Debt Instrument, Interest Rate Calculation Basis, Number Of Days In Each Month

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- Definition

Debt Instrument, Interest Rate Calculation Basis, Number Of Days In Year

+ References

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- Definition

Debt Instrument, Interest Rate, Stated Percentage, Cash

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- Definition

Debt Instrument, Interest Rate, Stated Percentage, Paid-In-Kind

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- Definition

Future Aircraft To Be Received

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

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- Definition

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

+ References

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Amount of the fee that accompanies borrowing money under the debt instrument.

+ References

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- Definition

Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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- Definition

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

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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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Percentage price of original principal amount of debt at which debt can be redeemed by the issuer.

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- Definition

Total amount of liabilities subject to compromise.

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

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The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt.

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Amount of cash outflow for payment of an obligation from a lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.

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The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.

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Debt and Other Obligations - Narrative (Details)				1 Months Ended	3 Months Ended
Debt and Other Obligations - Narrative (Details)	Mar. 31, 2025 USD ($) aircraftEngine	Mar. 12, 2025 USD ($)	Nov. 18, 2024	Mar. 31, 2025 USD ($) aircraftEngine	Mar. 31, 2025 USD ($) aircraftEngine	Mar. 31, 2024 USD ($)	Sep. 30, 2026 USD ($)	Mar. 13, 2025 USD ($)	Dec. 31, 2024 USD ($)	Dec. 23, 2024 USD ($)
Debt Instrument [Line Items]
Liabilities subject to compromise	$ 0	$ 1,600,000,000		$ 0	$ 0				$ 1,635,104,000
Repayments of long-term debt					$ 31,800,000	$ 46,800,000
Airbus
Debt Instrument [Line Items]
Future aircraft to be received \| aircraftEngine	27			27	27
Enhanced Equipment Trust Certificate
Debt Instrument [Line Items]
Principal amount	$ 215,000,000			$ 215,000,000	$ 215,000,000
Proceeds from issuance of debt	$ 43,000,000
Debt instrument, interest rate (as a percent)	11.00%			11.00%	11.00%
Revolving credit facility due in 2026 \| Revolving credit facility
Debt Instrument [Line Items]
Repayments of lines of credit		$ 300,000,000
2030 Senior Notes \| Debt Instrument, Redemption, Period One
Debt Instrument [Line Items]
Debt instrument, redemption price (as a percent)					100.00%
2030 Senior Notes \| Debt Instrument, Redemption, Period Two
Debt Instrument [Line Items]
Debt instrument, redemption price (as a percent)					6.00%
2030 Senior Notes \| Debt Instrument, Redemption, Period Three
Debt Instrument [Line Items]
Debt instrument, redemption price (as a percent)					8.00%
2030 Senior Notes \| Debt Instrument, Redemption, Period Four
Debt Instrument [Line Items]
Debt instrument, redemption price (as a percent)					4.00%
2030 Senior Notes \| Secured Debt
Debt Instrument [Line Items]
Principal amount								$ 840,000,000.0
Stated interest rate percentage, cash			8.00%
Stated interest rate percentage, paid-in-kind			4.00%
Interest rate calculation basis, number of days in year			360 days
Interest rate calculation basis, number of days in each month			30 days
2030 Senior Notes \| Secured Debt \| Maximum
Debt Instrument [Line Items]
Stated interest rate percentage			12.00%
2030 Senior Notes \| Secured Debt \| Minimum
Debt Instrument [Line Items]
Stated interest rate percentage			11.00%
8.00% Senior Secured Notes \| Secured Debt
Debt Instrument [Line Items]
Stated interest rate percentage	8.00%	8.00%		8.00%	8.00%	8.00%
Liabilities subject to compromise	$ 0			$ 0	$ 0				$ 1,110,000,000
Revolving credit facility \| Line of Credit \| Secured Overnight Financing Rate (SOFR)
Debt Instrument [Line Items]
Basis spread on variable rate (as a percent)				3.25%
Revolving credit facility \| Line of Credit \| Base Rate
Debt Instrument [Line Items]
Basis spread on variable rate (as a percent)				2.25%
Revolving credit facility \| Exit Revolving Credit Facility
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity	300,000,000			$ 300,000,000	300,000,000
Revolving credit facility \| Exit Revolving Credit Facility \| Line of Credit
Debt Instrument [Line Items]
Line of credit facility, remaining borrowing capacity	275,000,000			275,000,000	275,000,000
Revolving credit facility \| Exit RCF Commitments
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity	275,000,000			275,000,000	275,000,000
Revolving credit facility \| Exit RCF Commitments \| Forecast
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity							$ 250,000,000
Revolving credit facility \| Uncommitted Incremental Revolving Credit Facility
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity	$ 25,000,000			$ 25,000,000	$ 25,000,000
Revolving credit facility \| DIP Credit Agreement and Facility \| Line of Credit
Debt Instrument [Line Items]
Principal amount										$ 300,000,000
Debt issuance fee										$ 9,000,000