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Convertible redeemable preferred shares - Conversion rights (Details) | Dec. 15, 2023 | Nov. 17, 2023 | Nov. 16, 2023
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Series F Preferred Shares |  |  |
Convertible redeemable preferred shares |  |  |
Conversion ratio | 1.3169 | 1.3169 | 1

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- Definition Number of common shares issuable upon conversion for each share of preferred stock to be converted. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 505 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481112/505-10-50-13 + Details
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