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Consolidated Statement of Changes in Equity (Parenthetical) - $ / shares | 6 Months Ended
--- | ---
Jun. 30, 2021 | Jun. 30, 2020
Ordinary cash dividends paid, ordinary shares per share | $ 0.37 |
Ordinary cash dividends paid, ordinary shares per share, first tranche | 0.365 | $ 0.365
Ordinary cash dividends paid, ordinary shares per share, second tranche | $ 0.365 | $ 0.365
Maximum percentage of dividends that may be paid from capital contribution reserves | 50.00% |
Own shares purchased and cancelled as part of 2018-2021 the share repurchase program | 156,632,400 |
Minimum percentage of the total capital reduction amount exceeding the nominal value by which captal contribution reserves are reduced upon cancellation of the shares | 50.00% |

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- Definition The amount of dividends paid per ordinary share. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 34 -IssueDate 2020-01-01 -Paragraph 16A -Subparagraph f -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=34&code=ifrs-tx-2020-en-r&anchor=para_16A_f&doctype=Standard -URIDate 2020-01-01 + Details
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Period Type: | duration

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- Definition The amount of dividends paid per ordinary share, first tranche. + References No definition available. + Details
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Period Type: | duration

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- Definition The amount of dividends paid per ordinary share, second tranche. + References No definition available. + Details
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Namespace Prefix: | ubs_
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Period Type: | duration

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- Definition The maximum percentage of dividends that may be paid from capital contribution reserves under Swiss tax law. + References No definition available. + Details
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- Definition The minimum percentage of the total capital reduction amount exceeding the nominal value by which captal contribution reserves are reduced upon cancellateion of the shares under Swiss tax law. + References No definition available. + Details
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- Definition Number of own shares that have been repurchased and subsequently cancelled as part of 2018-2021 share repurchase program. + References No definition available. + Details
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Namespace Prefix: | ubs_
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Period Type: | duration