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Income Taxes - Summary of Movement of Valuation Allowance (Details)
¥ in Thousands, $ in Thousands
12 Months Ended
Feb. 28, 2023
CNY (¥)
Feb. 28, 2023
USD ($)
Feb. 28, 2022
CNY (¥)
Valuation Allowance [Abstract]      
Balance at the beginning of the year ¥ (27,368) $ (3,948) ¥ (6,301)
Provided (3,383) (488) (23,079)
Written off 230 33 2,012
Balance at the end of the year ¥ (30,521) $ (4,403) ¥ (27,368)