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AOCI - Additional share information (Details 2) - SFr / shares | Jun. 30, 2023 | Dec. 31, 2022
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Treasury shares |  |  |
Common shares outstanding | [1] | 4,399,680,200 | 4,399,680,200
Par value (in CHF per share) | [1] | SFr 1.00 | SFr 1.00
[1] | The Bank's total share capital is fully paid and consists of 4,399,680,200 registered shares as of June 30, 2023. Each share is entitled to one vote. The Bank has no warrants on its own shares outstanding.

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- Definition Face amount or stated value per share of common stock. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=126973232&loc=d3e21463-112644 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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