Other Assets (Details) - USD ($) $ in Thousands	May 31, 2023	Feb. 28, 2023
Principal components of other assets
Deferred income tax asset	$ 310	$ 304
Lease incentives and premiums, net of accumulated amortization of $80,679 and $77,722, respectively	37,985	54,208
Flight equipment held for sale	28,705	59,370
Aircraft purchase deposits and Embraer E-2 progress payments	40,447	43,494
Right-of-use asset	17,052	16,930
Deferred rent receivable	32,420	35,631
Investments, at fair value	10,543	10,819
Other assets	138,517	125,574
Total other assets	305,979	346,330
Lease Incentives and Lease Premiums, Accumulated Amortization	$ 80,679	$ 77,722