Variable Interest Entities (Schedule of Accounts Receivable Securitizations) (Details) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Variable Interest Entity [Line Items]
Long-Term Debt	$ 67,061	$ 60,448
Duke Energy Carolinas
Variable Interest Entity [Line Items]
Long-Term Debt	12,948	12,595
Duke Energy Progress
Variable Interest Entity [Line Items]
Long-Term Debt	10,568	9,543
Duke Energy Florida
Variable Interest Entity [Line Items]
Long-Term Debt	9,381	8,406
CRC \| Consolidated VIEs
Variable Interest Entity [Line Items]
Facility size	350
Long-Term Debt	350	350
Restricted Receivables	917	587
DERF \| Duke Energy Carolinas \| Consolidated VIEs
Variable Interest Entity [Line Items]
Facility size	500
Long-Term Debt	471	475
Restricted Receivables	928	844
DEPR \| Duke Energy Progress \| Consolidated VIEs
Variable Interest Entity [Line Items]
Facility size	400
Long-Term Debt	400	350
Restricted Receivables	793	574
DEFR \| Duke Energy Florida \| Consolidated VIEs
Variable Interest Entity [Line Items]
Facility size	250
Long-Term Debt	250	250
Restricted Receivables	$ 490	$ 427

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

No definition available.

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Balance Type:	debit
Period Type:	instant

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19(b),22(b))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

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- Definition

Amount, excluding 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
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

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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.

+ Details

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