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v3.20.1

Special Charges - Narrative (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2020 | Mar. 31, 2019
Restructuring Cost and Reserve [Line Items] |  |
Special charge related to wind-down | $ 63 | $ 18
Nonoperating credit loss on BRW Term Loan and related guarantee | 697 | 0
Nonoperating unrealized losses on investments | 319 | (17)
Loss recorded for the change in fair value of certain derivative assets | 24 |
Fair value adjustment for aircraft purchased off lease |  | 8
Severance and benefit costs | 0 | 6
Gain for the change in fair value of certain derivative assets |  | 3
Azul |  |
Restructuring Cost and Reserve [Line Items] |  |
Gain (loss) for the change in fair value of equity investments | (293) | 14
Management |  |
Restructuring Cost and Reserve [Line Items] |  |
Severance and benefit costs |  | 4
Trans States Airlines |  |
Restructuring Cost and Reserve [Line Items] |  |
Special charge related to wind-down | 10 |
Transition of Fleet Types within Other Regional Carrier Contracts |  |
Restructuring Cost and Reserve [Line Items] |  |
Special charges | 3 |
Voluntary Early-Out Program | International Brotherhood of Teamsters |  |
Restructuring Cost and Reserve [Line Items] |  |
Severance and benefit costs |  | $ 2
Term Loan Receivable | BRW |  |
Restructuring Cost and Reserve [Line Items] |  |
Nonoperating credit loss on BRW Term Loan and related guarantee | 697 |
Routes |  |
Restructuring Cost and Reserve [Line Items] |  |
Fair value of indefinite-lived intangible assets | 1,100 |
Impairment of intangible assets | $ 50 |

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