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<?xml version="1.0" encoding="windows-1252"?> |
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| <unit id="USD"> |
| | <measure> iso4217:USD </measure> |
| | </unit> |
| <unit id="Shares"> |
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| <unit id="USDPShares"> |
| | <divide> |
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| <measure> iso4217:USD </measure> |
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| | | <unitDenominator> |
| <measure> shares </measure> |
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| <dei:EntityRegistrantName contextRef="From2022-08-08to2022-08-08"> Duke Energy Corporation </dei:EntityRegistrantName> |
| <dei:EntityIncorporationStateCountryCode contextRef="From2022-08-08to2022-08-08"> DE </dei:EntityIncorporationStateCountryCode> |
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| <dei:EntityAddressAddressLine1 contextRef="From2022-08-08to2022-08-08"> 526 South Church Street </dei:EntityAddressAddressLine1> |
| <dei:EntityAddressCityOrTown contextRef="From2022-08-08to2022-08-08"> Charlotte </dei:EntityAddressCityOrTown> |
| <dei:EntityAddressStateOrProvince contextRef="From2022-08-08to2022-08-08"> NC </dei:EntityAddressStateOrProvince> |
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| <dei:Security12bTitle contextRef="From2022-08-082022-08-08_custom_DepositarySharesMember"> Depositary Shares </dei:Security12bTitle> |
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| <dei:SecurityExchangeName contextRef="From2022-08-082022-08-08_custom_DepositarySharesMember"> NYSE </dei:SecurityExchangeName> |
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| <dei:SecurityExchangeName contextRef="From2022-08-082022-08-08_custom_Percentage385seniornotesdue2034Member"> NYSE </dei:SecurityExchangeName> |
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