Fixed Assets (Detail) ¥ in Millions, $ in Millions	Dec. 31, 2022 CNY (¥)	Dec. 31, 2022 USD ($)	Dec. 31, 2021 CNY (¥)
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	¥ 56,260	$ 8,157	¥ 52,355
Accumulated depreciation and impairment	(32,287)	(4,681)	(29,328)
Fixed assets, net	23,973	3,476	23,027
Computer equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	44,246	6,415	40,908
Office building
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	5,125	743	4,915
Office building related facility, machinery and equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	4,195	608	3,834
Vehicles
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	676	98	291
Office equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	1,237	179	1,223
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	490	71	496
Construction in Progress
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	¥ 291	$ 43	¥ 688

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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