XML 251 R197.htm IDEA: XBRL DOCUMENT
v3.25.4

Employee Benefit Plans (Expected Benefit Payments) (Details) $ in Millions | Dec. 31, 2025 USD ($)
--- | ---
Pension Plan |
Defined Benefit Plan, Expected Future Benefit Payment [Abstract] |
2026 | $ 596
2027 | 578
2028 | 565
2029 | 540
2030 | 514
2031-2035 | 2,319
Pension Plan | Duke Energy Carolinas |
Defined Benefit Plan, Expected Future Benefit Payment [Abstract] |
2026 | 157
2027 | 150
2028 | 145
2029 | 135
2030 | 126
2031-2035 | 540
Pension Plan | Progress Energy |
Defined Benefit Plan, Expected Future Benefit Payment [Abstract] |
2026 | 176
2027 | 173
2028 | 169
2029 | 165
2030 | 159
2031-2035 | 740
Pension Plan | Duke Energy Progress |
Defined Benefit Plan, Expected Future Benefit Payment [Abstract] |
2026 | 89
2027 | 86
2028 | 81
2029 | 77
2030 | 73
2031-2035 | 324
Pension Plan | Duke Energy Florida |
Defined Benefit Plan, Expected Future Benefit Payment [Abstract] |
2026 | 86
2027 | 87
2028 | 87
2029 | 87
2030 | 86
2031-2035 | 412
Pension Plan | Duke Energy Ohio |
Defined Benefit Plan, Expected Future Benefit Payment [Abstract] |
2026 | 30
2027 | 29
2028 | 29
2029 | 28
2030 | 28
2031-2035 | 124
Pension Plan | Duke Energy Indiana |
Defined Benefit Plan, Expected Future Benefit Payment [Abstract] |
2026 | 44
2027 | 43
2028 | 43
2029 | 43
2030 | 42
2031-2035 | 198
Pension Plan | Piedmont |
Defined Benefit Plan, Expected Future Benefit Payment [Abstract] |
2026 | 19
2027 | 18
2028 | 17
2029 | 16
2030 | 16
2031-2035 | 71
Other Post-Retirement Benefit Plans |
Defined Benefit Plan, Expected Future Benefit Payment [Abstract] |
2026 | 54
2027 | 44
2028 | 38
2029 | 34
2030 | 31
2031-2035 | 121
Other Post-Retirement Benefit Plans | Duke Energy Carolinas |
Defined Benefit Plan, Expected Future Benefit Payment [Abstract] |
2026 | 13
2027 | 10
2028 | 8
2029 | 7
2030 | 6
2031-2035 | 20
Other Post-Retirement Benefit Plans | Progress Energy |
Defined Benefit Plan, Expected Future Benefit Payment [Abstract] |
2026 | 18
2027 | 16
2028 | 15
2029 | 14
2030 | 14
2031-2035 | 58
Other Post-Retirement Benefit Plans | Duke Energy Progress |
Defined Benefit Plan, Expected Future Benefit Payment [Abstract] |
2026 | 11
2027 | 10
2028 | 9
2029 | 8
2030 | 8
2031-2035 | 35
Other Post-Retirement Benefit Plans | Duke Energy Florida |
Defined Benefit Plan, Expected Future Benefit Payment [Abstract] |
2026 | 7
2027 | 7
2028 | 6
2029 | 6
2030 | 5
2031-2035 | 23
Other Post-Retirement Benefit Plans | Duke Energy Ohio |
Defined Benefit Plan, Expected Future Benefit Payment [Abstract] |
2026 | 3
2027 | 3
2028 | 2
2029 | 2
2030 | 2
2031-2035 | 6
Other Post-Retirement Benefit Plans | Duke Energy Indiana |
Defined Benefit Plan, Expected Future Benefit Payment [Abstract] |
2026 | 4
2027 | 3
2028 | 2
2029 | 2
2030 | 2
2031-2035 | 7
Other Post-Retirement Benefit Plans | Piedmont |
Defined Benefit Plan, Expected Future Benefit Payment [Abstract] |
2026 | 2
2027 | 2
2028 | 2
2029 | 2
2030 | 2
2031-2035 | $ 6

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 -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-5 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 + 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 -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-5 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 + 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 -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-5 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 + 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 -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-5 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 + 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 -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-5 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 + 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 -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-5 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 + 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: | 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: |