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Operating Revenues - Deferred revenue and unbilled revenue (Details) - Capacity Purchase Agreements - USD ($) $ in Thousands | 3 Months Ended
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Mar. 31, 2026 | Mar. 31, 2025
Nature of Operations and Summary of Significant Accounting Policies [Line Items] |  |
Total revenue recognized in excess of fixed monthly payments received during the period | $ 23,914 | $ 12,910
Capacity purchase agreements flight operations revenue (non-lease component) |  |
Nature of Operations and Summary of Significant Accounting Policies [Line Items] |  |
Revenue recognized that was deferred in a prior period | 17,491 | 9,460
Increase (decrease) in unbilled revenue | (1,942) | 88
Total revenue recognized in excess of fixed monthly payments received during the period | 15,549 | 9,548
Capacity purchase agreements fixed aircraft lease revenue |  |
Nature of Operations and Summary of Significant Accounting Policies [Line Items] |  |
Revenue recognized that was deferred in a prior period | 7,257 | 2,235
Increase (decrease) in unbilled revenue | 1,108 | 1,127
Total revenue recognized in excess of fixed monthly payments received during the period | $ 8,365 | $ 3,362

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- Definition Amount of revenue recognized during the period from contracts with customers in excess of fixed payments received or receivable, comprising (a) revenue recognized from amounts previously included in contract liabilities and (b) changes in contract assets (unbilled receivables) arising from performance satisfied prior to billing. + References No definition available. + Details
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- Definition The increase (decrease) during the reporting period of the amount of revenue for work performed for which billing has not occurred, net of uncollectible accounts. + References No definition available. + Details
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- Definition Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 8 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-8 + Details
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- Details
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- Details
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- Details
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