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v3.25.1

Loss Per Share - Schedule of Earnings Per Share, Basic and Diluted (Detail) ¥ / shares in Units, $ / shares in Units, ¥ in Thousands, $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 CNY (¥) ¥ / shares shares | Dec. 31, 2024 USD ($) $ / shares shares | Dec. 31, 2023 CNY (¥) ¥ / shares shares | Dec. 31, 2022 CNY (¥) ¥ / shares shares
Common Class A [Member] |  |  |  |
Denominator: |  |  |  |
Weighted-average number of ordinary shares outstanding – basic | 85,610,197 | 85,610,197 | 85,071,691 | 86,584,100
Weighted-average number of ordinary shares outstanding – diluted | 85,610,197 | 85,610,197 | 85,071,691 | 86,584,100
Loss per share - basic | (per share) | ¥ (3.37) | $ (0.46) | ¥ (6.38) | ¥ (9.35)
Loss per share - diluted | (per share) | ¥ (3.37) | $ (0.46) | ¥ (6.38) | ¥ (9.35)
Common Class B [Member] |  |  |  |
Denominator: |  |  |  |
Weighted-average number of ordinary shares outstanding – basic | 17,324,848 | 17,324,848 | 17,324,848 | 17,324,848
Weighted-average number of ordinary shares outstanding – diluted | 17,324,848 | 17,324,848 | 17,324,848 | 17,324,848
Loss per share - basic | (per share) | ¥ (3.37) | $ (0.46) | ¥ (6.38) | ¥ (9.35)
Loss per share - diluted | (per share) | ¥ (3.37) | $ (0.46) | ¥ (6.38) | ¥ (9.35)
Common Stock [Member] | Common Class A [Member] |  |  |  |
Numerator: |  |  |  |
Net loss attributable to ordinary shareholders | ¥ (288,286) | $ (39,496) | ¥ (543,089) | ¥ (809,298)
Denominator: |  |  |  |
Weighted-average number of ordinary shares outstanding | 85,610,197 | 85,610,197 | 85,188,137 | 87,005,610
Effect of unvested restricted shares | 0 | 0 | (116,446) | (421,510)
Common Stock [Member] | Common Class B [Member] |  |  |  |
Numerator: |  |  |  |
Net loss attributable to ordinary shareholders | ¥ (58,340) | $ (7,993) | ¥ (110,600) | ¥ (161,935)
Denominator: |  |  |  |
Weighted-average number of ordinary shares outstanding | 17,324,848 | 17,324,848 | 17,324,848 | 17,324,848
Effect of unvested restricted shares | 0 | 0 | 0 | 0

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