Number of Aircraft Previously on Lease with Russian Airlines that Remain in Russia

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Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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Fair Value Measurements (Details) $ in Thousands		12 Months Ended
Fair Value Measurements (Details) $ in Thousands	Dec. 26, 2023 aircraft	Feb. 29, 2024 USD ($) aircraft	Feb. 28, 2023 USD ($)	Feb. 28, 2022 USD ($)
Liabilities:
Impairment of flight equipment		$ 55,240	$ 85,623	$ 452,250
Aircraft Remaining in Country of Base Operations \| RUSSIAN FEDERATION
Liabilities:
Number of Aircraft Previously on Lease with Russian Airlines \| aircraft	9
Russian Invasion of Ukraine
Liabilities:
Impairment of flight equipment		$ 31,900
Russian Invasion of Ukraine \| Aircraft Remaining in Country of Base Operations \| Narrow-body \| RUSSIAN FEDERATION
Liabilities:
Number of Aircraft Previously on Lease with Russian Airlines \| aircraft		8
Russian Invasion of Ukraine \| Aircraft Remaining in Country of Base Operations \| Freighter \| RUSSIAN FEDERATION
Liabilities:
Number of Aircraft Previously on Lease with Russian Airlines \| aircraft		1
Russian Invasion of Ukraine \| Aircraft Remaining in Country of Base Operations \| Total wide-body and narrow body \| RUSSIAN FEDERATION
Liabilities:
Number of Aircraft Previously on Lease with Russian Airlines \| aircraft		9
Recurring \| Quoted Prices In Active Markets for Identical Assets (Level 1)
Assets:
Cash and cash equivalents		$ 129,977	231,861
Total		1,687	2,346
Recurring \| Quoted Prices In Active Markets for Identical Assets (Level 1) \| Debt Securities
Assets:
Investments, Fair Value Disclosure		0	0
Recurring \| Quoted Prices In Active Markets for Identical Assets (Level 1) \| Equity Securities
Assets:
Investments, Fair Value Disclosure		1,687	2,346
Recurring \| Significant Other Observable Inputs (Level 2)
Assets:
Cash and cash equivalents		0	0
Total		0	0
Recurring \| Significant Other Observable Inputs (Level 2) \| Debt Securities
Assets:
Investments, Fair Value Disclosure		0	0
Recurring \| Significant Other Observable Inputs (Level 2) \| Equity Securities
Assets:
Investments, Fair Value Disclosure		0	0
Recurring \| Significant Unobservable Inputs (Level 3)
Assets:
Cash and cash equivalents		0	0
Total		8,473	8,473
Recurring \| Significant Unobservable Inputs (Level 3) \| Debt Securities
Assets:
Investments, Fair Value Disclosure		5,029	5,029
Recurring \| Significant Unobservable Inputs (Level 3) \| Equity Securities
Assets:
Investments, Fair Value Disclosure		3,444	3,444
Estimate of Fair Value Measurement \| Significant Other Observable Inputs (Level 2) \| Debt Securities
Assets:
Investments, Fair Value Disclosure		10,160	10,819
Estimate of Fair Value Measurement \| Significant Other Observable Inputs (Level 2) \| Equity Securities
Assets:
Investments, Fair Value Disclosure		5,079	0
Estimate of Fair Value Measurement \| Recurring
Assets:
Cash and cash equivalents		129,977	231,861
Total		10,160	10,819
Estimate of Fair Value Measurement \| Recurring \| Debt Securities
Assets:
Investments, Fair Value Disclosure		5,029	5,029
Estimate of Fair Value Measurement \| Recurring \| Equity Securities
Assets:
Investments, Fair Value Disclosure		$ 5,131	$ 5,790