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Consolidated Statements of Operations (Parenthetical) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Comprehensive Income (Loss), Net of Tax, Attributable to Parent | $ 3,683 | $ 2,653 | $ 3,085
Duke Energy Progress |  |  |
Comprehensive Income (Loss), Net of Tax, Attributable to Parent | 805 | 667 | 715
Duke Energy Ohio |  |  |
Comprehensive Income (Loss), Net of Tax, Attributable to Parent | $ 238 | $ 176 | $ 192

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