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Fair Value Measurements - Narrative (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Nov. 30, 2023 USD ($) aircraft	Nov. 30, 2022 USD ($)	Nov. 30, 2023 USD ($)	Nov. 30, 2022 USD ($)
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Transfers, net			$ 0
Revenue from Contract with Customer, Excluding Assessed Tax	$ 238,746	$ 257,516	625,193	$ 606,659
Impairment of flight equipment	34,959	$ 29,880	37,156	$ 67,979
Credit Loss Expense (Reversal)			$ 11,405
Maintenance Payments
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	37,700
Transactional
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impairment of flight equipment	25,500
Fleet Review
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impairment of flight equipment	$ 9,500
Fleet Review \| Narrow-body [Member]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Number of aircrafts impaired \| aircraft	3
Fleet Review \| Engines
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Number of aircrafts impaired \| aircraft	1