Debt Instrument, Fair Value, Aircraft Loan, Percentage

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Debt Instrument, Number Of Exit Secured Notes

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- Definition

Debt Instrument, Number Of Publicly-Traded Enhanced Equipment Trust Certificates

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- Definition

Fixed Rate Aircraft Loans, Number Of Aircraft To Be Purchased

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Letters of Credit, Limit, Amount

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- Definition

Number Of Fixed Aircraft Loans

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- Definition

Number Of Payroll Support Program Agreements

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- Definition

Property, Plant And Equipment, Number Of Aircraft To Be Sold, Held-For-Sale

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- Definition

Face (par) amount of debt instrument at time of issuance.

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

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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.

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- Definition

Amount of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit.

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- Definition

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

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Amount of cash restricted as to withdrawal or usage. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits.

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Fair Value Measurements - Narrative (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2025 USD ($) aircraft	Mar. 18, 2025	Mar. 13, 2025 USD ($) debtInstrument	Mar. 12, 2025	Dec. 31, 2024 USD ($)	Mar. 31, 2024
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Intangible assets	$ 83,482		$ 83,482		$ 550
Number of Exit Secured Notes \| debtInstrument			35
Number of publicly-traded Enhances Equipment Trust Certificates ("EETCs") \| debtInstrument			4
Number of fixed aircraft loans \| debtInstrument			22
Number of Payroll Support Program Agreements \| debtInstrument			8
Number of aircraft to be purchased \| aircraft	22
Number of aircraft to be sold, held-for-sale \| aircraft	21
Control Agreements for Interest and Fee Payments
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Restricted cash	$ 45,300
Collateral Pledged \| Proceeds from Private Debt Offering
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Restricted cash	80,400
Collateral Pledged \| Credit Card Processing Agreement
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Restricted cash	50,000
Collateral Pledged \| Corporate credit cards
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Restricted cash	6,000
Collateral Pledged \| Professional Fee Escrow Account
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Restricted cash	38,300
Minimum
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Debt instrument, fair value, aircraft loan (as a percent)			95.61%
Maximum
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Debt instrument, fair value, aircraft loan (as a percent)			99.84%
Secured Debt \| Standby Letters of Credit
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Restricted cash	50,500
Letters of credit, limit, amount	49,100
Letter of credit facility, amount outstanding	$ 48,500
Exit Secured Notes \| Secured Debt
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Principal amount			$ 840,000
Stated interest rate percentage		92.50%
Exit Secured Notes \| Secured Debt \| Minimum
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Stated interest rate percentage			11.00%
Exit Secured Notes \| Secured Debt \| Maximum
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Stated interest rate percentage			12.00%
Enhanced Equipment Trust Certificate \| Secured Debt \| Minimum
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Stated interest rate percentage			87.32%
Enhanced Equipment Trust Certificate \| Secured Debt \| Maximum
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Stated interest rate percentage			92.85%
8.00% Senior Secured Notes \| Secured Debt
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Stated interest rate percentage	8.00%			8.00%		8.00%