Inventories, net (Details) ¥ in Millions, $ in Millions	Dec. 31, 2024 CNY (¥)	Dec. 31, 2024 USD ($)	Dec. 31, 2023 CNY (¥)
Inventories
Inventory, Gross	¥ 93,413		¥ 72,428
Inventory valuation allowance	(4,087)		(4,370)
Inventories, net	89,326	$ 12,238	68,058
Products
Inventories
Inventory, Gross	91,631		71,297
Packing materials and others
Inventories
Inventory, Gross	¥ 1,782		¥ 1,131

Gross amount, as of the balance sheet date, of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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Amount of valuation reserve for inventory.

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