 4.85% January 2024 2024 Notes Due January 2029 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Carolinas | April 2024 5.648% Notes Due April 2031 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Carolinas | June 2024 5.450% Notes Due June 2034 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Carolinas | June 2024 5.800% Notes Due June 2054 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Carolinas | June 2024 5.900% Notes Due June 2031 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Carolinas | June 2024 6.000% Notes Due July 2034 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Carolinas | June 2024 6.170% Notes Due July 2039 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Carolinas | August 2024 5.100% Notes Due February 2035 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Carolinas | August 2024 6.450% Notes Due September 2054 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Carolinas | April 2024 5.404% Notes | Secured Debt
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Carolinas | 4.85% January 2024 Notes Due January 2034 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances		575,000,000
Duke Energy Carolinas | 5.40% January 2024 Notes Due January 2054 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances		425,000,000
Duke Energy Carolinas | 5.25% March 2024 Notes Due March 2034 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Carolinas | 5.10% March 2024 Notes Due March 2034 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Carolinas | 5.55% March 2024 Notes Due March 2054 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Carolinas | April 2024 Notes Due April 2074 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Carolinas | 4.95% January 2023 Notes Due January 2033 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances			900,000,000
Duke Energy Carolinas | 4.950% June 2023 2023 Notes Due January 2033 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances			350,000,000
Duke Energy Carolinas | 5.400% June 2023 2023 Notes Due January 2054 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances			500,000,000
Duke Energy Carolinas | 4.960% September 2023 Notes Due October 2073 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances			0
Duke Energy Carolinas | November 2023 Notes Due November 2033 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances			0
Duke Energy Carolinas | 5.350% January 2023 Notes Due January 2053 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances			900,000,000
Duke Energy Carolinas | 5.250% March 2023 Notes Due March 2033 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances			0
Duke Energy Carolinas | 5.350% March 2023 Notes Due March 2053 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances			0
Duke Energy Carolinas | 5.250% March 2023 Notes Due April 2033 (2) | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances			0
Duke Energy Carolinas | 5.650% March 2023 Notes Due April 2053 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances			0
Duke Energy Carolinas | 5.400% March 2023 Notes Due April 2053 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances			0
Duke Energy Carolinas | November 2023 Notes Due November 2053 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances			0
Duke Energy Progress
Debt Instrument [Line Items]
Debt issuances		677,000,000	1,000,000,000
Repayments of long-term debt		72,000,000	369,000,000	645,000,000
Duke Energy Progress | 4.85% January 2024 2024 Notes Due January 2027 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Progress | 4.85% January 2024 2024 Notes Due January 2029 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Progress | April 2024 5.648% Notes Due April 2031 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Progress | June 2024 5.450% Notes Due June 2034 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Progress | June 2024 5.800% Notes Due June 2054 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Progress | June 2024 5.900% Notes Due June 2031 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Progress | June 2024 6.000% Notes Due July 2034 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Progress | June 2024 6.170% Notes Due July 2039 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Progress | August 2024 5.100% Notes Due February 2035 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Progress | August 2024 6.450% Notes Due September 2054 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Progress | April 2024 5.404% Notes | Secured Debt
Debt Instrument [Line Items]
Debt issuances		177,000,000
Duke Energy Progress | 4.85% January 2024 Notes Due January 2034 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Progress | 5.40% January 2024 Notes Due January 2054 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Progress | 5.25% March 2024 Notes Due March 2034 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Progress | 5.10% March 2024 Notes Due March 2034 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances		500,000,000
Duke Energy Progress | 5.55% March 2024 Notes Due March 2054 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Progress | April 2024 Notes Due April 2074 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Progress | 4.95% January 2023 Notes Due January 2033 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances			0
Duke Energy Progress | 4.950% June 2023 2023 Notes Due January 2033 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances			0
Duke Energy Progress | 5.400% June 2023 2023 Notes Due January 2054 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances			0
Duke Energy Progress | 4.960% September 2023 Notes Due October 2073 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances			0
Duke Energy Progress | November 2023 Notes Due November 2033 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances			0
Duke Energy Progress | 5.350% January 2023 Notes Due January 2053 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances			0
Duke Energy Progress | 5.250% March 2023 Notes Due March 2033 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances			500,000,000
Duke Energy Progress | 5.350% March 2023 Notes Due March 2053 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances			500,000,000
Duke Energy Progress | 5.250% March 2023 Notes Due April 2033 (2) | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances			0
Duke Energy Progress | 5.650% March 2023 Notes Due April 2053 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances			0
Duke Energy Progress | 5.400% March 2023 Notes Due April 2053 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances			0
Duke Energy Progress | November 2023 Notes Due November 2053 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances			0
Duke Energy Florida
Debt Instrument [Line Items]
Debt issuances		173,000,000	1,500,000,000
Repayments of long-term debt		395,000,000	879,000,000	77,000,000
Duke Energy Florida | 4.85% January 2024 2024 Notes Due January 2027 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Florida | 4.85% January 2024 2024 Notes Due January 2029 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Florida | April 2024 5.648% Notes Due April 2031 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Florida | June 2024 5.450% Notes Due June 2034 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Florida | June 2024 5.800% Notes Due June 2054 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Florida | June 2024 5.900% Notes Due June 2031 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Florida | June 2024 6.000% Notes Due July 2034 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Florida | June 2024 6.170% Notes Due July 2039 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Florida | August 2024 5.100% Notes Due February 2035 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Florida | August 2024 6.450% Notes Due September 2054 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Florida | April 2024 5.404% Notes | Secured Debt
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Florida | 4.85% January 2024 Notes Due January 2034 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Florida | 5.40% January 2024 Notes Due January 2054 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Florida | 5.25% March 2024 Notes Due March 2034 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Florida | 5.10% March 2024 Notes Due March 2034 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Florida | 5.55% March 2024 Notes Due March 2054 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Florida | April 2024 Notes Due April 2074 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances		173,000,000
Duke Energy Florida | 4.960% September 2023 Notes Due October 2073 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances			200,000,000
Duke Energy Florida | November 2023 Notes Due November 2033 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances			600,000,000
Duke Energy Florida | November 2023 Notes Due November 2053 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances			700,000,000
Piedmont
Debt Instrument [Line Items]
Debt issuances		375,000,000	350,000,000
Repayments of long-term debt		40,000,000	45,000,000	0
Piedmont | 4.85% January 2024 2024 Notes Due January 2027 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		0
Piedmont | 4.85% January 2024 2024 Notes Due January 2029 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		0
Piedmont | April 2024 5.648% Notes Due April 2031 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		0
Piedmont | June 2024 5.450% Notes Due June 2034 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		0
Piedmont | June 2024 5.800% Notes Due June 2054 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		0
Piedmont | June 2024 5.900% Notes Due June 2031 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		0
Piedmont | June 2024 6.000% Notes Due July 2034 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		0
Piedmont | June 2024 6.170% Notes Due July 2039 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		0
Piedmont | August 2024 5.100% Notes Due February 2035 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		375,000,000
Piedmont | August 2024 6.450% Notes Due September 2054 | Unsecured Debt
Debt Instrument [Line Items]
Debt issuances		0
Piedmont | April 2024 5.404% Notes | Secured Debt
Debt Instrument [Line Items]
Debt issuances		0
Piedmont | 4.85% January 2024 Notes Due January 2034 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances		0
Piedmont | 5.40% January 2024 Notes Due January 2054 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances		0
Piedmont | 5.25% March 2024 Notes Due March 2034 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances		0
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Debt Instrument [Line Items]
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Debt Instrument [Line Items]
Debt issuances		0
Piedmont | April 2024 Notes Due April 2074 | First Mortgage Bonds
Debt Instrument [Line Items]
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Piedmont | 4.125% April 2023 2023 Notes Due April 2026 | Unsecured Debt
Debt Instrument [Line Items]
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Debt Instrument [Line Items]
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Piedmont | 4.95% January 2023 Notes Due January 2033 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances			0
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Debt Instrument [Line Items]
Debt issuances			0
Piedmont | 5.400% June 2023 2023 Notes Due January 2054 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances			0
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Debt Instrument [Line Items]
Debt issuances			0
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Debt Instrument [Line Items]
Debt issuances			0
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Debt Instrument [Line Items]
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Debt Instrument [Line Items]
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Debt Instrument [Line Items]
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Debt Instrument [Line Items]
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Debt Instrument [Line Items]
Debt issuances			0
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Debt Instrument [Line Items]
Debt issuances			0
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Debt Instrument [Line Items]
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Debt Instrument [Line Items]
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Debt Instrument [Line Items]
Debt issuances		0
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Debt Instrument [Line Items]
Debt issuances		0
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Debt Instrument [Line Items]
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Debt Instrument [Line Items]
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Debt Instrument [Line Items]
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Duke Energy Ohio | June 2024 6.000% Notes Due July 2034 | Unsecured Debt
Debt Instrument [Line Items]
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Duke Energy Ohio | June 2024 6.170% Notes Due July 2039 | Unsecured Debt
Debt Instrument [Line Items]
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Debt Instrument [Line Items]
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Debt Instrument [Line Items]
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Debt Instrument [Line Items]
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Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Ohio | 5.40% January 2024 Notes Due January 2054 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Ohio | 5.25% March 2024 Notes Due March 2034 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances		0
Duke Energy Ohio | 5.10% March 2024 Notes Due March 2034 | First Mortgage Bonds
Debt Instrument [Line Items]
Debt issuances		0
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Debt Instrument [Line Items]
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Debt Instrument [Line Items]
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Debt Instrument [Line Items]
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Duke Energy Indiana
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Debt Instrument [Line Items]
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Debt Instrument [Line Items]
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Debt Instrument [Line Items]
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Debt Instrument [Line Items]
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Debt Instrument [Line Items]
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Debt Instrument [Line Items]
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Debt Instrument [Line Items]
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Debt Instrument [Line Items]
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Debt Instrument [Line Items]
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Debt Instrument [Line Items]
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Debt Instrument [Line Items]
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Debt Instrument [Line Items]
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Debt Instrument [Line Items]
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