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Supplemental Financial Information (Tables) | 3 Months Ended
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Mar. 31, 2017
Table Text Block [Abstract] |
Other Assets |
(in millions) | March 31, 2017 |  | December 31, 2016
Derivative contracts | $ | 77 |  |  | $ | 120 |
Intangible assets, net | 423 |  |  | 426 |
Capital lease receivable | 86 |  |  | 90 |
Non-current prepaid maintenance | 132 |  |  | 6 |
Other | 131 |  |  | 132 |
Other assets | $ | 849 |  |  | $ | 774 |
Schedule of Accounts Payable |
(in millions) | March 31, 2017 |  | December 31, 2016
Accounts payable trade | $ | 181 |  |  | $ | 138 |
Salaries payable | 203 |  |  | 200 |
Taxes payable | 280 |  |  | 184 |
Aircraft maintenance payable | 31 |  |  | 26 |
Fuel payable | 57 |  |  | 95 |
Other payables | 462 |  |  | 535 |
Accounts payable | $ | 1,214 |  |  | $ | 1,178 |
Accrued Liabilities |
(in millions) | March 31, 2017 |  | December 31, 2016
ProfitSharing and savings plans | $ | 710 |  |  | $ | 645 |
Aircraft and other lease related obligations | 42 |  |  | 55 |
Vacation pay | 334 |  |  | 355 |
Union bonuses | 87 |  |  | 188 |
Health | 90 |  |  | 96 |
Derivative contracts | 153 |  |  | 158 |
Workers compensation | 184 |  |  | 183 |
Property and income taxes | 145 |  |  | 68 |
Other | 202 |  |  | 237 |
Accrued liabilities | $ | 1,947 |  |  | $ | 1,985 |
Other Noncurrent Liabilities |
(in millions) | March 31, 2017 |  | December 31, 2016
Postretirement obligation | $ | 261 |  |  | $ | 256 |
Non-current lease-related obligations | 115 |  |  | 125 |
Other deferred compensation | 195 |  |  | 204 |
Derivative contracts | 30 |  |  | 35 |
Other | 102 |  |  | 108 |
Other noncurrent liabilities | $ | 703 |  |  | $ | 728 |

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