Other Assets (Details) - USD ($) $ in Thousands	Feb. 28, 2026	Feb. 28, 2025
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]
Deferred federal income tax asset	$ 6,556	$ 78
Lease incentives and premiums, net of accumulated amortization of $82,350 and $73,915, respectively	28,211	43,285
Flight equipment held for sale	45,120	56,983
Deposits on Flight Equipment	14,887	30,166
Operating Lease, Right-of-Use Asset	13,279	14,655
Deferred Rent Receivables, Net	0	20,086
Investments, at fair value	5,704	9,912
Other assets	95,195	93,440
Total other assets	209,680	273,521
Amortization of lease incentives and lease premiums	$ 82,350	$ 73,915
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]	Total other assets	Total other assets
Other Investments	$ 728	$ 4,916