XML 191 R135.htm IDEA: XBRL DOCUMENT
v3.20.4

Revenue (Disaggregation of Revenue) (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | $ 23,480 | $ 24,348 | $ 23,757
Revenue from sources other than contracts with customers | 388 | 731 | 764
Total operating revenues | 23,868 | 25,079 | 24,521
Other |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Total operating revenues | 1,069 | 1,037 | 1,081
Electric Utilities and Infrastructure |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 21,637 | 22,347 | 21,729
Total operating revenues | 21,687 | 22,798 | 22,242
Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | Residential |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 9,806 | 9,863 | 9,587
Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | General |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 6,194 | 6,431 | 6,127
Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | Industrial |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 2,859 | 3,071 | 2,974
Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | Wholesale |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 1,864 | 2,212 | 2,324
Electric Utilities and Infrastructure | Other |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 914 | 770 | 717
Total operating revenues | 944 | 855 | 915
Gas Utilities and Infrastructure |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 1,590 | 1,754 | 1,800
Total operating revenues | 1,653 | 1,770 | 1,783
Gas Utilities and Infrastructure | Gas Utilities and Infrastructure | Residential |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 930 | 976 | 1,000
Gas Utilities and Infrastructure | Gas Utilities and Infrastructure | Commercial |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 446 | 508 | 514
Gas Utilities and Infrastructure | Gas Utilities and Infrastructure | Industrial |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 127 | 141 | 147
Gas Utilities and Infrastructure | Other |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 87 | 129 | 139
Total operating revenues | 57 | 84 | 64
Commercial Renewables |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 227 | 223 | 209
Total operating revenues | 502 | 487 | 477
Commercial Renewables | Other |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Total operating revenues | 68 | 98 | 102
Other |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 26 | 24 | 19
Total operating revenues | 26 | 24 | 19
Duke Energy Carolinas |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 7,028 | 7,241 | 7,108
Revenue from sources other than contracts with customers | (13) | 154 | 192
Total operating revenues | 7,015 | 7,395 | 7,300
Duke Energy Carolinas | Electric Utilities and Infrastructure |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 7,028 | 7,241 | 7,108
Duke Energy Carolinas | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | Residential |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 2,997 | 3,044 | 2,981
Duke Energy Carolinas | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | General |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 2,233 | 2,244 | 2,119
Duke Energy Carolinas | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | Industrial |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 1,137 | 1,215 | 1,180
Duke Energy Carolinas | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | Wholesale |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 380 | 462 | 508
Duke Energy Carolinas | Electric Utilities and Infrastructure | Other |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 281 | 276 | 320
Progress Energy |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 10,521 | 10,883 | 10,462
Revenue from sources other than contracts with customers | 106 | 319 | 266
Total operating revenues | 10,627 | 11,202 | 10,728
Progress Energy | Electric Utilities and Infrastructure |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 10,521 | 10,883 | 10,462
Progress Energy | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | Residential |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 5,017 | 4,998 | 4,785
Progress Energy | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | General |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 2,779 | 2,935 | 2,809
Progress Energy | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | Industrial |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 901 | 934 | 904
Progress Energy | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | Wholesale |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 1,228 | 1,468 | 1,462
Progress Energy | Electric Utilities and Infrastructure | Other |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 596 | 548 | 502
Duke Energy Progress |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 5,348 | 5,785 | 5,564
Revenue from sources other than contracts with customers | 74 | 172 | 135
Total operating revenues | 5,422 | 5,957 | 5,699
Duke Energy Progress | Electric Utilities and Infrastructure |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 5,348 | 5,785 | 5,564
Duke Energy Progress | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | Residential |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 2,059 | 2,144 | 2,019
Duke Energy Progress | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | General |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 1,312 | 1,368 | 1,280
Duke Energy Progress | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | Industrial |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 649 | 675 | 642
Duke Energy Progress | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | Wholesale |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 1,034 | 1,281 | 1,303
Duke Energy Progress | Electric Utilities and Infrastructure | Other |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 294 | 317 | 320
Duke Energy Florida |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 5,173 | 5,098 | 4,898
Revenue from sources other than contracts with customers | 15 | 133 | 123
Total operating revenues | 5,188 | 5,231 | 5,021
Duke Energy Florida | Electric Utilities and Infrastructure |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 5,173 | 5,098 | 4,898
Duke Energy Florida | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | Residential |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 2,958 | 2,854 | 2,766
Duke Energy Florida | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | General |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 1,467 | 1,567 | 1,529
Duke Energy Florida | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | Industrial |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 252 | 259 | 262
Duke Energy Florida | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | Wholesale |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 194 | 187 | 159
Duke Energy Florida | Electric Utilities and Infrastructure | Other |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 302 | 231 | 182
Duke Energy Ohio |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 1,870 | 1,940 | 1,930
Revenue from sources other than contracts with customers | (12) |  | 27
Total operating revenues | 1,858 | 1,940 | 1,957
Duke Energy Ohio | Electric Utilities and Infrastructure |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 1,419 | 1,457 | 1,426
Duke Energy Ohio | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | Residential |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 726 | 733 | 743
Duke Energy Ohio | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | General |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 442 | 451 | 422
Duke Energy Ohio | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | Industrial |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 137 | 147 | 131
Duke Energy Ohio | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | Wholesale |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 32 | 46 | 57
Duke Energy Ohio | Electric Utilities and Infrastructure | Other |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 82 | 80 | 73
Duke Energy Ohio | Gas Utilities and Infrastructure |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 451 | 483 | 503
Duke Energy Ohio | Gas Utilities and Infrastructure | Gas Utilities and Infrastructure | Residential |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 300 | 315 | 331
Duke Energy Ohio | Gas Utilities and Infrastructure | Gas Utilities and Infrastructure | Commercial |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 117 | 130 | 135
Duke Energy Ohio | Gas Utilities and Infrastructure | Gas Utilities and Infrastructure | Industrial |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 17 | 19 | 18
Duke Energy Ohio | Gas Utilities and Infrastructure | Other |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 17 | 19 | 19
Duke Energy Ohio | Other |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers |  |  | 1
Duke Energy Indiana |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 2,783 | 2,987 | 3,003
Revenue from sources other than contracts with customers | 12 | 17 | 56
Total operating revenues | 2,795 | 3,004 | 3,059
Duke Energy Indiana | Electric Utilities and Infrastructure |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 2,783 | 2,987 | 3,003
Duke Energy Indiana | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | Residential |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 1,064 | 1,087 | 1,076
Duke Energy Indiana | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | General |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 740 | 802 | 778
Duke Energy Indiana | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | Industrial |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 683 | 774 | 760
Duke Energy Indiana | Electric Utilities and Infrastructure | Electric Utilities and Infrastructure | Wholesale |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 224 | 235 | 298
Duke Energy Indiana | Electric Utilities and Infrastructure | Other |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 72 | 89 | 91
Piedmont |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 1,173 | 1,322 | 1,349
Revenue from sources other than contracts with customers | 124 | 59 | 26
Total operating revenues | 1,297 | 1,381 | 1,375
Piedmont | Gas Utilities and Infrastructure |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 1,173 | 1,322 | 1,349
Piedmont | Gas Utilities and Infrastructure | Gas Utilities and Infrastructure | Residential |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 630 | 661 | 669
Piedmont | Gas Utilities and Infrastructure | Gas Utilities and Infrastructure | Commercial |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 329 | 378 | 378
Piedmont | Gas Utilities and Infrastructure | Gas Utilities and Infrastructure | Industrial |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 110 | 122 | 128
Piedmont | Gas Utilities and Infrastructure | Gas Utilities and Infrastructure | Power Generation |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | 34 | 51 | 54
Piedmont | Gas Utilities and Infrastructure | Other |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | $ 70 | $ 110 | $ 120

X
- 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
Name: | us-gaap_DisaggregationOfRevenueLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The total amount of operating revenues recognized during the period. + References No definition available. + Details
Name: | us-gaap_RegulatedAndUnregulatedOperatingRevenue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount, including tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value-added and excise. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 41 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e9038-108599 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130545-203045 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 32 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8933-108599 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 32 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8933-108599 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8906-108599 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8736-108599 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8736-108599 Reference 8: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130543-203045 Reference 9: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 42 -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e9054-108599 Reference 10: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 40 -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e9031-108599 Reference 11: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 924 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 11.L) -URI http://asc.fasb.org/extlink&oid=6472922&loc=d3e499488-122856 + Details
Name: | us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of revenue that is not accounted for under Topic 606. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(1)) -URI http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227 + Details
Name: | us-gaap_RevenueNotFromContractWithCustomer
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | srt_ProductOrServiceAxis=duk_OtherRevenuesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=duk_ElectricUtilitiesandInfrastructureMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=us-gaap_ElectricityUsRegulatedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MajorCustomersAxis=duk_ResidentialMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MajorCustomersAxis=duk_GeneralMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MajorCustomersAxis=duk_IndustrialMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MajorCustomersAxis=duk_WholesaleMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=duk_GasUtilitiesandInfrastructureMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=us-gaap_NaturalGasUsRegulatedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MajorCustomersAxis=duk_CommercialMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=duk_CommercialRenewablesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=us-gaap_AllOtherSegmentsMember
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: | srt_MajorCustomersAxis=duk_PowerGenerationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |