Flight Equipment Held for Lease, Net - Schedule of Flight Equipment Held for Sale (Details) - USD ($) $ in Thousands	3 Months Ended
	May 31, 2026	May 31, 2025
Impaired Long-Lived Assets Held And Used [Roll Forward]
Balance, beginning of period	$ 8,267,353
Depreciation	(92,828)	$ (95,816)
Transfers from flight equipment held for lease to Net investment in leases and Other assets	104,122	1,289
Impairments	(3,361)	$ (5,066)
Balance, end of period	8,146,241
Flight Equipment
Impaired Long-Lived Assets Held And Used [Roll Forward]
Balance, beginning of period	8,267,353
Additions	119,338
Depreciation	(92,203)
Transfers from flight equipment held for lease to Net investment in leases and Other assets	(144,886)
Impairments	(3,361)
Balance, end of period	8,146,241
Accumulated depreciation	$ 1,908,808