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Other Operating Income - Summary of Other Operating Income (Detail) ¥ in Thousands, $ in Thousands | 12 Months Ended
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Dec. 31, 2024 CNY (¥) | Dec. 31, 2024 USD ($) | Dec. 31, 2023 CNY (¥) | Dec. 31, 2022 CNY (¥)
Disclosure Of Information On Income Statement [line items] |  |  |  |  |
Interest income |  | ¥ 133,640 | $ 18,629 | ¥ 154,129 | ¥ 131,879
Dividend income from quoted equity securities |  | 0 | 0 | 0 | 13
Gain on disposal of associate |  | 0 | 0 | 0 | 1,329
Gain on disposal of property, plant and equipment |  | 0 | 0 | 778 | 6,535
Gain on disposal of quoted equity securities |  | 0 | 0 | 0 | 2,291
Gain on disposal of right-of-use assets |  | 0 | 0 | 7,632 | 3,929
Gain on disposal of subsidiary |  | 0 | 0 | 113,042 | 0
Recognition of net gain upon fulfillment of performance obligation relating to capitalized contract asset |  | 0 | 0 | 11,696 | 0
Government grants | [1] | 339,934 | 47,385 | 171,937 | 176,264
Technology licensing fees income |  | 94,953 | 13,236 | 0 | 0
Others |  | 18,729 | 2,611 | 10,086 | 12,109
Other operating income |  | ¥ 587,256 | $ 81,861 | ¥ 469,300 | ¥ 334,349
[1] | Including amortization of deferred grants, rebates on value-added tax and other grants earned during the year.

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