Face (par) amount of debt instrument at time of issuance.

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Balance Type:	credit
Period Type:	instant

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

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- 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.

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- Definition

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

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- Definition

The cash outflow during the period from the repayment of aggregate short-term and long-term debt. Excludes payment of capital lease obligations.

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Debt and Credit Facilities (Summary of Debt Issuances) (Details) - USD ($)	3 Months Ended
	Mar. 31, 2023	Dec. 31, 2022
Debt Instrument [Line Items]
Current maturities of long-term debt (includes amounts related to VIEs)	$ 3,330,000,000	$ 3,878,000,000
4.95% January 2023 Notes Due January 2033
Debt Instrument [Line Items]
Interest Rate	4.95%
5.350% January 2023 Notes Due January 2053
Debt Instrument [Line Items]
Interest Rate	5.35%
5.250% March 2022 Notes Due April 2033
Debt Instrument [Line Items]
Interest Rate	5.25%
5.350% March 2022 Notes Due April 2053
Debt Instrument [Line Items]
Interest Rate	5.35%
5.250% March 2022 Notes Due April 2033
Debt Instrument [Line Items]
Interest Rate	5.25%
5.650% March 2022 Notes Due April 2053
Debt Instrument [Line Items]
Interest Rate	5.65%
5.400% March 2022 Notes Due April 2053
Debt Instrument [Line Items]
Interest Rate	5.40%
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
Debt Instrument [Line Items]
Repayments of Debt	100,000,000
Maturities Due October 2023
Debt Instrument [Line Items]
Repayments of Debt	300,000,000
Duke Energy (Parent)
Debt Instrument [Line Items]
Debt issuances	4,050,000,000
Duke Energy (Parent) \| 4.95% January 2023 Notes Due January 2033
Debt Instrument [Line Items]
Debt issuances	900,000,000
Duke Energy (Parent) \| 5.350% January 2023 Notes Due January 2053
Debt Instrument [Line Items]
Debt issuances	900,000,000
Duke Energy (Parent) \| 5.250% March 2022 Notes Due April 2033
Debt Instrument [Line Items]
Debt issuances	500,000,000
Duke Energy (Parent) \| 5.350% March 2022 Notes Due April 2053
Debt Instrument [Line Items]
Debt issuances	500,000,000
Duke Energy (Parent) \| 5.250% March 2022 Notes Due April 2033
Debt Instrument [Line Items]
Debt issuances	375,000,000
Duke Energy (Parent) \| 5.650% March 2022 Notes Due April 2053
Debt Instrument [Line Items]
Debt issuances	375,000,000
Duke Energy (Parent) \| 5.400% March 2022 Notes Due April 2053
Debt Instrument [Line Items]
Debt issuances	500,000,000
Duke Energy Carolinas
Debt Instrument [Line Items]
Debt issuances	1,800,000,000
Current maturities of long-term debt (includes amounts related to VIEs)	18,000,000	1,018,000,000
Duke Energy Carolinas \| 4.95% January 2023 Notes Due January 2033
Debt Instrument [Line Items]
Debt issuances	900,000,000
Duke Energy Carolinas \| 5.350% January 2023 Notes Due January 2053
Debt Instrument [Line Items]
Debt issuances	900,000,000
Duke Energy Carolinas \| 5.250% March 2022 Notes Due April 2033
Debt Instrument [Line Items]
Debt issuances	0
Duke Energy Carolinas \| 5.350% March 2022 Notes Due April 2053
Debt Instrument [Line Items]
Debt issuances	0
Duke Energy Carolinas \| 5.250% March 2022 Notes Due April 2033
Debt Instrument [Line Items]
Debt issuances	0
Duke Energy Carolinas \| 5.650% March 2022 Notes Due April 2053
Debt Instrument [Line Items]
Debt issuances	0
Duke Energy Carolinas \| 5.400% March 2022 Notes Due April 2053
Debt Instrument [Line Items]
Debt issuances	0
Duke Energy Progress
Debt Instrument [Line Items]
Debt issuances	1,000,000,000
Current maturities of long-term debt (includes amounts related to VIEs)	370,000,000	369,000,000
Duke Energy Progress \| 4.95% January 2023 Notes Due January 2033
Debt Instrument [Line Items]
Debt issuances	0
Duke Energy Progress \| 5.350% January 2023 Notes Due January 2053
Debt Instrument [Line Items]
Debt issuances	0
Duke Energy Progress \| 5.250% March 2022 Notes Due April 2033
Debt Instrument [Line Items]
Debt issuances	500,000,000
Duke Energy Progress \| 5.350% March 2022 Notes Due April 2053
Debt Instrument [Line Items]
Debt issuances	500,000,000
Duke Energy Progress \| 5.250% March 2022 Notes Due April 2033
Debt Instrument [Line Items]
Debt issuances	0
Duke Energy Progress \| 5.650% March 2022 Notes Due April 2053
Debt Instrument [Line Items]
Debt issuances	0
Duke Energy Progress \| 5.400% March 2022 Notes Due April 2053
Debt Instrument [Line Items]
Debt issuances	0
Duke Energy Ohio
Debt Instrument [Line Items]
Debt issuances	750,000,000
Current maturities of long-term debt (includes amounts related to VIEs)	475,000,000	475,000,000
Duke Energy Ohio \| 5.250% March 2022 Notes Due April 2033
Debt Instrument [Line Items]
Debt issuances	375,000,000
Duke Energy Ohio \| 5.650% March 2022 Notes Due April 2053
Debt Instrument [Line Items]
Debt issuances	375,000,000
Duke Energy Indiana
Debt Instrument [Line Items]
Debt issuances	500,000,000
Current maturities of long-term debt (includes amounts related to VIEs)	3,000,000	$ 303,000,000
Duke Energy Indiana \| 4.95% January 2023 Notes Due January 2033
Debt Instrument [Line Items]
Debt issuances	0
Duke Energy Indiana \| 5.350% January 2023 Notes Due January 2053
Debt Instrument [Line Items]
Debt issuances	0
Duke Energy Indiana \| 5.250% March 2022 Notes Due April 2033
Debt Instrument [Line Items]
Debt issuances	0
Duke Energy Indiana \| 5.350% March 2022 Notes Due April 2053
Debt Instrument [Line Items]
Debt issuances	0
Duke Energy Indiana \| 5.250% March 2022 Notes Due April 2033
Debt Instrument [Line Items]
Debt issuances	0
Duke Energy Indiana \| 5.650% March 2022 Notes Due April 2053
Debt Instrument [Line Items]
Debt issuances	0
Duke Energy Indiana \| 5.400% March 2022 Notes Due April 2053
Debt Instrument [Line Items]
Debt issuances	$ 500,000,000