v3.25.4

Stock-based Compensation and Other Compensation - Narrative (Details) $ in Millions	12 Months Ended
	Dec. 31, 2025 USD ($) criteria shares	Dec. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Payroll expense accrual \| $	$ 9.2
Restricted Stock Units (RSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of different vesting criteria \| criteria	4
Stock-based compensation expense \| $	$ 48.9	$ 33.9	$ 34.6
Accelerated cost \| $	$ 9.6
Number of shares other than options granted	902,812
Expected to vest in next fiscal year (in shares)	664,287
Expected to vest in two years (in shares)	622,970
Expected to vest in three years (in shares)	374,029
Unrecognized compensation cost \| $	$ 23.4
Weighted-average period of recognition of unrecognized stock-based compensation cost	1 year 8 months 19 days
Restricted Stock Units (RSUs) \| Tranche One
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	3 years
Restricted Stock Units (RSUs) \| Tranche Two
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	1 year
Restricted Stock Units (RSUs) \| Tranche Three
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	2 years
Restricted Stock with Total Shareholder Return Conditions
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares other than options granted	164,001
Restricted Stock with Book Value Conditions
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares other than options granted	417,844
Equity Incentive Plan 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares available	3,424,660

Represents the number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date which are expected to vest in the next fiscal year (or remaining portion thereof) following the latest fiscal year.

+ References

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Represents the number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date which are expected to vest in the second fiscal year following the latest fiscal year.

+ References

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Represents the number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date which are expected to vest in the third fiscal year following the latest fiscal year.

+ References

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Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

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Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Period expense related to postemployment benefits.

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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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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AIR LEASE CORP 10-K