XML 220 R164.htm IDEA: XBRL DOCUMENT
v3.22.4

Employee Benefit Plans (Expected Benefit Payments) (Details) $ in Millions | Dec. 31, 2022 USD ($)
--- | ---
Pension Plan | Qualified Plan |
Defined Benefit Plan, Expected Future Benefit Payment [Abstract] |
2023 | $ 661
2024 | 635
2025 | 629
2026 | 607
2027 | 592
2028-2032 | 2,581
Pension Plan | Duke Energy Carolinas | Qualified Plan |
Defined Benefit Plan, Expected Future Benefit Payment [Abstract] |
2023 | 186
2024 | 176
2025 | 174
2026 | 164
2027 | 156
2028-2032 | 628
Pension Plan | Progress Energy | Qualified Plan |
Defined Benefit Plan, Expected Future Benefit Payment [Abstract] |
2023 | 183
2024 | 180
2025 | 183
2026 | 180
2027 | 177
2028-2032 | 804
Pension Plan | Duke Energy Progress | Qualified Plan |
Defined Benefit Plan, Expected Future Benefit Payment [Abstract] |
2023 | 99
2024 | 95
2025 | 97
2026 | 91
2027 | 89
2028-2032 | 372
Pension Plan | Duke Energy Florida | Qualified Plan |
Defined Benefit Plan, Expected Future Benefit Payment [Abstract] |
2023 | 83
2024 | 84
2025 | 85
2026 | 87
2027 | 87
2028-2032 | 427
Pension Plan | Duke Energy Ohio | Qualified Plan |
Defined Benefit Plan, Expected Future Benefit Payment [Abstract] |
2023 | 32
2024 | 31
2025 | 31
2026 | 30
2027 | 29
2028-2032 | 135
Pension Plan | Duke Energy Indiana | Qualified Plan |
Defined Benefit Plan, Expected Future Benefit Payment [Abstract] |
2023 | 45
2024 | 45
2025 | 44
2026 | 44
2027 | 43
2028-2032 | 205
Pension Plan | Piedmont | Qualified Plan |
Defined Benefit Plan, Expected Future Benefit Payment [Abstract] |
2023 | 19
2024 | 18
2025 | 16
2026 | 16
2027 | 15
2028-2032 | 71
Other Post-Retirement Benefit Plans |
Defined Benefit Plan, Expected Future Benefit Payment [Abstract] |
2023 | 68
2024 | 49
2025 | 45
2026 | 41
2027 | 38
2028-2032 | 158
Other Post-Retirement Benefit Plans | Duke Energy Carolinas |
Defined Benefit Plan, Expected Future Benefit Payment [Abstract] |
2023 | 16
2024 | 13
2025 | 12
2026 | 11
2027 | 10
2028-2032 | 41
Other Post-Retirement Benefit Plans | Progress Energy |
Defined Benefit Plan, Expected Future Benefit Payment [Abstract] |
2023 | 25
2024 | 18
2025 | 16
2026 | 15
2027 | 14
2028-2032 | 61
Other Post-Retirement Benefit Plans | Duke Energy Progress |
Defined Benefit Plan, Expected Future Benefit Payment [Abstract] |
2023 | 14
2024 | 10
2025 | 9
2026 | 9
2027 | 8
2028-2032 | 36
Other Post-Retirement Benefit Plans | Duke Energy Florida |
Defined Benefit Plan, Expected Future Benefit Payment [Abstract] |
2023 | 11
2024 | 7
2025 | 7
2026 | 6
2027 | 6
2028-2032 | 25
Other Post-Retirement Benefit Plans | Duke Energy Ohio |
Defined Benefit Plan, Expected Future Benefit Payment [Abstract] |
2023 | 3
2024 | 3
2025 | 2
2026 | 2
2027 | 2
2028-2032 | 8
Other Post-Retirement Benefit Plans | Duke Energy Indiana |
Defined Benefit Plan, Expected Future Benefit Payment [Abstract] |
2023 | 7
2024 | 4
2025 | 3
2026 | 3
2027 | 3
2028-2032 | 9
Other Post-Retirement Benefit Plans | Piedmont |
Defined Benefit Plan, Expected Future Benefit Payment [Abstract] |
2023 | 2
2024 | 2
2025 | 2
2026 | 2
2027 | 2
2028-2032 | $ 9

X
- References No definition available. + Details
Name: | us-gaap_DefinedBenefitPlanEstimatedFutureBenefitPaymentsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of benefit for defined benefit plan expected to be paid in five fiscal years after fifth fiscal year following current fiscal year. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (f) -URI https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 + Details
Name: | us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of benefit for defined benefit plan expected to be paid in next fiscal year following current fiscal year. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (f) -URI https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 + Details
Name: | us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of benefit for defined benefit plan expected to be paid in fifth fiscal year following current fiscal year. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (f) -URI https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 + Details
Name: | us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of benefit for defined benefit plan expected to be paid in fourth fiscal year following current fiscal year. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (f) -URI https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 + Details
Name: | us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of benefit for defined benefit plan expected to be paid in third fiscal year following current fiscal year. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (f) -URI https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 + Details
Name: | us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of benefit for defined benefit plan expected to be paid in second fiscal year following current fiscal year. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (f) -URI https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 + Details
Name: | us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_RetirementPlanTypeAxis=us-gaap_PensionPlansDefinedBenefitMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RetirementPlanTaxStatusAxis=us-gaap_QualifiedPlanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=duk_DukeEnergyCarolinasMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=duk_ProgressEnergyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=duk_DukeEnergyProgressMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=duk_DukeEnergyFloridaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=duk_DukeEnergyOhioMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=duk_DukeEnergyIndianaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=duk_PiedmontNaturalGasMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RetirementPlanTypeAxis=us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |