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Property and Equipment, Net - Additional Information (Details)
¥ in Thousands, $ in Thousands
12 Months Ended
Feb. 28, 2023
CNY (¥)
Feb. 28, 2023
USD ($)
Feb. 28, 2022
CNY (¥)
Feb. 28, 2021
CNY (¥)
Property, Plant and Equipment [Abstract]        
Depreciation expense ¥ 2,802 $ 404 ¥ 8,458 ¥ 13,754
Impairment loss for property and equipment ¥ 0   ¥ 7,871 ¥ 0