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v3.25.0.1

Severance (Rollforward) (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023
Restructuring Reserve [Roll Forward] |  |
Balance, beginning of period | $ 102 | $ 64
Provision/Adjustments | (28) | 80
Cash Reductions | (55) | (42)
Balance, end of period | 19 | 102
Duke Energy Carolinas |  |
Restructuring Reserve [Roll Forward] |  |
Balance, beginning of period | 35 | 15
Provision/Adjustments | (6) | 30
Cash Reductions | (21) | (10)
Balance, end of period | 8 | 35
Progress Energy |  |
Restructuring Reserve [Roll Forward] |  |
Balance, beginning of period | 16 | 6
Provision/Adjustments | (3) | 13
Cash Reductions | (11) | (3)
Balance, end of period | 2 | 16
Duke Energy Progress |  |
Restructuring Reserve [Roll Forward] |  |
Balance, beginning of period | 8 | 4
Provision/Adjustments | (1) | 6
Cash Reductions | (6) | (2)
Balance, end of period | 1 | 8
Duke Energy Florida |  |
Restructuring Reserve [Roll Forward] |  |
Balance, beginning of period | 8 | 2
Provision/Adjustments | (2) | 7
Cash Reductions | (5) | (1)
Balance, end of period | 1 | 8
Duke Energy Ohio |  |
Restructuring Reserve [Roll Forward] |  |
Balance, beginning of period | 1 |
Provision/Adjustments | (1) | 1
Balance, end of period |  | 1
Duke Energy Indiana |  |
Restructuring Reserve [Roll Forward] |  |
Balance, beginning of period | 4 |
Provision/Adjustments | (3) | 4
Cash Reductions | (1) |
Balance, end of period |  | 4
Piedmont |  |
Restructuring Reserve [Roll Forward] |  |
Balance, beginning of period | 2 | 1
Provision/Adjustments | (1) | 2
Cash Reductions | $ (1) | (1)
Balance, end of period |  | $ 2

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- Definition Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 420 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (b)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482017/420-10-50-1 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 17 -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-17 + Details
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