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Share-Based Compensation - Summary of Aggregate Options Activity and Information Regarding Options Outstanding (Details) ¥ / shares in Units, shares in Thousands |  |  |  | 12 Months Ended
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Aug. 12, 2024 $ / shares | Aug. 12, 2024 ¥ / shares | Jun. 01, 2023 ¥ / shares | Jan. 22, 2019 $ / shares | Feb. 28, 2025 CNY (¥) ¥ / shares shares | Feb. 29, 2024 ¥ / shares shares | Feb. 28, 2023 ¥ / shares shares
Share-Based Payment Arrangement [Abstract] |  |  |  |  |  |  |
Number of Options, Options outstanding, Beginning of period |  |  |  |  | 3,226 | 3,213 |
Number of Options, Granted |  |  |  |  | 650 | 100 |
Number of Options, Forfeited |  |  |  |  | (85) | (72) |
Number of Options, Expired |  |  |  |  | (25) | (15) |
Number of Options, Exercised |  |  |  |  | (1,137) |  |
Number of Options, Options outstanding, End of period |  |  |  |  | 2,629 | 3,226 | 3,213
Number of Options, Options vested or expected to vest |  |  |  |  | 3,767 |  |
Number of Options, Options exercisable |  |  |  |  | 1,941 |  |
Weighted Average Exercise Price, Options outstanding, Beginning of period | ¥ / shares |  |  |  |  | ¥ 15.66 | ¥ 14.34 |
Weighted Average Exercise Price, Granted | (per share) | $ 0.08 | ¥ 0.58 | ¥ 2 | $ 4.6 | 7.28 | 14.40 |
Weighted Average Exercise Price, Forfeited | ¥ / shares |  |  |  |  | 12.13 | 15.86 |
Weighted Average Exercise Price, Expired | ¥ / shares |  |  |  |  | 14.57 | 17.26 |
Weighted Average Exercise Price, Exercised | ¥ / shares |  |  |  |  | 5.95 |  |
Weighted Average Exercise Price, Options outstanding, End of period | ¥ / shares |  |  |  |  | 9.25 | ¥ 15.66 | ¥ 14.34
Weighted Average Exercise Price, Options vested or expected to vest | ¥ / shares |  |  |  |  | 7.56 |  |
Weighted Average Exercise Price, Options exercisable | ¥ / shares |  |  |  |  | ¥ 8.46 |  |
Weighted Average Remaining Contract Life (Years), Options outstanding |  |  |  |  | 6 years 2 months 8 days | 4 years 29 days | 4 years 10 months 28 days
Weighted Average Remaining Contract Life (Years), Granted |  |  |  |  | 9 years 6 months | 9 years 3 months 29 days |
Weighted Average Remaining Contract Life (Years), Forfeited |  |  |  |  | 5 years 29 days | 5 years 2 months 15 days |
Weighted Average Remaining Contract Life (Years), Expired |  |  |  |  | 8 years 3 months 29 days | 7 years |
Weighted Average Remaining Contract Life (Years), Exercised |  |  |  |  | 8 years 11 months 26 days |  |
Weighted Average Remaining Contract Life (Years), Options vested or expected to vest |  |  |  |  | 7 years |  |
Weighted Average Remaining Contract Life (Years), Options exercisable |  |  |  |  | 4 years 8 months 23 days |  |
Aggregate Intrinsic Value, Options outstanding | ¥ |  |  |  |  | ¥ 131,000 |  |
Aggregate Intrinsic Value, Options vested or expected to vest | ¥ |  |  |  |  | 319,000 |  |
Aggregate Intrinsic Value, Options exercisable | ¥ |  |  |  |  | ¥ 132,000 |  |

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- Definition The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iii) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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- Definition Number of options or other stock instruments for which the right to exercise has lapsed under the terms of the plan agreements. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iv)(04) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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