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Fair Value Measurements - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Nov. 30, 2024	Nov. 30, 2023	Nov. 30, 2024	Nov. 30, 2023
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Transfers, net			$ 0
Impairment of flight equipment	$ 8,419	$ 34,959	19,391	$ 37,156
Gain on sale or disposition of flight equipment	$ 20,483	$ 20,193	56,909	$ 67,240
Transactional
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impairment of flight equipment			11,000
KOREA, REPUBLIC OF
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Gain on sale or disposition of flight equipment			$ 24,000