Cybersecurity Risk Management and Strategy Disclosure	12 Months Ended
Cybersecurity Risk Management and Strategy Disclosure	Dec. 31, 2024
Cybersecurity Risk Management, Strategy, and Governance [Line Items]
Cybersecurity Risk Management Processes for Assessing, Identifying, and Managing Threats [Text Block]	Technology and cybersecurity risk Like other organisations, we operate in an extensive and complex technology landscape. We need to remain resilient in order to support customers, our colleagues and financial markets globally. Risks arise where, for example, technology is not understood, maintained or developed appropriately. We also continue to operate in an increasingly complex cyber threat environment globally. These threats include potential unauthorised access to systems including access to customer data, whether ours or that of our third-party suppliers’. These threats require ongoing investment in business and technical controls to defend against them. Mitigating actions –We continue to upgrade many of our technology systems and are transforming how software solutions are developed, delivered, maintained and tested as part of our investment in the Group’s operational resilience capabilities to seek to meet the expectations of our customers and regulators, and to help prevent disruptions to our services. –Our cyber intelligence and threat analysis team continually evaluate threat levels for the most prevalent cyber-attack types and their potential outcomes (see page 82), and we continue to seek to strengthen our controls to help reduce the likelihood and impact of attacks including advanced malware, data leakage, exposure through third parties and security vulnerabilities. –We continue to seek to enhance our cybersecurity capabilities, including Cloud security, identity and access management, metrics and data analytics, and third-party security reviews and to invest in mitigating the potential threats of emerging technologies. –We regularly report and review cyber risk and control effectiveness at executive level across global businesses, functions and regions, as well as at non-executive Board level to help enable appropriate visibility and governance of the risk and its mitigating actions. –We participate globally in industry bodies and working groups, working together to seek to prevent, detect and defend against cyber-attacks on financial organisations globally. –We respond to attempts to compromise our cybersecurity in accordance with our cybersecurity framework. To date, none of these attacks have had a material impact on our business or operations.
Cybersecurity Risk Management Processes Integrated [Flag]	true
Cybersecurity Risk Management Processes Integrated [Text Block]	Mitigating actions –We continue to upgrade many of our technology systems and are transforming how software solutions are developed, delivered, maintained and tested as part of our investment in the Group’s operational resilience capabilities to seek to meet the expectations of our customers and regulators, and to help prevent disruptions to our services. –Our cyber intelligence and threat analysis team continually evaluate threat levels for the most prevalent cyber-attack types and their potential outcomes (see page 82), and we continue to seek to strengthen our controls to help reduce the likelihood and impact of attacks including advanced malware, data leakage, exposure through third parties and security vulnerabilities. –We continue to seek to enhance our cybersecurity capabilities, including Cloud security, identity and access management, metrics and data analytics, and third-party security reviews and to invest in mitigating the potential threats of emerging technologies. –We regularly report and review cyber risk and control effectiveness at executive level across global businesses, functions and regions, as well as at non-executive Board level to help enable appropriate visibility and governance of the risk and its mitigating actions. –We participate globally in industry bodies and working groups, working together to seek to prevent, detect and defend against cyber-attacks on financial organisations globally. –We respond to attempts to compromise our cybersecurity in accordance with our cybersecurity framework. To date, none of these attacks have had a material impact on our business or operations.
Cybersecurity Risk Management Third Party Engaged [Flag]	true
Cybersecurity Risk Third Party Oversight and Identification Processes [Flag]	true
Cybersecurity Risk Materially Affected or Reasonably Likely to Materially Affect Registrant [Flag]	false
Cybersecurity Risk Board of Directors Oversight [Text Block]	Mitigating actions –We continue to upgrade many of our technology systems and are transforming how software solutions are developed, delivered, maintained and tested as part of our investment in the Group’s operational resilience capabilities to seek to meet the expectations of our customers and regulators, and to help prevent disruptions to our services. –Our cyber intelligence and threat analysis team continually evaluate threat levels for the most prevalent cyber-attack types and their potential outcomes (see page 82), and we continue to seek to strengthen our controls to help reduce the likelihood and impact of attacks including advanced malware, data leakage, exposure through third parties and security vulnerabilities. –We continue to seek to enhance our cybersecurity capabilities, including Cloud security, identity and access management, metrics and data analytics, and third-party security reviews and to invest in mitigating the potential threats of emerging technologies. –We regularly report and review cyber risk and control effectiveness at executive level across global businesses, functions and regions, as well as at non-executive Board level to help enable appropriate visibility and governance of the risk and its mitigating actions. –We participate globally in industry bodies and working groups, working together to seek to prevent, detect and defend against cyber-attacks on financial organisations globally. –We respond to attempts to compromise our cybersecurity in accordance with our cybersecurity framework. To date, none of these attacks have had a material impact on our business or operations.
Cybersecurity Risk Board Committee or Subcommittee Responsible for Oversight [Text Block]	We regularly report and review cyber risk and control effectiveness at executive level across global businesses, functions and regions, as well as at non-executive Board level to help enable appropriate visibility and governance of the risk and its mitigating actions.
Cybersecurity Risk Process for Informing Board Committee or Subcommittee Responsible for Oversight [Text Block]	Mitigating actions –We continue to upgrade many of our technology systems and are transforming how software solutions are developed, delivered, maintained and tested as part of our investment in the Group’s operational resilience capabilities to seek to meet the expectations of our customers and regulators, and to help prevent disruptions to our services. –Our cyber intelligence and threat analysis team continually evaluate threat levels for the most prevalent cyber-attack types and their potential outcomes (see page 82), and we continue to seek to strengthen our controls to help reduce the likelihood and impact of attacks including advanced malware, data leakage, exposure through third parties and security vulnerabilities. –We continue to seek to enhance our cybersecurity capabilities, including Cloud security, identity and access management, metrics and data analytics, and third-party security reviews and to invest in mitigating the potential threats of emerging technologies. –We regularly report and review cyber risk and control effectiveness at executive level across global businesses, functions and regions, as well as at non-executive Board level to help enable appropriate visibility and governance of the risk and its mitigating actions. –We participate globally in industry bodies and working groups, working together to seek to prevent, detect and defend against cyber-attacks on financial organisations globally. –We respond to attempts to compromise our cybersecurity in accordance with our cybersecurity framework. To date, none of these attacks have had a material impact on our business or operations.
Cybersecurity Risk Role of Management [Text Block]	We continue to upgrade many of our technology systems and are transforming how software solutions are developed, delivered, maintained and tested as part of our investment in the Group’s operational resilience capabilities to seek to meet the expectations of our customers and regulators, and to help prevent disruptions to our services. –Our cyber intelligence and threat analysis team continually evaluate threat levels for the most prevalent cyber-attack types and their potential outcomes (see page 82), and we continue to seek to strengthen our controls to help reduce the likelihood and impact of attacks including advanced malware, data leakage, exposure through third parties and security vulnerabilities. –We continue to seek to enhance our cybersecurity capabilities, including Cloud security, identity and access management, metrics and data analytics, and third-party security reviews and to invest in mitigating the potential threats of emerging technologies. –We regularly report and review cyber risk and control effectiveness at executive level across global businesses, functions and regions, as well as at non-executive Board level to help enable appropriate visibility and governance of the risk and its mitigating actions. –We participate globally in industry bodies and working groups, working together to seek to prevent, detect and defend against cyber-attacks on financial organisations globally.
Cybersecurity Risk Management Positions or Committees Responsible [Flag]	true
Cybersecurity Risk Management Positions or Committees Responsible [Text Block]	We regularly report and review cyber risk and control effectiveness at executive level across global businesses, functions and regions, as well as at non-executive Board level to help enable appropriate visibility and governance of the risk and its mitigating actions.
Cybersecurity Risk Management Expertise of Management Responsible [Text Block]	We continue to upgrade many of our technology systems and are transforming how software solutions are developed, delivered, maintained and tested as part of our investment in the Group’s operational resilience capabilities to seek to meet the expectations of our customers and regulators, and to help prevent disruptions to our services. –Our cyber intelligence and threat analysis team continually evaluate threat levels for the most prevalent cyber-attack types and their potential outcomes (see page 82), and we continue to seek to strengthen our controls to help reduce the likelihood and impact of attacks including advanced malware, data leakage, exposure through third parties and security vulnerabilities. –We continue to seek to enhance our cybersecurity capabilities, including Cloud security, identity and access management, metrics and data analytics, and third-party security reviews and to invest in mitigating the potential threats of emerging technologies. –We regularly report and review cyber risk and control effectiveness at executive level across global businesses, functions and regions, as well as at non-executive Board level to help enable appropriate visibility and governance of the risk and its mitigating actions. –We participate globally in industry bodies and working groups, working together to seek to prevent, detect and defend against cyber-attacks on financial organisations globally.
Cybersecurity Risk Process for Informing Management or Committees Responsible [Text Block]	We regularly report and review cyber risk and control effectiveness at executive level across global businesses, functions and regions, as well as at non-executive Board level to help enable appropriate visibility and governance of the risk and its mitigating actions.
Cybersecurity Risk Management Positions or Committees Responsible Report to Board [Flag]	true