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Income Tax Expense - Summary of Deferred Tax (Parenthetical) (Detail) ¥ in Thousands, $ in Thousands | 12 Months Ended
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Dec. 31, 2023 CNY (¥) | Dec. 31, 2023 USD ($) | Dec. 31, 2022 CNY (¥)
Disclosure of deferred tax assets and liabilities [Line Items] |  |  |
Beginning balance | ¥ (61,825) |  |
Ending balance | (65,089) | $ (9,163) | ¥ (61,825)
PRC withholding tax on dividend income [Member] |  |  |
Disclosure of deferred tax assets and liabilities [Line Items] |  |  |
Beginning balance | (61,825) | (8,703) | (65,544)
Provision made to consolidated statement of profit or loss | (14,457) | (2,035) | (11,458)
Utilization | 11,565 | 1,628 | 15,177
Ending balance | ¥ (64,717) | $ (9,110) | ¥ (61,825)

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