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Variable Interest Entities (Schedule of Accounts Receivable Securitizations) (Details) - USD ($) $ in Millions	Mar. 31, 2025	Jan. 31, 2025	Dec. 31, 2024	Apr. 01, 2024	Feb. 29, 2024
Variable Interest Entities [Line Items]
Long-Term Debt	$ 79,700		$ 76,340
Duke Energy Carolinas
Variable Interest Entities [Line Items]
Long-Term Debt	17,911		16,669
Duke Energy Progress
Variable Interest Entities [Line Items]
Long-Term Debt	13,489		11,371
Duke Energy Florida
Variable Interest Entities [Line Items]
Long-Term Debt	9,783		9,814
CRC | VIE primary beneficiary
Variable Interest Entities [Line Items]
Accounts receivable from securitization					$ 682
DERF | Duke Energy Carolinas | VIE primary beneficiary
Variable Interest Entities [Line Items]
Long-Term Debt	0		500
Accounts receivable from securitization	0		1,054
DEPR | Duke Energy Progress | VIE primary beneficiary
Variable Interest Entities [Line Items]
Long-Term Debt	0		400
Accounts receivable from securitization	$ 0		$ 835
DEFR | Duke Energy Carolinas | VIE primary beneficiary
Variable Interest Entities [Line Items]
Accounts receivable from securitization		$ 1,081
DEFR | Duke Energy Florida | VIE primary beneficiary
Variable Interest Entities [Line Items]
Accounts receivable from securitization				$ 459

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- Definition

The amount owed to the reporting entity by counterparties in securitized loan transactions.

+ References

No definition available.

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- Definition

Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt classified as noncurrent. Excludes lease obligation.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 810
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