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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Property and Equipment (Details) - Boeing Aircraft, Retired $ / shares in Units, $ in Millions | 12 Months Ended
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Dec. 31, 2023 USD ($) $ / shares
Property, Plant and Equipment [Line Items] |
Depreciation and amortization expense | $ | $ 28
Net income | $ | $ (17)
Net income per basic share (in USD per share) | $ / shares | $ (0.03)
Net income per diluted share (in USD per share) | $ / shares | $ (0.03)

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- Definition Amount of expense charged against earnings to allocate the cost of tangible and intangible assets over their remaining economic lives, classified as other. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 45 -Paragraph 28 -Subparagraph (b) -SubTopic 10 -Topic 230 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-28 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482099/360-10-50-1 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.3) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483621/220-10-S99-2 + Details
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- Details
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