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Quarterly Financial Data (Unaudited) (Tables) | 12 Months Ended
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Dec. 31, 2017
Quarterly Financial Information Disclosure [Abstract] |
Quarterly Financial Data | Edison International's quarterly financial data is as follows:
| 2017
(in millions, except per-share amounts) | Total |  | Fourth |  | Third |  | Second |  | First
Operating revenue | $ | 12,320 |  |  | $ | 3,220 |  |  | $ | 3,672 |  |  | $ | 2,965 |  |  | $ | 2,463 |
Operating income (loss) | 1,493 |  |  | (16 | ) |  | 561 |  |  | 469 |  |  | 479 |
Income (loss) from continuing operations 1,2 | 668 |  |  | (534 | ) |  | 501 |  |  | 309 |  |  | 392 |
Income (loss) from discontinued operations, net | — |  |  | — |  |  | — |  |  | — |  |  | — |
Net income (loss) attributable to common shareholders | 565 |  |  | (545 | ) |  | 470 |  |  | 278 |  |  | 362 |
Basic earnings (loss) per share: |  |  |  |  |  |  |  |  |
Continuing operations | $ | 1.73 |  |  | $ | (1.67 | ) |  | $ | 1.44 |  |  | $ | 0.85 |  |  | $ | 1.11 |
Discontinued operations | — |  |  | — |  |  | — |  |  | — |  |  | — |
Total | $ | 1.73 |  |  | $ | (1.67 | ) |  | $ | 1.44 |  |  | $ | 0.85 |  |  | $ | 1.11 |
Diluted earnings (loss) per share: |  |  |  |  |  |  |  |  |
Continuing operations | $ | 1.72 |  |  | $ | (1.66 | ) |  | $ | 1.43 |  |  | $ | 0.85 |  |  | $ | 1.10 |
Discontinued operations | — |  |  | — |  |  | — |  |  | — |  |  | — |
Total | $ | 1.72 |  |  | $ | (1.66 | ) |  | $ | 1.43 |  |  | $ | 0.85 |  |  | $ | 1.10 |
Dividends declared per share | 2.2325 |  |  | 0.6050 |  |  | 0.5425 |  |  | 0.5425 |  |  | 0.5425 |
Common stock prices: |  |  |  |  |  |  |  |  |
High | $ | 83.38 |  |  | $ | 83.38 |  |  | $ | 81.58 |  |  | $ | 82.82 |  |  | $ | 81.33 |
Low | 62.67 |  |  | 62.67 |  |  | 76.38 |  |  | 77.21 |  |  | 70.57 |
Close | 63.24 |  |  | 63.24 |  |  | 77.17 |  |  | 78.19 |  |  | 79.61 |
1 | In the fourth quarter of 2017, Edison International Parent and Other recorded a charge of $433 million related to the re-measurement of deferred taxes as a result of Tax Reform.
2 | In the fourth quarter of 2017, SCE recorded impairment and other charges of $716 million ($448 million after-tax) related to the Revised San Onofre Settlement Agreement.
| 2016
(in millions, except per-share amounts) | Total |  | Fourth |  | Third |  | Second |  | First
Operating revenue | $ | 11,869 |  |  | $ | 2,884 |  |  | $ | 3,767 |  |  | $ | 2,777 |  |  | $ | 2,440 |
Operating income | 2,092 |  |  | 566 |  |  | 695 |  |  | 381 |  |  | 448 |
Income from continuing operations | 1,413 |  |  | 347 |  |  | 451 |  |  | 310 |  |  | 305 |
Income (loss) from discontinued operations, net | 12 |  |  | 13 |  |  | — |  |  | (2 | ) |  | 1 |
Net income attributable to common shareholders | 1,311 |  |  | 329 |  |  | 421 |  |  | 280 |  |  | 281 |
Basic earnings (loss) per share: |  |  |  |  |  |  |  |  |
Continuing operations | $ | 3.99 |  |  | $ | 0.97 |  |  | $ | 1.29 |  |  | $ | 0.87 |  |  | $ | 0.86 |
Discontinued operations | 0.03 |  |  | 0.04 |  |  | — |  |  | (0.01 | ) |  | — |
Total | $ | 4.02 |  |  | $ | 1.01 |  |  | $ | 1.29 |  |  | $ | 0.86 |  |  | $ | 0.86 |
Diluted earnings (loss) per share: |  |  |  |  |  |  |  |  |
Continuing operations | $ | 3.94 |  |  | $ | 0.96 |  |  | $ | 1.27 |  |  | $ | 0.86 |  |  | $ | 0.85 |
Discontinued operations | 0.03 |  |  | 0.04 |  |  | — |  |  | (0.01 | ) |  | — |
Total | $ | 3.97 |  |  | $ | 1.00 |  |  | $ | 1.27 |  |  | $ | 0.85 |  |  | $ | 0.85 |
Dividends declared per share | 1.9825 |  |  | 0.5425 |  |  | 0.4800 |  |  | 0.4800 |  |  | 0.4800 |
Common stock prices: |  |  |  |  |  |  |  |  |
High | $ | 78.72 |  |  | $ | 73.81 |  |  | $ | 78.72 |  |  | $ | 77.71 |  |  | $ | 72.34 |
Low | 57.97 |  |  | 67.44 |  |  | 71.31 |  |  | 67.71 |  |  | 57.97 |
Close | 71.99 |  |  | 71.99 |  |  | 72.25 |  |  | 77.67 |  |  | 71.89 |
SCE's quarterly financial data is as follows:
| 2017
(in millions) | Total |  | Fourth |  | Third |  | Second |  | First
Operating revenue | $ | 12,254 |  |  | $ | 3,193 |  |  | $ | 3,652 |  |  | $ | 2,953 |  |  | $ | 2,456 |
Operating income (loss) | 1,598 |  |  | (4 | ) |  | 578 |  |  | 517 |  |  | 507 |
Net income (loss)1 | 1,136 |  |  | (79 | ) |  | 497 |  |  | 338 |  |  | 380 |
Net income (loss) available for common stock | 1,012 |  |  | (109 | ) |  | 465 |  |  | 307 |  |  | 349 |
Common dividends declared | 785 |  |  | 212 |  |  | 191 |  |  | 191 |  |  | 191 |
1 | In the fourth quarter of 2017, SCE recorded impairment and other charges of $716 million ($448 million after-tax) related to the Revised San Onofre Settlement Agreement.
| 2016
(in millions) | Total |  | Fourth |  | Third |  | Second |  | First
Operating revenue | $ | 11,830 |  |  | $ | 2,874 |  |  | $ | 3,752 |  |  | $ | 2,768 |  |  | $ | 2,435 |
Operating income | 2,217 |  |  | 594 |  |  | 721 |  |  | 429 |  |  | 472 |
Net income | 1,499 |  |  | 359 |  |  | 466 |  |  | 349 |  |  | 325 |
Net income available for common stock | 1,376 |  |  | 328 |  |  | 435 |  |  | 318 |  |  | 295 |
Common dividends declared | 701 |  |  | 191 |  |  | 170 |  |  | 170 |  |  | 170 |

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