Public Utilities, Equity Ratio

No definition available.

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- Definition

Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section S99
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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-Section 50
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Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
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-URI https://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690

Reference 5: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 250
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-Section 50
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Reference 6: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
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-Section 45
-Paragraph 2
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=123586238&loc=d3e38679-109324

Reference 7: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 220
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-04(9))
-URI https://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263

Reference 8: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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-Topic 250
-SubTopic 10
-Section 50
-Paragraph 8
-URI https://asc.fasb.org/extlink&oid=124431687&loc=d3e22658-107794

+ 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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- Definition

Amount of public utility's requested rate increase (decrease) with regulatory agency.

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

Percentage of public utility's requested rate increase (decrease) with regulatory agency.

+ References

No definition available.

+ Details

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- Definition

Percentage of public utility's requested return on equity.

+ References

No definition available.

+ Details

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- Definition

The total amount of operating revenues recognized during the period.

+ References

No definition available.

+ Details

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- Definition

The amount of operating expenses for the period that are associated with the utility's normal revenue producing operation; including selling, general, and administrative expenses, costs incurred for routine plant repairs and maintenance, and operations.

+ References

No definition available.

+ Details

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Regulatory Matters (Regulatory Matters Narrative - Duke Energy Ohio) (Details) - USD ($) $ in Millions						3 Months Ended
	Apr. 28, 2023	Mar. 10, 2023	Dec. 01, 2022	Sep. 19, 2022	Oct. 01, 2021	Mar. 31, 2023	Mar. 31, 2022
Public Utilities, General Disclosures [Line Items]
Operating Revenues						$ 7,276	$ 7,011
Operation, maintenance and other						1,310	1,548
Income Tax Expense From Continuing Operations						(155)	(25)
Duke Energy Ohio
Public Utilities, General Disclosures [Line Items]
Operating Revenues						709	638
Operation, maintenance and other						123	178
Income Tax Expense From Continuing Operations						(20)	$ 56
Duke Energy Ohio Electric Base Rate Case \| PUCO \| Duke Energy Ohio
Public Utilities, General Disclosures [Line Items]
Requested rate increase (decrease), amount				$ 23	$ 55
Requested return on equity (as a percent)				9.50%	10.30%
Duke Energy Ohio Gas Base Rate Case \| PUCO \| Duke Energy Ohio
Public Utilities, General Disclosures [Line Items]
Requested rate increase (decrease), amount						$ 49
Requested return on equity (as a percent)						10.30%
Requested rate increase, percentage						5.60%
Duke Energy Ohio Gas Base Rate Case \| PUCO \| Duke Energy Ohio \| Subsequent event
Public Utilities, General Disclosures [Line Items]
Requested rate increase (decrease), amount	$ 32
Requested return on equity (as a percent)	9.60%
Duke Energy Ohio Gas Base Rate Case \| PUCO \| Duke Energy Ohio \| Minimum
Public Utilities, General Disclosures [Line Items]
Requested rate increase (decrease), amount						$ 24
Requested return on equity (as a percent)						9.03%
Duke Energy Ohio Gas Base Rate Case \| PUCO \| Duke Energy Ohio \| Maximum
Public Utilities, General Disclosures [Line Items]
Requested rate increase (decrease), amount						$ 36
Requested return on equity (as a percent)						10.04%
Equity ratio (as a percent)						52.32%
Duke Energy Ohio Gas Base Rate Case \| PUCO \| Duke Energy Ohio \| Maximum \| Subsequent event
Public Utilities, General Disclosures [Line Items]
Equity ratio (as a percent)	52.32%
Duke Energy Kentucky Electric Base Rate Case \| KPSC \| Duke Energy Ohio
Public Utilities, General Disclosures [Line Items]
Requested rate increase (decrease), amount		$ 31	$ 75
Requested return on equity (as a percent)		9.55%	10.35%
Requested rate increase, percentage						17.80%