v3.25.0.1
Balance Sheets - APC (Parenthetical) - $ / shares
shares in Millions
Dec. 31, 2024
Dec. 31, 2023
Common Stockholders' Equity:    
Common stock, par value (in dollars per share) $ 5 $ 5
Common stock, shares authorized (in shares) 1,500 1,500
Alabama Power    
Common Stockholders' Equity:    
Common stock, par value (in dollars per share) $ 40 $ 40
Common stock, shares authorized (in shares) 40 40
Common stock, shares outstanding (in shares) 31 31