Effective Income Tax Rate Reconciliation, State and Local Taxes, Increase (Reduction), Amount

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- Definition

Public Utilities, Regulatory Asset, Amount of Recovery Costs Disallowed

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- Definition

Public Utilities, Requested Rate Increase (Decrease), Gross Amount

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- Definition

Public Utilities, Requested Rate Increase (Decrease), Rider Reduction

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- Definition

Tax Cuts and Jobs Act, Measurement Period Adjustment, Income Tax Expense (Benefit)

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- Definition

Percentage of public utility's approved debt to capital, including debt and equity.

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No definition available.

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- Definition

Percentage of public utility's approved equity to capital, including debt and equity.

+ References

No definition available.

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- Definition

Percentage of public utility's approved return on equity.

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No definition available.

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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.

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Percentage of public utility's requested debt to capital, including debt and equity.

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No definition available.

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- Definition

Percentage of public utility's requested equity to capital, including debt and equity.

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No definition available.

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- Definition

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

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No definition available.

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- Definition

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

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No definition available.

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- Definition

Percentage of public utility's requested return on equity.

+ References

No definition available.

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- Definition

Amortization period for the recovery of regulatory asset, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

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- Definition

The amount for the individual regulatory asset as itemized in a table of regulatory assets as of the end of the period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition

Amount of income tax benefit for remeasurement of deferred tax liability from change in tax rate pursuant to Tax Cuts and Jobs Act.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
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Regulatory Matters (Regulatory Matters Narrative - Duke Energy Carolinas) (Details) - Duke Energy Carolinas - USD ($) $ in Millions	Sep. 30, 2019	May 21, 2019	Nov. 08, 2018	Feb. 28, 2018	Aug. 25, 2017
2017 North Carolina Rate Case \| NCUC
Public Utilities, General Disclosures [Line Items]
Requested rate increase (decrease), amount					$ 647
Requested rate increase, percentage					13.60%
Requested return on equity, percent				9.90%
Public utilities, requested equity capital structure, percentage				52.00%
Public utilities, requested debt capital structure, percentage				48.00%
2019 North Carolina Rate Case \| NCUC
Public Utilities, General Disclosures [Line Items]
Requested rate increase (decrease), amount	$ 291
Requested rate increase, percentage	6.00%
Requested rate increase (decrease), gross amount	$ 445
Requested rate increase (decrease), rider reduction	$ 154
South Carolina Rate Case 2018 \| PSCSC
Public Utilities, General Disclosures [Line Items]
Requested rate increase (decrease), amount			$ 168
Requested rate increase, percentage			10.00%
Change in tax rate, deferred tax liability, income tax benefit		$ 66	$ 66
Measurement period adjustment, income tax expense (benefit)		$ 45	46
Approved return on equity percentage		9.50%
Public utilities, approved equity capital structure, percentage		53.00%
Public utilities, approved debt capital structure, percentage		47.00%
State and local jurisdiction \| North Carolina Department of Revenue \| South Carolina Rate Case 2018 \| PSCSC
Public Utilities, General Disclosures [Line Items]
State and local taxes reduction amount		$ 17	17
Regulatory asset, amortization period		5 years
Asset retirement obligations - coal ash \| South Carolina Rate Case 2018 \| PSCSC
Public Utilities, General Disclosures [Line Items]
Regulatory assets		$ 96	$ 242
Regulatory asset, amortization period		5 years	5 years
Recovery costs denied		$ 115
Asset retirement obligations - unprotected EDIT, Property, Plant and Equipment \| South Carolina Rate Case 2018 \| PSCSC
Public Utilities, General Disclosures [Line Items]
Regulatory asset, amortization period		20 years
Asset retirement obligations - unprotected EDIT \| South Carolina Rate Case 2018 \| PSCSC
Public Utilities, General Disclosures [Line Items]
Regulatory asset, amortization period		5 years
Asset retirement obligations - deferred revenue \| South Carolina Rate Case 2018 \| PSCSC
Public Utilities, General Disclosures [Line Items]
Regulatory asset, amortization period		5 years
Deferred project costs \| South Carolina Rate Case 2018 \| PSCSC
Public Utilities, General Disclosures [Line Items]
Regulatory assets		$ 125
Regulatory asset, amortization period		12 years