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Segment Information - Additional Information (Detail) ¥ in Thousands, $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 CNY (¥) | Dec. 31, 2024 USD ($) | Dec. 31, 2023 CNY (¥) | Dec. 31, 2022 CNY (¥)
Disclosure of operating segments [line items] |  |  |  |
Revenue | ¥ 19,133,575 | $ 2,667,146 | ¥ 18,046,349 | ¥ 16,030,636
Customers one [member] |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Revenue | 3,100,000 | 431,200 | 2,300,000 | 2,300,000
Customers two [member] |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Revenue | ¥ 2,100,000 | $ 295,600 | ¥ 2,000,000 | ¥ 2,300,000

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