Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Feb. 28, 2023	Feb. 28, 2022	Feb. 28, 2021
Cash flows from operating activities:
Net income	$ 62,759	$ (278,209)	$ (333,168)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation	332,663	337,528	347,517
Amortization of deferred financing costs	14,338	16,267	14,791
Amortization of lease premiums, discounts and incentives	20,574	20,190	22,842
Deferred income taxes	13,690	(9,386)	6,506
Non-cash share-based payment expense	0	0	28,049
Collections on net investments in leases	(6,505)	(14,297)	(16,859)
Security deposits and maintenance payments included in earnings	(66,194)	(123,969)	(135,115)
Gain on the sale of flight equipment	(70,860)	(26,001)	(33,536)
Loss on extinguishment of debt	636	14,156	2,640
Impairment of flight equipment	85,623	452,250	425,579
Provision for credit losses	1,507	930	5,258
Other	(2,211)	(3,043)	(2,305)
Changes on certain assets and liabilities:
Accounts receivable	17,338	16,948	(57,292)
Other assets	(12,510)	(29,963)	(66,290)
Accounts payable, accrued expenses and other liabilities	4,278	(5,716)	(13,655)
Lease rentals received in advance	29,601	(23,414)	(53,658)
Net Cash and Restricted Cash Provided by (Used in) Operating Activities	437,737	372,865	175,022
Cash flows from investing activities:
Acquisition and improvement of flight equipment	(994,040)	(795,426)	(145,589)
Proceeds from sale of flight equipment	426,454	210,718	180,342
Aircraft purchase deposits and progress payments, net of returned deposits and aircraft sales deposits	28,393	(202)	(13,024)
Distributions from unconsolidated equity method investment in excess of earnings	0	104	419
Other	1,319	(1,694)	(676)
Net cash and restricted cash (used in) provided by investing activities	(537,874)	(586,500)	21,472
Cash flows from financing activities:
Payments for Repurchase of Equity	0	0	(25,536)
Proceeds from Contributions from Parent	0	0	25,536
Proceeds from Issuance of Preferred Stock and Preference Stock	0	392,997	0
Proceeds from secured and unsecured debt financings	493,848	20,000	1,932,943
Repayments of secured and unsecured debt financings	(420,372)	(646,943)	(1,697,662)
Deferred financing costs	(13,242)	(5,339)	(12,832)
Payment for Debt Extinguishment or Debt Prepayment Cost	(310)	(13,372)	(1,524)
Security deposits and maintenance payments received	142,699	88,891	87,510
Security deposits and maintenance payments returned	(20,307)	(26,857)	(71,743)
Dividends paid	(21,000)	(5,658)	(24,025)
Net cash and restricted cash provided by (used in) financing activities	161,316	(196,281)	212,667
Net increase (decrease) in cash and restricted cash	61,179	(409,916)	409,161
Cash and restricted cash at beginning of year	170,682	580,598	171,437
Cash and restricted cash at end of year	231,861	170,682	580,598
Cash and Cash Equivalents, at Carrying Value	231,861	167,891	578,004
Restricted Cash and Cash Equivalents	0	2,791	2,594
Supplemental disclosures of cash flow information:
Cash paid during the year for interest	193,283	200,922	241,011
Cash paid during the year for income taxes	9,511	240	1,469
Supplemental disclosures of non-cash investing activities:
Advance lease rentals, security deposits, maintenance payments, other liabilities and other assets settled in sale of flight equipment	50,758	12,391	70,716
Advance lease rentals, security deposits, maintenance payments, other liabilities and other assets assumed in asset acquisitions	10,810	21,764	29,869
Transfers from Flight equipment held for lease to Net investment in direct financing and sales-type leases and Other assets	1,695	57,489	90,352
Investments, at fair value	$ 10,819	$ 0	$ 0