XML 67 R57.htm IDEA: XBRL DOCUMENT
v3.21.2

Expected credit loss measurement - Coverage ratios (Detail 2) - USD ($) $ in Millions | Jun. 30, 2021 | Mar. 31, 2021 | Dec. 31, 2020
--- | --- | --- | ---
Disclosure Of Provision Matrix [Line Items] |  |  |  |  |  |
Total exposure |  | $ 107,537 |  | $ 106,865 | $ 105,116 |
Total |  |  |  |  |  |
Disclosure Of Provision Matrix [Line Items] |  |  |  |  |  |
Total exposure | [1] | $ 99,284 |  | $ 100,877 | $ 101,869 |
ECL coverage | [1] | 0.21% |  | 0.24% | 0.25% |
Total | Private clients with mortgages |  |  |  |  |  |
Disclosure Of Provision Matrix [Line Items] |  |  |  |  |  |
Total exposure |  | $ 8,063 |  | $ 7,455 | $ 6,285 |
ECL coverage |  | 0.04% |  | 0.06% | 0.07% |
Total | Real estate financing |  |  |  |  |  |
Disclosure Of Provision Matrix [Line Items] |  |  |  |  |  |
Total exposure |  | $ 8,048 |  | $ 8,513 | $ 7,056 |
ECL coverage |  | 0.09% |  | 0.17% | 0.21% |
Total | Large corporate clients |  |  |  |  |  |
Disclosure Of Provision Matrix [Line Items] |  |  |  |  |  |
Total exposure |  | $ 29,990 |  | $ 30,796 | $ 32,828 |
ECL coverage |  | 0.41% |  | 0.48% | 0.46% |
Total | SME clients |  |  |  |  |  |
Disclosure Of Provision Matrix [Line Items] |  |  |  |  |  |
Total exposure |  | $ 8,273 |  | $ 8,101 | $ 9,121 |
ECL coverage |  | 0.43% |  | 0.41% | 0.40% |
Total | Lombard loans |  |  |  |  |  |
Disclosure Of Provision Matrix [Line Items] |  |  |  |  |  |
Total exposure |  | $ 14,736 |  | $ 14,603 | $ 14,178 |
ECL coverage |  | 0.01% |  | 0.02% | 0.02% |
Total | Credit cards |  |  |  |  |  |
Disclosure Of Provision Matrix [Line Items] |  |  |  |  |  |
Total exposure |  | $ 9,298 |  | $ 9,175 | $ 8,661 |
ECL coverage |  | 0.07% |  | 0.07% | 0.09% |
Total | Commodity trade finance |  |  |  |  |  |
Disclosure Of Provision Matrix [Line Items] |  |  |  |  |  |
Total exposure |  | $ 2,623 |  | $ 2,379 | $ 1,683 |
ECL coverage |  | 0.08% |  | 0.18% | 0.10% |
Total | Financial intermediaries and hedge funds |  |  |  |  |  |
Disclosure Of Provision Matrix [Line Items] |  |  |  |  |  |
Total exposure |  | $ 10,576 |  | $ 11,090 | $ 7,690 |
ECL coverage |  | 0.17% |  | 0.19% | 0.26% |
Total | Other off-balance sheet commitments |  |  |  |  |  |
Disclosure Of Provision Matrix [Line Items] |  |  |  |  |  |
Total exposure |  | $ 7,678 |  | $ 8,764 | $ 14,366 |
ECL coverage |  | 0.17% |  | 0.14% | 0.13% |
Twelve-month expected credit losses | Positions that are not credit impaired |  |  |  |  |  |
Disclosure Of Provision Matrix [Line Items] |  |  |  |  |  |
Total exposure |  | $ 98,938 |  | $ 96,773 | $ 93,337 |
Twelve-month expected credit losses | Positions that are not credit impaired | Total |  |  |  |  |  |
Disclosure Of Provision Matrix [Line Items] |  |  |  |  |  |
Total exposure | [1] | $ 90,685 |  | $ 90,785 | $ 90,090 |
ECL coverage | [1] | 0.13% |  | 0.13% | 0.13% |
Twelve-month expected credit losses | Positions that are not credit impaired | Total | Private clients with mortgages |  |  |  |  |  |
Disclosure Of Provision Matrix [Line Items] |  |  |  |  |  |
Total exposure |  | $ 7,809 |  | $ 7,226 | $ 6,083 |
ECL coverage |  | 0.04% |  | 0.05% | 0.06% |
Twelve-month expected credit losses | Positions that are not credit impaired | Total | Real estate financing |  |  |  |  |  |
Disclosure Of Provision Matrix [Line Items] |  |  |  |  |  |
Total exposure |  | $ 7,596 |  | $ 8,049 | $ 6,576 |
ECL coverage |  | 0.07% |  | 0.07% | 0.09% |
Twelve-month expected credit losses | Positions that are not credit impaired | Total | Large corporate clients |  |  |  |  |  |
Disclosure Of Provision Matrix [Line Items] |  |  |  |  |  |
Total exposure |  | $ 24,540 |  | $ 24,339 | $ 25,026 |
ECL coverage |  | 0.27% |  | 0.31% | 0.27% |
Twelve-month expected credit losses | Positions that are not credit impaired | Total | SME clients |  |  |  |  |  |
Disclosure Of Provision Matrix [Line Items] |  |  |  |  |  |
Total exposure |  | $ 7,099 |  | $ 6,626 | $ 7,239 |
ECL coverage |  | 0.20% |  | 0.20% | 0.19% |
Twelve-month expected credit losses | Positions that are not credit impaired | Total | Lombard loans |  |  |  |  |  |
Disclosure Of Provision Matrix [Line Items] |  |  |  |  |  |
Total exposure |  | $ 14,735 |  | $ 14,603 | $ 14,170 |
ECL coverage |  | 0.00% |  | 0.01% | 0.01% |
Twelve-month expected credit losses | Positions that are not credit impaired | Total | Credit cards |  |  |  |  |  |
Disclosure Of Provision Matrix [Line Items] |  |  |  |  |  |
Total exposure |  | $ 8,825 |  | $ 8,695 | $ 8,220 |
ECL coverage |  | 0.05% |  | 0.06% | 0.08% |
Twelve-month expected credit losses | Positions that are not credit impaired | Total | Commodity trade finance |  |  |  |  |  |
Disclosure Of Provision Matrix [Line Items] |  |  |  |  |  |
Total exposure |  | $ 2,593 |  | $ 2,352 | $ 1,658 |
ECL coverage |  | 0.05% |  | 0.05% | 0.08% |
Twelve-month expected credit losses | Positions that are not credit impaired | Total | Financial intermediaries and hedge funds |  |  |  |  |  |
Disclosure Of Provision Matrix [Line Items] |  |  |  |  |  |
Total exposure |  | $ 10,110 |  | $ 10,468 | $ 7,242 |
ECL coverage |  | 0.12% |  | 0.10% | 0.13% |
Twelve-month expected credit losses | Positions that are not credit impaired | Total | Other off-balance sheet commitments |  |  |  |  |  |
Disclosure Of Provision Matrix [Line Items] |  |  |  |  |  |
Total exposure |  | $ 7,377 |  | $ 8,428 | $ 13,876 |
ECL coverage |  | 0.08% |  | 0.07% | 0.07% |
Lifetime expected credit losses | Positions that are not credit impaired |  |  |  |  |  |
Disclosure Of Provision Matrix [Line Items] |  |  |  |  |  |
Total exposure |  | $ 8,191 |  | $ 9,738 | $ 11,396 |
Lifetime expected credit losses | Positions that are not credit impaired | Total |  |  |  |  |  |
Disclosure Of Provision Matrix [Line Items] |  |  |  |  |  |
Total exposure | [1] | $ 8,191 |  | $ 9,738 | $ 11,396 |
ECL coverage |  | 0.82% | [1] | 0.98% | 0.91% | [1]
Lifetime expected credit losses | Positions that are not credit impaired | Total | Private clients with mortgages |  |  |  |  |  |
Disclosure Of Provision Matrix [Line Items] |  |  |  |  |  |
Total exposure |  | $ 251 |  | $ 217 | $ 198 |
ECL coverage |  | 0.07% |  | 0.16% | 0.16% |
Lifetime expected credit losses | Positions that are not credit impaired | Total | Real estate financing |  |  |  |  |  |
Disclosure Of Provision Matrix [Line Items] |  |  |  |  |  |
Total exposure |  | $ 452 |  | $ 455 | $ 481 |
ECL coverage |  | 0.49% |  | 1.92% | 1.85% |
Lifetime expected credit losses | Positions that are not credit impaired | Total | Large corporate clients |  |  |  |  |  |
Disclosure Of Provision Matrix [Line Items] |  |  |  |  |  |
Total exposure |  | $ 5,187 |  | $ 6,249 | $ 7,598 |
ECL coverage |  | 0.91% |  | 1.02% | 0.92% |
Lifetime expected credit losses | Positions that are not credit impaired | Total | SME clients |  |  |  |  |  |
Disclosure Of Provision Matrix [Line Items] |  |  |  |  |  |
Total exposure |  | $ 1,040 |  | $ 1,367 | $ 1,734 |
ECL coverage |  | 0.91% |  | 0.70% | 0.63% |
Lifetime expected credit losses | Positions that are not credit impaired | Total | Lombard loans |  |  |  |  |  |
Disclosure Of Provision Matrix [Line Items] |  |  |  |  |  |
Total exposure |  | $ 0 |  | $ 0 | $ 0 |
ECL coverage |  | 0.00% |  | 0.00% | 0.00% |
Lifetime expected credit losses | Positions that are not credit impaired | Total | Credit cards |  |  |  |  |  |
Disclosure Of Provision Matrix [Line Items] |  |  |  |  |  |
Total exposure |  | $ 464 |  | $ 469 | $ 430 |
ECL coverage |  | 0.33% |  | 0.30% | 0.44% |
Lifetime expected credit losses | Positions that are not credit impaired | Total | Commodity trade finance |  |  |  |  |  |
Disclosure Of Provision Matrix [Line Items] |  |  |  |  |  |
Total exposure |  | $ 30 |  | $ 26 | $ 25 |
ECL coverage |  | 0.50% |  | 0.28% | 0.15% |
Lifetime expected credit losses | Positions that are not credit impaired | Total | Financial intermediaries and hedge funds |  |  |  |  |  |
Disclosure Of Provision Matrix [Line Items] |  |  |  |  |  |
Total exposure |  | $ 466 |  | $ 622 | $ 448 |
ECL coverage |  | 1.20% |  | 1.69% | 2.48% |
Lifetime expected credit losses | Positions that are not credit impaired | Total | Other off-balance sheet commitments |  |  |  |  |  |
Disclosure Of Provision Matrix [Line Items] |  |  |  |  |  |
Total exposure |  | $ 301 |  | $ 332 | $ 482 |
ECL coverage |  | 0.21% |  | 0.23% | 0.11% |
Lifetime expected credit losses | Credit-impaired positions |  |  |  |  |  |
Disclosure Of Provision Matrix [Line Items] |  |  |  |  |  |
Total exposure |  | $ 408 |  | $ 354 | $ 382 |
Lifetime expected credit losses | Credit-impaired positions | Total |  |  |  |  |  |
Disclosure Of Provision Matrix [Line Items] |  |  |  |  |  |
Total exposure | [1] | $ 408 |  | $ 354 | $ 382 |
ECL coverage | [1] | 6.71% |  | 8.31% | 8.94% |
Lifetime expected credit losses | Credit-impaired positions | Total | Private clients with mortgages |  |  |  |  |  |
Disclosure Of Provision Matrix [Line Items] |  |  |  |  |  |
Total exposure |  | $ 3 |  | $ 13 | $ 3 |
ECL coverage |  | 3.49% |  | 1.11% | 1.97% |
Lifetime expected credit losses | Credit-impaired positions | Total | Real estate financing |  |  |  |  |  |
Disclosure Of Provision Matrix [Line Items] |  |  |  |  |  |
Total exposure |  | $ 0 |  | $ 9 | $ 0 |
ECL coverage |  | 0.00% |  | 0.53% | 0.00% |
Lifetime expected credit losses | Credit-impaired positions | Total | Large corporate clients |  |  |  |  |  |
Disclosure Of Provision Matrix [Line Items] |  |  |  |  |  |
Total exposure |  | $ 262 |  | $ 209 | $ 205 |
ECL coverage |  | 2.78% |  | 4.22% | 5.65% |
Lifetime expected credit losses | Credit-impaired positions | Total | SME clients |  |  |  |  |  |
Disclosure Of Provision Matrix [Line Items] |  |  |  |  |  |
Total exposure |  | $ 134 |  | $ 108 | $ 148 |
ECL coverage |  | 8.78% |  | 9.73% | 7.79% |
Lifetime expected credit losses | Credit-impaired positions | Total | Lombard loans |  |  |  |  |  |
Disclosure Of Provision Matrix [Line Items] |  |  |  |  |  |
Total exposure |  | $ 0 |  | $ 0 | $ 8 |
ECL coverage |  | 0.00% |  | 0.00% | 19.41% |
Lifetime expected credit losses | Credit-impaired positions | Total | Credit cards |  |  |  |  |  |
Disclosure Of Provision Matrix [Line Items] |  |  |  |  |  |
Total exposure |  | $ 9 |  | $ 11 | $ 11 |
ECL coverage |  | 0.00% |  | 0.00% | 0.00% |
Lifetime expected credit losses | Credit-impaired positions | Total | Commodity trade finance |  |  |  |  |  |
Disclosure Of Provision Matrix [Line Items] |  |  |  |  |  |
Total exposure |  | $ 0 |  | $ 0 | $ 0 |
ECL coverage |  | 0.00% |  | 0.00% | 0.00% |
Lifetime expected credit losses | Credit-impaired positions | Total | Financial intermediaries and hedge funds |  |  |  |  |  |
Disclosure Of Provision Matrix [Line Items] |  |  |  |  |  |
Total exposure |  | $ 0 |  | $ 0 | $ 0 |
ECL coverage |  | 0.00% |  | 0.00% | 1.66% |
Lifetime expected credit losses | Credit-impaired positions | Total | Other off-balance sheet commitments |  |  |  |  |  |
Disclosure Of Provision Matrix [Line Items] |  |  |  |  |  |
Total exposure |  | $ 0 |  | $ 4 | $ 8 |
ECL coverage |  | 0.00% |  | 0.00% | 0.00% |
[1] | <div>Excludes Forward starting reverse repurchase and securities borrowing agreements.</div>

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

X
- Definition The rate of expected credit losses, calculated as percentage of the gross carrying amount. Expected credit losses are the weighted average of credit losses with the respective risks of a default occurring as the weights. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IFRS -Number 7 -IssueDate 2020-01-01 -Paragraph IG20D -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2020-en-r&anchor=para_IG20D&doctype=Implementation%20Guidance -URIDate 2020-01-01 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Name IFRS -Number 7 -IssueDate 2020-01-01 -Paragraph 35N -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2020-en-r&anchor=para_35N&doctype=Standard -URIDate 2020-01-01 + Details
Name: | ifrs-full_ExpectedCreditLossRate
Namespace Prefix: | ifrs-full_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition The amount of the exposure to credit risk on loan commitments and financial guarantee contracts. [Refer: Loan commitments [member]; Financial guarantee contracts [member]; Credit risk [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2020-01-01 -Paragraph 35H -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2020-en-r&anchor=para_35H&doctype=Standard -URIDate 2020-01-01 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2020-01-01 -Paragraph 35I -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2020-en-r&anchor=para_35I&doctype=Standard -URIDate 2020-01-01 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2020-01-01 -Paragraph 35M -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2020-en-r&anchor=para_35M&doctype=Standard -URIDate 2020-01-01 + Details
Name: | ifrs-full_ExposureToCreditRiskOnLoanCommitmentsAndFinancialGuaranteeContracts
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=ubs_OffbalanceSheetLoanPortfolioMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_CounterpartiesAxis=ifrs-full_MortgagesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_CounterpartiesAxis=ubs_RealEstateLoanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_CounterpartiesAxis=ifrs-full_CorporateLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_CounterpartiesAxis=ubs_SmallMediumEnterpriseMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_CounterpartiesAxis=ubs_LombardLoanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_CounterpartiesAxis=ubs_CreditCardMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_CounterpartiesAxis=ubs_CommodityTradeFinanceMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_CounterpartiesAxis=ubs_FinancialIntermediariesAndHedgeFundsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_CounterpartiesAxis=ubs_OtherOffbalanceSheetCommitmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypeOfMeasurementOfExpectedCreditLossesAxis=ifrs-full_TwelvemonthExpectedCreditLossesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_CreditImpairmentOfFinancialInstrumentsAxis=ifrs-full_FinancialInstrumentsNotCreditimpairedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypeOfMeasurementOfExpectedCreditLossesAxis=ifrs-full_LifetimeExpectedCreditLossesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_CreditImpairmentOfFinancialInstrumentsAxis=ifrs-full_FinancialInstrumentsCreditimpairedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |