Organization and Principal Activities - Details of Major Subsidiaries and VIEs (Details)	12 Months Ended
Feb. 28, 2026
Four Seasons Hong Kong \| Hong Kong \| Investment Holding \| Subsidiaries
Subsidiary Or Equity Method Investee [Line Items]
Later of date of incorporation or acquisition	Jun. 24, 2014
Equity interest attributed to the Group as of February 28, 2023	100.00%
Shanghai Fuxi \| Shanghai \| Consulting Service \| Subsidiaries
Subsidiary Or Equity Method Investee [Line Items]
Later of date of incorporation or acquisition	Dec. 29, 2014
Equity interest attributed to the Group as of February 28, 2023	100.00%
Wuyuan Sijijiaozhong \| Jiangxi \| Consulting Service \| Subsidiaries
Subsidiary Or Equity Method Investee [Line Items]
Later of date of incorporation or acquisition	Dec. 20, 2023
Equity interest attributed to the Group as of February 28, 2023	100.00%
Shanghai Luoliang \| Shanghai \| Education Service \| VIEs
Subsidiary Or Equity Method Investee [Line Items]
Later of date of incorporation or acquisition	Mar. 12, 2014
Equity interest attributed to the Group as of February 28, 2023	100.00%
Four Seasons Investment \| Shanghai \| Investment Holding \| VIEs
Subsidiary Or Equity Method Investee [Line Items]
Later of date of incorporation or acquisition	Mar. 13, 2007
Equity interest attributed to the Group as of February 28, 2023	100.00%
Wufeng Siji Xuezhi \| Hubei \| Tourism Service \| VIEs' Subsidiaries
Subsidiary Or Equity Method Investee [Line Items]
Later of date of incorporation or acquisition	Oct. 19, 2021
Equity interest attributed to the Group as of February 28, 2023	60.00%
Fantasy School \| Shanghai \| Education Service \| VIEs' Subsidiaries
Subsidiary Or Equity Method Investee [Line Items]
Later of date of incorporation or acquisition	Sep. 01, 2018
Equity interest attributed to the Group as of February 28, 2023	51.00%
Four Seasons Intellectual Sports \| Shanghai \| Education Service \| VIEs' Subsidiaries
Subsidiary Or Equity Method Investee [Line Items]
Later of date of incorporation or acquisition	Jun. 15, 2018
Equity interest attributed to the Group as of February 28, 2023	100.00%
Shanghai Zihua \| Shanghai \| Tourism Service \| VIEs' Subsidiaries
Subsidiary Or Equity Method Investee [Line Items]
Later of date of incorporation or acquisition	Jun. 01, 2023
Equity interest attributed to the Group as of February 28, 2023	55.00%
Shanghai Siji Xuece \| Shanghai \| Education Service \| VIEs' Subsidiaries
Subsidiary Or Equity Method Investee [Line Items]
Later of date of incorporation or acquisition	Jul. 07, 2025
Equity interest attributed to the Group as of February 28, 2023	100.00%
Shanghai Siji Youxue \| Shanghai \| Education Service \| VIEs' Subsidiaries
Subsidiary Or Equity Method Investee [Line Items]
Later of date of incorporation or acquisition	Jul. 14, 2025
Equity interest attributed to the Group as of February 28, 2023	100.00%
Shanghai Siji Tianan \| Shanghai \| Education Service \| VIEs' Subsidiaries
Subsidiary Or Equity Method Investee [Line Items]
Later of date of incorporation or acquisition	Aug. 29, 2025
Equity interest attributed to the Group as of February 28, 2023	100.00%