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Commitments and Contingencies - Airport Projects (Details) - USD ($) $ in Millions | Jun. 30, 2020 | Dec. 31, 2019
--- | --- | ---
Other Commitments [Line Items] |  |
Assets constructed for others | $ 239 | $ 164
LAX Terminal 1.5 |  |
Other Commitments [Line Items] |  |
Total Expected Cost Of Airport Project | 479 |
Outstanding remaining guaranteed obligation | 253 |
LFMP Terminal |  |
Other Commitments [Line Items] |  |
Municipal bonds principal remaining | 407 |
Net present value of principal remaining | $ 443 |

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- Definition The aggregate costs related to airport construction projects recorded as an asset. + References No definition available. + Details
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- Definition Outstanding remaining guaranteed obligation + References No definition available. + Details
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- Definition The total expected cost of the airport modernization project for the city. + References No definition available. + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Details
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- Details
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