Three Months Ended | ||||||||||||
(in millions, except per share data) | March 31 | June 30 | September 30 | December 31 | ||||||||
2013 | ||||||||||||
Operating revenue | $ | 8,500 | $ | 9,707 | $ | 10,490 | $ | 9,076 | ||||
Operating income | 222 | 914 | 1,563 | 701 | ||||||||
Net income | 7 | 685 | 1,369 | 8,479 | ||||||||
Basic earnings per share | $ | 0.01 | $ | 0.81 | $ | 1.61 | $ | 10.02 | ||||
Diluted earnings per share | $ | 0.01 | $ | 0.80 | $ | 1.59 | $ | 9.89 | ||||
2012 | ||||||||||||
Operating revenue | $ | 8,413 | $ | 9,732 | $ | 9,923 | $ | 8,602 | ||||
Operating income | 382 | 134 | 1,308 | 352 | ||||||||
Net income (loss) | 124 | (168 | ) | 1,047 | 7 | |||||||
Basic earnings (loss) per share | $ | 0.15 | $ | (0.20 | ) | $ | 1.24 | $ | 0.01 | |||
Diluted earnings (loss) per share | $ | 0.15 | $ | (0.20 | ) | $ | 1.23 | $ | 0.01 |
Three Months Ended | ||||||||||||
(in millions) | March 31 | June 30 | September 30 | December 31 | ||||||||
2013 | ||||||||||||
Facilities, fleet and other | $ | (102 | ) | $ | (34 | ) | $ | (128 | ) | $ | (160 | ) |
MTM adjustments | 24 | (125 | ) | 285 | 92 | |||||||
Release of tax valuation allowance | — | — | — | 7,989 | ||||||||
Total income (loss) | $ | (78 | ) | $ | (159 | ) | $ | 157 | $ | 7,921 | ||
2012 | ||||||||||||
Severance and related cost | $ | — | $ | (171 | ) | $ | (66 | ) | $ | — | ||
Facilities, fleet and other | (27 | ) | (22 | ) | (122 | ) | (122 | ) | ||||
Gain on slot exchange | 39 | — | 39 | — | ||||||||
Loss on extinguishment of debt | — | — | (12 | ) | (106 | ) | ||||||
MTM adjustments | 151 | (561 | ) | 440 | (3 | ) | ||||||
Total income (loss) | $ | 163 | $ | (754 | ) | $ | 279 | $ | (231 | ) |