Commitments and Contingencies (Details) $ in Thousands	3 Months Ended	9 Months Ended
Nov. 30, 2021 USD ($) aircraft	Nov. 30, 2020 USD ($)	Nov. 30, 2021 USD ($) aircraft	Nov. 30, 2020 USD ($)
Types of Commercial Aircraft [Line Items]
Rent expense	$ 405	$ 413	$ 1,213	$ 1,213
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract]
Remainder of 2021	486		486
2022	1,768		1,768
2023	1,703		1,703
2024	1,735		1,735
2025	1,766		1,766
Thereafter	4,358		4,358
Total	$ 11,816		$ 11,816
Committed to acquire aircraft \| aircraft	27		27
Purchase Obligation, Fiscal Year Maturity [Abstract]
Remainder of 2021	$ 183,051		$ 183,051
2022	410,296		410,296
2023	277,763		277,763
2024	61,189		61,189
2025	31,993		31,993
Thereafter	0		0
Total	964,292		964,292
Pre-Delivery Payments
Purchase Obligation, Fiscal Year Maturity [Abstract]
Total	$ 76,675		$ 76,675

Lessee, Operating Lease, Liability, to be Paid, After Year Four

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Purchase Obligation, to be Paid, after Year Four

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No definition available.

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- Definition

Types of Commercial Aircraft [Line Items]

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Amount of lessee's undiscounted obligation for lease payment for operating lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
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Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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-SubTopic 20
-Section 50
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- Definition

Amount of operating lease expense. Excludes sublease income.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 45
-Paragraph 4
-Subparagraph (b)
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Minimum amount of purchase arrangement in which the entity has agreed to expend funds to procure goods or services from a supplier.

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Amount of purchase arrangement to be paid in next fiscal year following current fiscal year. Includes, but is not limited to, recorded and unrecorded purchase obligations, long-term purchase commitment, and short-term purchase commitment. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of purchase arrangement to be paid in second fiscal year following current fiscal year. Includes, but is not limited to, recorded and unrecorded purchase obligations, long-term purchase commitment, and short-term purchase commitment. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of purchase arrangement to be paid in remainder of current fiscal year. Includes, but is not limited to, recorded and unrecorded purchase obligations, long-term purchase commitment, and short-term purchase commitment.

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- Definition

The minimum number of units that must be purchased, in connection with an unconditional purchase obligation that has not been recognized for financial reporting purposes.

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