Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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Summary of Significant Accounting Policies - Schedule of Revenue by Revenue Source (Detail) ¥ in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2025 CNY (¥)	Dec. 31, 2025 USD ($)	Dec. 31, 2024 CNY (¥)	Dec. 31, 2023 CNY (¥)
Revenues:
Revenues	¥ 1,150,444	$ 164,511	¥ 806,877	¥ 669,503
Al And Other Segments [Member]
Revenues:
Revenues	535,163	76,527	289,689	219,369
Al And Other Segments [Member] \| Advertising agency services
Revenues:
Revenues	238,985	34,174	78,036	89,275
Al And Other Segments [Member] \| Multi-cloud Management Services
Revenues:
Revenues	136,331	19,495	87,242	87,747
Al And Other Segments [Member] \| Sale and rental of robotic products
Revenues:
Revenues	145,866	20,859	111,577	22,034
Al And Other Segments [Member] \| Technical, AI application services and others
Revenues:
Revenues	13,981	1,999	12,834	20,313
Internet Services \| Online Advertising
Revenues:
Revenues	212,474	30,383	184,655	109,339
Internet Services \| Internet value-added services
Revenues:
Revenues	¥ 402,807	$ 57,601	¥ 332,533	¥ 340,795