Accumulated impairment of measurement alternative.

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- Definition

Convertible Notes Payable Fair Value Disclosure

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Unrealized gain/(loss) of the investment securities.

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Fair value portion of unsecured senior notes payable.

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Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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- Definition

Amount of impairment loss on investment in equity security without readily determinable fair value.

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- Definition

For each line item in the statement of financial position, the amounts of gains and losses from fair value changes included in earnings.

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Fair value of investment in debt security measured at amortized cost (held-to-maturity).

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- Definition

A description of how an entity determined the fair value of the long-lived asset they are holding and using, for example, whether based on a quoted market price, prices for similar assets, or another valuation technique.

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The aggregate amount of write-downs for impairments recognized during the period for long lived assets held for use (including those held for disposal by means other than sale).

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- Definition

Indicates type of investment. Includes, but is not limited to, common stock, preferred stock, convertible security, fixed income security, government security, option purchased, warrant, loan participation and assignment, commercial paper, bankers' acceptance, certificates of deposit, short-term security, repurchase agreement, and other investment company.

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Fair value portion of other assets.

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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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Fair value measurement (Details 3) ¥ in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2025 CNY (¥)	Dec. 31, 2025 USD ($)	Dec. 31, 2024 CNY (¥)	Dec. 31, 2023 CNY (¥)
Investment securities
Unrealized gain/(loss) of the investment securities	¥ 959		¥ 1,160	¥ (379)
Accumulated Impairment of Measurement Alternative	7,790		7,119
Gain (loss) from changes in fair value of product	¥ 804		¥ 1,485	¥ 2,092
Investment, Type [Extensible Enumeration]	Wealth Management Product [Member]		Wealth Management Product [Member]	Wealth Management Product [Member]
Description of impairment indicators	When impairment indicators are identified, the Group evaluates the impairment by comparing the carrying value of the asset or the asset group with its fair value.	When impairment indicators are identified, the Group evaluates the impairment by comparing the carrying value of the asset or the asset group with its fair value.
Impairment of long-lived assets	¥ 0	$ 0	¥ 1,562	¥ 2,025
Others, net
Investment securities
Gain (loss) from changes in fair value of product	1,470		2	(25)
Significant Other Observable Inputs (Level 2)
Investment securities
Unsecured senior notes	24,002		25,098
Fair value of held to maturity debt securities	2,355		6,866
Convertible Notes Payable Fair Value Disclosure	14,078		15,274
Significant Other Observable Inputs (Level 2) \| Other Assets
Investment securities
Fair value of held to maturity debt securities	0		2,288
Significant Unobservable Inputs (Level 3) \| Nonrecurring basis \| Others, net
Investment securities
Impairment of investments	827		2,968	¥ 2,856
Time deposits \| Significant Other Observable Inputs (Level 2)
Investment securities
Time deposits	64,265		91,062
Other Assets, Fair Value Disclosure	¥ 13,754		¥ 54,176