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v3.21.1

Consolidated Statements of Income - USD ($) shares in Millions, $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2021 | Mar. 31, 2020
Total operating revenue | $ 2,960 | $ 2,790
Purchased power and fuel | 1,013 | 928
Operation and maintenance | 844 | 881
Wildfire Insurance Fund expense | 53 | 84
Depreciation and amortization | 525 | 484
Property and other taxes | 126 | 111
Total operating expenses | 2,561 | 2,488
Operating income | 399 | 302
Interest expense | (217) | (225)
Other income | 72 | 52
Income before income taxes | 254 | 129
Income tax benefit | (36) | (84)
Net income | 290 | 213
Preferred and preference stock dividend requirements | 4 |
Net income attributable to common shareholders | $ 259 | $ 183
Basic earnings per share |  |
Weighted average shares of common stock outstanding (in shares) | 379 | 363
Basic earnings per common share attributable to Edison International common shareholders (in dollars per share) | $ 0.68 | $ 0.50
Diluted earnings per share |  |
Weighted average shares of common stock outstanding, including effect of dilutive securities (in shares) | 380 | 364
Diluted earnings per common share attributable to Edison International common shareholders (in dollars per share) | $ 0.68 | $ 0.50
SCE |  |
Total operating revenue | $ 2,953 | $ 2,780
Purchased power and fuel | 1,013 | 928
Operation and maintenance | 827 | 859
Wildfire Insurance Fund expense | 53 | 84
Depreciation and amortization | 524 | 483
Property and other taxes | 125 | 110
Total operating expenses | 2,542 | 2,464
Operating income | 411 | 316
Interest expense | (184) | (194)
Other income | 72 | 52
Income before income taxes | 299 | 174
Income tax benefit | (24) | (75)
Net income | 323 | 249
Preferred and preference stock dividend requirements | 27 | 30
Net income attributable to common shareholders | $ 296 | $ 219

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