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- Definition

Debt Instrument, Number Of Series

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- Definition

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- Definition

Number Of Aircrafts Financed

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- Definition

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

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

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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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Amount, after accumulated amortization, of debt discount.

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- Definition

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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Debt - Narrative (Details)				9 Months Ended
Debt - Narrative (Details)	Jul. 02, 2024 USD ($)	Feb. 22, 2024 USD ($)	Feb. 15, 2024 USD ($)	Sep. 30, 2024 USD ($)	Sep. 30, 2023 USD ($)	Aug. 05, 2024 USD ($) aircraft series	Apr. 16, 2024 USD ($)
Debt Instrument [Line Items]
Repayments of long-term debt				$ 8,792,000,000	$ 3,423,000,000
Unamortized debt discount				212,000,000
Secured Debt \| Term Loan Facility
Debt Instrument [Line Items]
Repayments of long-term debt	$ 1,800,000,000
Proceeds from issuance of debt		$ 2,500,000,000
Secured Debt \| Term Loan Due 2021
Debt Instrument [Line Items]
Repayments of long-term debt		$ 1,370,000,000			$ 1,000,000,000
Secured Debt \| Aircraft Purchase Financing
Debt Instrument [Line Items]
Aggregate principal amount of debt				$ 995,000,000		$ 1,400,000,000
Number of aircrafts financed \| aircraft						48
Number of indenture note series \| series						2
Secured Debt \| Series AA
Debt Instrument [Line Items]
Aggregate principal amount of debt						$ 969,000,000
Stated interest rate						5.45%
Secured Debt \| Series A
Debt Instrument [Line Items]
Aggregate principal amount of debt						$ 385,000,000
Stated interest rate						5.875%
Secured Debt \| Secured Overnight Financing Rate (SOFR) \| Term Loan Facility
Debt Instrument [Line Items]
Percent spread on variable rate		2.75%
Debt instrument, interest rate floor		0.00%
Secured Debt \| Secured Overnight Financing Rate (SOFR) \| Aircraft Purchase Financing
Debt Instrument [Line Items]
Percent spread on variable rate				2.00%
Secured Debt \| Other Market Rate Loans \| Term Loan Facility
Debt Instrument [Line Items]
Percent spread on variable rate		1.75%
Debt instrument, interest rate floor		1.00%
Secured Debt \| Revolving Credit Facility
Debt Instrument [Line Items]
Line of credit facility, increase (decrease) in maximum borrowing capacity			$ 1,115,000,000				$ 100,000,000
Undrawn and available amount under revolving credit facility				$ 2,965,000,000
Secured Debt \| Revolving Credit Facility \| Extending Lenders
Debt Instrument [Line Items]
Maximum borrowing capacity							2,800,000,000
Secured Debt \| Revolving Credit Facility \| Non-Extending Lenders
Debt Instrument [Line Items]
Maximum borrowing capacity							$ 165,000,000
Secured Debt \| Revolving Credit Facility \| Non-Extending Lenders \| Secured Overnight Financing Rate (SOFR) \| Minimum
Debt Instrument [Line Items]
Percent spread on variable rate			3.00%
Secured Debt \| Revolving Credit Facility \| Non-Extending Lenders \| Secured Overnight Financing Rate (SOFR) \| Maximum
Debt Instrument [Line Items]
Percent spread on variable rate			3.50%
Secured Debt \| Revolving Credit Facility \| Non-Extending Lenders \| Other Market Rate Loans \| Minimum
Debt Instrument [Line Items]
Percent spread on variable rate			2.00%
Secured Debt \| Revolving Credit Facility \| Non-Extending Lenders \| Other Market Rate Loans \| Maximum
Debt Instrument [Line Items]
Percent spread on variable rate			2.50%