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CONSOLIDATED STATEMENTS OF INCOME - USD ($)
shares in Millions, $ in Millions
 3 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Revenues    
Revenues (Note K) $ 4,521 $ 5,445
Cost of sales and fuel (exclusive of items shown separately below) 3,347 4,366
Operations and maintenance 239 214
Depreciation and amortization 162 154
General taxes 57 50
Other operating (income) expense, net (Note B) (781) (1)
Operating income 1,497 662
Equity in net earnings from investments (Note I) 40 36
Other income (expense), net 8 (13)
Interest expense (net of capitalized interest of $18 and $12, respectively) (166) (172)
Income before income taxes 1,379 513
Income taxes (330) (122)
Net income 1,049 391
Less: Preferred stock dividends 0 0
Net income available to common shareholders $ 1,049 $ 391
Basic earnings per common share (Note H) $ 2.34 $ 0.87
Diluted earnings per common share (Note H) $ 2.34 $ 0.87
Average shares (millions)    
Basic 448 447
Diluted 449 448
Commodity Sales    
Revenues    
Revenues (Note K) $ 4,156 $ 5,105
Services    
Revenues    
Revenues (Note K) $ 365 $ 340