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Significant equity transactions, mergers and acquisitions and investments - Alibaba Health (Details) - Alibaba Health ¥ in Millions, shares in Millions	1 Months Ended
	Apr. 30, 2020 CNY (¥) shares
Equity transactions, mergers and acquisitions and investments
Additional ordinary shares issued (in shares) | shares	861
Reduction of noncontrolling interest | ¥	¥ 1,552
Equity interest held (as a percentage)	60.00%

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Number of shares issued by the subsidiary when the Company acquired additional interest.

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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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Percentage of voting equity interests acquired in a business combination achieved in stages, including equity interests in the acquiree held by the acquirer immediately before the acquisition date and acquired at the acquisition date.

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Decrease in noncontrolling interest (for example, but not limited to, redeeming or purchasing the interests of noncontrolling shareholders, issuance of shares (interests) by the non-wholly owned subsidiary to the parent entity for other than cash, and a buyback of shares (interest) by the non-wholly owned subsidiary from the noncontrolling interests).

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