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Revenue (Tables) | 6 Months Ended
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Jun. 30, 2020
Revenue from Contract with Customer [Abstract] |
Operating Revenue by Geographic Region | The table below presents the Company's operating revenue by principal geographic region (as defined by the U.S. Department of Transportation) (in millions):
| Three Months Ended June 30, |  | Six Months Ended June 30,
| 2020 |  | 2019 |  | 2020 |  | 2019
Domestic (U.S. and Canada) | $ | 925 |  |  | $ | 7,087 |  |  | $ | 6,003 |  |  | $ | 12,962 |
Atlantic | 219 |  |  | 2,066 |  |  | 1,434 |  |  | 3,524 |
Pacific | 258 |  |  | 1,306 |  |  | 1,064 |  |  | 2,587 |
Latin America | 73 |  |  | 943 |  |  | 953 |  |  | 1,918 |
Total | $ | 1,475 |  |  | $ | 11,402 |  |  | $ | 9,454 |  |  | $ | 20,991 |
Roll Forward of Frequent Flyer Deferred Revenue | The table below presents a roll forward of Frequent flyer deferred revenue (in millions):
| Three Months Ended June 30, |  | Six Months Ended June 30,
| 2020 |  | 2019 |  | 2020 |  | 2019
Total Frequent flyer deferred revenue - beginning balance | $ | 5,488 |  |  | $ | 5,138 |  |  | $ | 5,276 |  |  | $ | 5,005 |
Total miles awarded | 228 |  |  | 682 |  |  | 787 |  |  | 1,289 |
Travel miles redeemed (Passenger revenue) | (34 | ) |  | (589 | ) |  | (356 | ) |  | (1,027 | )
Non-travel miles redeemed (Other operating revenue) | (12 | ) |  | (33 | ) |  | (37 | ) |  | (69 | )
Total Frequent flyer deferred revenue - ending balance | $ | 5,670 |  |  | $ | 5,198 |  |  | $ | 5,670 |  |  | $ | 5,198 |

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- Definition Tabular disclosure of receivable, contract asset, and contract liability from contract with customer. Includes, but is not limited to, change in contract asset and contract liability. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130551-203045 + Details
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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130545-203045 + Details
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