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Condensed Consolidated Balance Sheets - Duke Energy Ohio (Parenthetical) - USD ($)
$ in Millions
Mar. 31, 2025
Dec. 31, 2024
Allowance for doubtful accounts - receivables $ 204 $ 124
Common stock, par value (in usd per share) $ 0.001 $ 0.001
Common stock, shares authorized (in shares) 2,000,000,000 2,000,000,000
Common stock, shares outstanding (in shares) 777,000,000 776,000,000
Duke Energy Ohio    
Allowance for doubtful accounts - receivables $ 46 $ 43
Common stock, par value (in usd per share) $ 8.50 $ 8.50
Common stock, shares authorized (in shares) 120,000,000 120,000,000
Common stock, shares outstanding (in shares) 90,000,000 90,000,000