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Mainland China Contribution Plan - Additional Information (Details) ¥ in Thousands, $ in Thousands	12 Months Ended
	Feb. 29, 2024 CNY (¥)	Feb. 29, 2024 USD ($)	Feb. 28, 2023 CNY (¥)	Feb. 28, 2022 CNY (¥)
Defined Contribution Plan Disclosure [Line Items]
Contributions for employee benefits	¥ 4,416	$ 614	¥ 4,885	¥ 15,966

X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 715
-SubTopic 70
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480794/715-70-50-1

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Amount of discretionary contributions made by an employer to a defined contribution plan.

+ References

No definition available.

+ Details

Name:	us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration