Other Assets (Details) - USD ($) $ in Thousands	May 31, 2026	Feb. 28, 2026
Principal components of other assets
Deferred income tax asset	$ 6,443	$ 6,556
Lease incentives and premiums, net of accumulated amortization of $82,434 and $82,350, respectively	18,341	28,211
Flight equipment held for sale	106,937	45,120
Aircraft purchase deposits and Embraer E-2 progress payments	18,450	14,887
Right-of-use asset	12,952	13,279
Investments, at fair value	5,090	5,704
Other assets	92,311	95,923
Total other assets	260,524	209,680
Lease incentives and lease premiums, accumulated amortization	$ 82,434	$ 82,350