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Assets Held for Sale - Additional Information (Detail) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2025 USD ($) Airframes Engines | Jun. 30, 2025 Engines Airframes | Sep. 30, 2025 USD ($) Engines Airframes | Dec. 31, 2024 USD ($)
Long Lived Assets Held For Sale [Line Items] |  |  |  |
Aircraft held for sale current | $ | $ 33,759 |  | $ 33,759 | $ 80,723
Current Assets [Member] |  |  |  |
Long Lived Assets Held For Sale [Line Items] |  |  |  |
Aircraft held for sale current | $ | $ 33,800 |  | $ 33,800 |
Airframes [Member] |  |  |  |
Long Lived Assets Held For Sale [Line Items] |  |  |  |
Number of aircraft held for sale | Airframes |  | 21 | 12 |
Engines [Member] |  |  |  |
Long Lived Assets Held For Sale [Line Items] |  |  |  |
Number of aircraft held for sale | Engines |  | 34 | 21 |
CRJ-900 Airframes [Member] |  |  |  |
Long Lived Assets Held For Sale [Line Items] |  |  |  |
Number of aircraft held for sale | Airframes | 9 |  |  |
GE Model CF34-8C [Member] |  |  |  |
Long Lived Assets Held For Sale [Line Items] |  |  |  |
Number of engine sold | Engines | 13 |  |  |

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- Definition Number of engine sold. + References No definition available. + Details
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- Definition Amount of assets held-for-sale that are not part of a disposal group, expected to be sold within a year or the normal operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 852 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 10 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481372/852-10-55-10 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 360 -SubTopic 10 -Name Accounting Standards Codification -Section 15 -Paragraph 4 -Subparagraph (b)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482309/360-10-15-4 + 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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