XML 62 R54.htm IDEA: XBRL DOCUMENT
v3.23.2

Segment reporting - Total assets (Detail) - USD ($) $ in Millions | Jun. 30, 2023 | Mar. 31, 2023 | Dec. 31, 2022
--- | --- | --- | ---
Disclosure Of Operating Segments [Line Items] |  |  |
Total assets | $ 1,678,780 | $ 1,053,134 | $ 1,104,364
UBS vs Credit Suisse eliminations |  |  |
Disclosure Of Operating Segments [Line Items] |  |  |
Total assets | (64,132) |  |
UBS BDs |  |  |
Disclosure Of Operating Segments [Line Items] |  |  |
Total assets | 1,142,419 |  | 1,104,364
Global Wealth Management |  |  |
Disclosure Of Operating Segments [Line Items] |  |  |
Total assets | 375,118 |  | 388,530
Personal & Corporate Banking |  |  |
Disclosure Of Operating Segments [Line Items] |  |  |
Total assets | 241,539 |  | 235,226
Asset Management |  |  |
Disclosure Of Operating Segments [Line Items] |  |  |
Total assets | 19,083 |  | 17,348
Investment Bank |  |  |
Disclosure Of Operating Segments [Line Items] |  |  |
Total assets | 363,004 |  | 391,320
Group Functions |  |  |
Disclosure Of Operating Segments [Line Items] |  |  |
Total assets | 143,676 |  | $ 71,940
Credit Suisse BDs | US GAAP |  |  |
Disclosure Of Operating Segments [Line Items] |  |  |
Total assets | 544,367 |  |
Credit Suisse BDs | Reconciliation from US GAAP to IFRS |  |  |
Disclosure Of Operating Segments [Line Items] |  |  |
Total assets | 56,125 |  |
Credit Suisse BDs | Conversion from US GAAP to IFRS for derivative netting |  |  |
Disclosure Of Operating Segments [Line Items] |  |  |
Total assets | 69,705 |  |
Credit Suisse BDs | IFRS 3 PPA fair value marks on financial assets measured at amortized cost |  |  |
Disclosure Of Operating Segments [Line Items] |  |  |
Total assets | (8,428) |  |
Credit Suisse BDs | IFRS 3 PPA adjustments to other assets |  |  |
Disclosure Of Operating Segments [Line Items] |  |  |
Total assets | 1,972 |  |
Wealth Management | US GAAP |  |  |
Disclosure Of Operating Segments [Line Items] |  |  |
Total assets | 106,729 |  |
Swiss Bank | US GAAP |  |  |
Disclosure Of Operating Segments [Line Items] |  |  |
Total assets | 211,218 |  |
Asset Management | US GAAP |  |  |
Disclosure Of Operating Segments [Line Items] |  |  |
Total assets | 1,716 |  |
Investment Bank | US GAAP |  |  |
Disclosure Of Operating Segments [Line Items] |  |  |
Total assets | 96,575 |  |
Capital Release Unit | US GAAP |  |  |
Disclosure Of Operating Segments [Line Items] |  |  |
Total assets | 74,843 |  |
Corporate Center | US GAAP |  |  |
Disclosure Of Operating Segments [Line Items] |  |  |
Total assets | $ 53,286 |  |

X
- Definition The amount of a present economic resource controlled by the entity as a result of past events. Economic resource is a right that has the potential to produce economic benefits. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 13 -IssueDate 2022-03-24 -Paragraph 93 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2022-en-r&anchor=para_93_a&doctype=Standard -URIDate 2022-03-24 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 8 -IssueDate 2022-03-24 -Paragraph 28 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2022-en-r&anchor=para_28_c&doctype=Standard -URIDate 2022-03-24 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 13 -IssueDate 2022-03-24 -Paragraph 93 -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2022-en-r&anchor=para_93_b&doctype=Standard -URIDate 2022-03-24 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 13 -IssueDate 2022-03-24 -Paragraph 93 -Subparagraph e -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2022-en-r&anchor=para_93_e&doctype=Standard -URIDate 2022-03-24 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 8 -IssueDate 2022-03-24 -Paragraph 23 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2022-en-r&anchor=para_23&doctype=Standard -URIDate 2022-03-24 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2022-03-24 -Paragraph 55 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_55&doctype=Standard -URIDate 2022-03-24 + Details
Name: | ifrs-full_Assets
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table. + References No definition available. + Details
Name: | ifrs-full_DisclosureOfOperatingSegmentsLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | ifrs-full_SegmentConsolidationItemsAxis=ifrs-full_EliminationOfIntersegmentAmountsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_SegmentsAxis=ubs_SegmentUBSMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_SegmentsAxis=ubs_SegmentGWMMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_SegmentsAxis=ubs_SegmentPCBMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_SegmentsAxis=ubs_SegmentAMMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_SegmentsAxis=ubs_SegmentIBMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_SegmentsAxis=ubs_SegmentGFMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_SegmentsAxis=ubs_SegmentCSMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_FinancialEffectOfTransitionFromPreviousGAAPToIFRSsAxis=ifrs-full_PreviousGAAPMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_FinancialEffectOfTransitionFromPreviousGAAPToIFRSsAxis=ifrs-full_EffectOfTransitionToIFRSsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_FinancialEffectOfTransitionFromPreviousGAAPToIFRSsAxis=ubs_ConversionFromUSGAAPToIFRSForDerivativeNettingMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_FinancialEffectOfTransitionFromPreviousGAAPToIFRSsAxis=ubs_IFRS3PPAFairValueMarksOnFinancialAssetsMeasuredAtAmortizedCostMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_FinancialEffectOfTransitionFromPreviousGAAPToIFRSsAxis=ubs_IFRS3PPAAdjustmentsToOtherAssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_SegmentsAxis=ubs_SegmentWMMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_SegmentsAxis=ubs_SegmentSBMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_SegmentsAxis=ubs_SegmentCSAMMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_SegmentsAxis=ubs_SegmentCSIBMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_SegmentsAxis=ubs_SegmentCRUMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_SegmentsAxis=ubs_SegmentCCMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |