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Short-term Investment And Investments Under Fair Value - Additional Information (Details) ¥ in Thousands, $ in Thousands | 12 Months Ended
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Feb. 28, 2023 CNY (¥) | Feb. 28, 2023 USD ($) | Feb. 28, 2022 CNY (¥) | Feb. 28, 2021 CNY (¥)
Investments [Abstract] |  |  |  |
Fair value change of investments | ¥ 1,927 | $ 278 | ¥ 1,106 | ¥ (2,148)

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- Definition Fair value change of investments, expense (income). + References No definition available. + Details
Name: | fedu_FairValueChangeOfInvestments
Namespace Prefix: | fedu_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- References No definition available. + Details
Name: | us-gaap_InvestmentsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration