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Commitments and Contingencies - Summary of Commitments (Details) $ in Billions | Jun. 30, 2019 USD ($) Aircraft
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Commitments and Contingencies Disclosure [Abstract] |
Last six months of 2019 | $ 2.2
2020 | 5.9
2021 | 4.0
2022 | 3.3
2023 | 2.0
After 2023 | 6.9
Total commitments | $ 24.3
Number of aircrafts expected to be delivered in 2020 | Aircraft | 17

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- Definition Amount of the fixed and determinable portion of the unrecorded unconditional purchase obligation maturing in the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 440 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=77896938&loc=d3e25336-109308 + Details
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