XML 57 R50.htm IDEA: XBRL DOCUMENT
v3.25.2

Financial instruments - valuation - Level 3 Sensitivities of Liabilities (Details) - GBP (£) £ in Millions | 6 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | ---
Jun. 30, 2025 | Dec. 31, 2024 | Jun. 30, 2024 | Dec. 31, 2023
Fair value of liabilities |  |  |  |
Specified target level of certainty for assumptions of unobservable inputs | 90.00% |  |  |
At fair value |  |  |  |
Fair value of liabilities |  |  |  |
Liabilities | £ 128,989 | £ 130,578 |  |
At fair value | Trading deposits |  |  |  |
Fair value of liabilities |  |  |  |
Liabilities | 46,379 | 43,966 |  |
At fair value | Short positions, trading |  |  |  |
Fair value of liabilities |  |  |  |
Liabilities | 12,215 | 10,491 |  |
At fair value | Interest rate |  |  |  |
Fair value of liabilities |  |  |  |
Liabilities | 28,317 | 31,532 |  |
At fair value | Foreign exchange |  |  |  |
Fair value of liabilities |  |  |  |
Liabilities | 37,496 | 40,306 |  |
At fair value | Other derivatives |  |  |  |
Fair value of liabilities |  |  |  |
Liabilities | 170 | 244 |  |
At fair value | Debt securities in issue |  |  |  |
Fair value of liabilities |  |  |  |
Liabilities | 1,945 | 1,736 |  |
At fair value | Other deposits |  |  |  |
Fair value of liabilities |  |  |  |
Liabilities | 1,982 | 1,812 |  |
At fair value | Level 3 |  |  |  |
Fair value of liabilities |  |  |  |
Liabilities | 398 | 494 | £ 686 | £ 691
Sensitivity favourable | 20 | 30 |  |
Sensitivity unfavourable | (30) | (40) |  |
At fair value | Level 3 | Short positions, trading |  |  |  |
Fair value of liabilities |  |  |  |
Liabilities | 1 | 1 |  |
At fair value | Level 3 | Derivatives |  |  |  |
Fair value of liabilities |  |  |  |
Liabilities | 342 | 465 | £ 658 | £ 685
At fair value | Level 3 | Interest rate |  |  |  |
Fair value of liabilities |  |  |  |
Liabilities | 203 | 279 |  |
Sensitivity favourable | 10 | 10 |  |
Sensitivity unfavourable | (10) | (10) |  |
At fair value | Level 3 | Foreign exchange |  |  |  |
Fair value of liabilities |  |  |  |
Liabilities | 76 | 66 |  |
At fair value | Level 3 | Other derivatives |  |  |  |
Fair value of liabilities |  |  |  |
Liabilities | 63 | 120 |  |
Sensitivity favourable |  | 10 |  |
Sensitivity unfavourable |  | (10) |  |
At fair value | Level 3 | Debt securities in issue |  |  |  |
Fair value of liabilities |  |  |  |
Liabilities | 3 | 3 |  |
At fair value | Level 3 | Other deposits |  |  |  |
Fair value of liabilities |  |  |  |
Liabilities | 52 | 25 |  |
Sensitivity favourable | 10 | 10 |  |
Sensitivity unfavourable | £ (20) | £ (20) |  |

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_DisclosureOfFairValueMeasurementOfLiabilitiesLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The fair value of financial liabilities. [Refer: At fair value [member]; Financial liabilities] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2024-01-01 -Paragraph 25 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2024-en-r&anchor=para_25&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_FinancialLiabilitiesAtFairValue
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The amount of increase (decrease) in the fair value measurement of liabilities due to a reasonably possible decrease in an unobservable input. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 13 -IssueDate 2024-01-01 -Paragraph 93 -Subparagraph h -Clause ii -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2024-en-r&anchor=para_93_h_ii&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_IncreaseDecreaseInFairValueMeasurementDueToReasonablyPossibleDecreaseInUnobservableInputLiabilities
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The amount of increase (decrease) in the fair value measurement of liabilities due to a reasonably possible increase in an unobservable input. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 13 -IssueDate 2024-01-01 -Paragraph 93 -Subparagraph h -Clause ii -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2024-en-r&anchor=para_93_h_ii&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_IncreaseDecreaseInFairValueMeasurementDueToReasonablyPossibleIncreaseInUnobservableInputLiabilities
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Specified target level of certainty for assumptions of unobservable inputs. + References No definition available. + Details
Name: | nwg_SpecifiedTargetLevelOfCertaintyForUnobservableInputs
Namespace Prefix: | nwg_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | ifrs-full_MeasurementAxis=ifrs-full_AtFairValueMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialLiabilitiesAxis=nwg_TradingDepositsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialLiabilitiesAxis=nwg_ShortPositionsTradingMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialLiabilitiesAxis=nwg_InterestRateDerivativesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialLiabilitiesAxis=nwg_ForeignExchangeDerivativesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialLiabilitiesAxis=nwg_OtherDerivativesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialLiabilitiesAxis=nwg_OtherDebtSecuritiesInIssueMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialLiabilitiesAxis=nwg_OtherDepositsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_LevelsOfFairValueHierarchyAxis=ifrs-full_Level3OfFairValueHierarchyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialLiabilitiesAxis=ifrs-full_DerivativesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |