| r0.0010 | boe_a3761.root/Forecast - end current year | | | | N/A | N/A | N/A | N/A | N/A | N/A | N/A | boe_eba_RF:x6010 |
| r0.0020 | boe_a3761.root/Forecast - end next year | | | | N/A | N/A | N/A | N/A | N/A | N/A | N/A | boe_eba_RF:x6011 |
| 0300.0010 | TOTAL LIABILITIES/Forecast - end current year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | N/A | eba_BA:x7 | N/A | eba_MC:x31 | boe_eba_RF:x6010 |
| 0300.0020 | TOTAL LIABILITIES/Forecast - end next year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | N/A | eba_BA:x7 | N/A | eba_MC:x31 | boe_eba_RF:x6011 |
| 0010.0010 | Financial liabilities held for trading/Forecast - end current year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x26 | eba_BA:x7 | N/A | eba_MC:x111 | boe_eba_RF:x6010 |
| 0010.0020 | Financial liabilities held for trading/Forecast - end next year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x26 | eba_BA:x7 | N/A | eba_MC:x111 | boe_eba_RF:x6011 |
| 0020.0010 | Derivatives/Forecast - end current year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x26 | eba_BA:x7 | N/A | eba_MC:x99 | boe_eba_RF:x6010 |
| 0020.0020 | Derivatives/Forecast - end next year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x26 | eba_BA:x7 | N/A | eba_MC:x99 | boe_eba_RF:x6011 |
| 0030.0010 | Short positions/Forecast - end current year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x26 | eba_BA:x7 | N/A | eba_MC:x323 | boe_eba_RF:x6010 |
| 0030.0020 | Short positions/Forecast - end next year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x26 | eba_BA:x7 | N/A | eba_MC:x323 | boe_eba_RF:x6011 |
| 0040.0010 | Deposits/Forecast - end current year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x26 | eba_BA:x7 | N/A | eba_MC:x135 | boe_eba_RF:x6010 |
| 0040.0020 | Deposits/Forecast - end next year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x26 | eba_BA:x7 | N/A | eba_MC:x135 | boe_eba_RF:x6011 |
| 0050.0010 | Debt securities issued/Forecast - end current year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x26 | eba_BA:x7 | N/A | eba_MC:x146 | boe_eba_RF:x6010 |
| 0050.0020 | Debt securities issued/Forecast - end next year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x26 | eba_BA:x7 | N/A | eba_MC:x146 | boe_eba_RF:x6011 |
| 0060.0010 | Other financial liabilities/Forecast - end current year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x26 | eba_BA:x7 | N/A | eba_MC:x264 | boe_eba_RF:x6010 |
| 0060.0020 | Other financial liabilities/Forecast - end next year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x26 | eba_BA:x7 | N/A | eba_MC:x264 | boe_eba_RF:x6011 |
| 0061.0010 | Trading financial liabilities/Forecast - end current year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x68 | eba_BA:x7 | N/A | eba_MC:x111 | boe_eba_RF:x6010 |
| 0061.0020 | Trading financial liabilities/Forecast - end next year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x68 | eba_BA:x7 | N/A | eba_MC:x111 | boe_eba_RF:x6011 |
| 0062.0010 | Derivatives/Forecast - end current year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x68 | eba_BA:x7 | N/A | eba_MC:x99 | boe_eba_RF:x6010 |
| 0062.0020 | Derivatives/Forecast - end next year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x68 | eba_BA:x7 | N/A | eba_MC:x99 | boe_eba_RF:x6011 |
| 0063.0010 | Short positions/Forecast - end current year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x68 | eba_BA:x7 | N/A | eba_MC:x323 | boe_eba_RF:x6010 |
| 0063.0020 | Short positions/Forecast - end next year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x68 | eba_BA:x7 | N/A | eba_MC:x323 | boe_eba_RF:x6011 |
| 0064.0010 | Deposits/Forecast - end current year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x68 | eba_BA:x7 | N/A | eba_MC:x135 | boe_eba_RF:x6010 |
| 0064.0020 | Deposits/Forecast - end next year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x68 | eba_BA:x7 | N/A | eba_MC:x135 | boe_eba_RF:x6011 |
| 0065.0010 | Debt securities issued/Forecast - end current year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x68 | eba_BA:x7 | N/A | eba_MC:x146 | boe_eba_RF:x6010 |
| 0065.0020 | Debt securities issued/Forecast - end next year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x68 | eba_BA:x7 | N/A | eba_MC:x146 | boe_eba_RF:x6011 |
| 0066.0010 | Other financial liabilities/Forecast - end current year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x68 | eba_BA:x7 | N/A | eba_MC:x264 | boe_eba_RF:x6010 |
| 0066.0020 | Other financial liabilities/Forecast - end next year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x68 | eba_BA:x7 | N/A | eba_MC:x264 | boe_eba_RF:x6011 |
| 0070.0010 | Financial liabilities designated at fair value through profit or loss/Forecast - end current year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x25 | eba_BA:x7 | N/A | eba_MC:x93 | boe_eba_RF:x6010 |
| 0070.0020 | Financial liabilities designated at fair value through profit or loss/Forecast - end next year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x25 | eba_BA:x7 | N/A | eba_MC:x93 | boe_eba_RF:x6011 |
| 0080.0010 | Deposits/Forecast - end current year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x25 | eba_BA:x7 | N/A | eba_MC:x135 | boe_eba_RF:x6010 |
| 0080.0020 | Deposits/Forecast - end next year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x25 | eba_BA:x7 | N/A | eba_MC:x135 | boe_eba_RF:x6011 |
| 0090.0010 | Debt securities issued/Forecast - end current year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x25 | eba_BA:x7 | N/A | eba_MC:x146 | boe_eba_RF:x6010 |
| 0090.0020 | Debt securities issued/Forecast - end next year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x25 | eba_BA:x7 | N/A | eba_MC:x146 | boe_eba_RF:x6011 |
| 0100.0010 | Other financial liabilities/Forecast - end current year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x25 | eba_BA:x7 | N/A | eba_MC:x264 | boe_eba_RF:x6010 |
| 0100.0020 | Other financial liabilities/Forecast - end next year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x25 | eba_BA:x7 | N/A | eba_MC:x264 | boe_eba_RF:x6011 |
| 0110.0010 | Financial liabilities measured at amortised cost/Forecast - end current year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x27 | eba_BA:x7 | N/A | eba_MC:x93 | boe_eba_RF:x6010 |
| 0110.0020 | Financial liabilities measured at amortised cost/Forecast - end next year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x27 | eba_BA:x7 | N/A | eba_MC:x93 | boe_eba_RF:x6011 |
| 0120.0010 | Deposits/Forecast - end current year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x27 | eba_BA:x7 | N/A | eba_MC:x135 | boe_eba_RF:x6010 |
| 0120.0020 | Deposits/Forecast - end next year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x27 | eba_BA:x7 | N/A | eba_MC:x135 | boe_eba_RF:x6011 |
| 0130.0010 | Debt securities issued/Forecast - end current year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x27 | eba_BA:x7 | N/A | eba_MC:x146 | boe_eba_RF:x6010 |
| 0130.0020 | Debt securities issued/Forecast - end next year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x27 | eba_BA:x7 | N/A | eba_MC:x146 | boe_eba_RF:x6011 |
| 0140.0010 | Other financial liabilities/Forecast - end current year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x27 | eba_BA:x7 | N/A | eba_MC:x264 | boe_eba_RF:x6010 |
| 0140.0020 | Other financial liabilities/Forecast - end next year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x27 | eba_BA:x7 | N/A | eba_MC:x264 | boe_eba_RF:x6011 |
| 0141.0010 | Non-trading non-derivative financial liabilities measured at a cost-based method/Forecast - end current year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x65 | eba_BA:x7 | N/A | eba_MC:x93 | boe_eba_RF:x6010 |
| 0141.0020 | Non-trading non-derivative financial liabilities measured at a cost-based method/Forecast - end next year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x65 | eba_BA:x7 | N/A | eba_MC:x93 | boe_eba_RF:x6011 |
| 0142.0010 | Deposits/Forecast - end current year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x65 | eba_BA:x7 | N/A | eba_MC:x135 | boe_eba_RF:x6010 |
| 0142.0020 | Deposits/Forecast - end next year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x65 | eba_BA:x7 | N/A | eba_MC:x135 | boe_eba_RF:x6011 |
| 0143.0010 | Debt securities issued/Forecast - end current year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x65 | eba_BA:x7 | N/A | eba_MC:x146 | boe_eba_RF:x6010 |
| 0143.0020 | Debt securities issued/Forecast - end next year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x65 | eba_BA:x7 | N/A | eba_MC:x146 | boe_eba_RF:x6011 |
| 0144.0010 | Other financial liabilities/Forecast - end current year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x65 | eba_BA:x7 | N/A | eba_MC:x264 | boe_eba_RF:x6010 |
| 0144.0020 | Other financial liabilities/Forecast - end next year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x65 | eba_BA:x7 | N/A | eba_MC:x264 | boe_eba_RF:x6011 |
| 0150.0010 | Derivatives – Hedge accounting/Forecast - end current year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x28 | eba_BA:x7 | N/A | eba_MC:x99 | boe_eba_RF:x6010 |
| 0150.0020 | Derivatives – Hedge accounting/Forecast - end next year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x28 | eba_BA:x7 | N/A | eba_MC:x99 | boe_eba_RF:x6011 |
| 0160.0010 | Fair value changes of the hedged items in portfolio hedge of interest rate risk/Forecast - end current year | eba_met:mi53 | xbrli:monetaryItemType | instant | boe_eba_AP:x682 | boe_eba_MC:x731 | boe_eba_MC:x681 | eba_PL:x79 | eba_BA:x7 | N/A | boe_eba_MC:x691 | boe_eba_RF:x6010 |
| 0160.0020 | Fair value changes of the hedged items in portfolio hedge of interest rate risk/Forecast - end next year | eba_met:mi53 | xbrli:monetaryItemType | instant | boe_eba_AP:x682 | boe_eba_MC:x731 | boe_eba_MC:x681 | eba_PL:x79 | eba_BA:x7 | N/A | boe_eba_MC:x691 | boe_eba_RF:x6011 |
| 0170.0010 | Provisions/Forecast - end current year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x79 | eba_BA:x7 | N/A | eba_MC:x283 | boe_eba_RF:x6010 |
| 0170.0020 | Provisions/Forecast - end next year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x79 | eba_BA:x7 | N/A | eba_MC:x283 | boe_eba_RF:x6011 |
| 0175.0010 | Funds for general banking risks [if presented within liabilities]/Forecast - end current year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x79 | eba_BA:x7 | eba_MC:x179 | eba_MC:x283 | boe_eba_RF:x6010 |
| 0175.0020 | Funds for general banking risks [if presented within liabilities]/Forecast - end next year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x79 | eba_BA:x7 | eba_MC:x179 | eba_MC:x283 | boe_eba_RF:x6011 |
| 0180.0010 | Pension and other post employment defined benefit obligations/Forecast - end current year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x79 | eba_BA:x7 | boe_eba_MC:x891 | eba_MC:x283 | boe_eba_RF:x6010 |
| 0180.0020 | Pension and other post employment defined benefit obligations/Forecast - end next year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x79 | eba_BA:x7 | boe_eba_MC:x891 | eba_MC:x283 | boe_eba_RF:x6011 |
| 0190.0010 | Other long term employee benefits/Forecast - end current year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x79 | eba_BA:x7 | boe_eba_MC:x890 | eba_MC:x283 | boe_eba_RF:x6010 |
| 0190.0020 | Other long term employee benefits/Forecast - end next year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x79 | eba_BA:x7 | boe_eba_MC:x890 | eba_MC:x283 | boe_eba_RF:x6011 |
| 0200.0010 | Restructuring/Forecast - end current year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x79 | eba_BA:x7 | boe_eba_MC:x895 | eba_MC:x283 | boe_eba_RF:x6010 |
| 0200.0020 | Restructuring/Forecast - end next year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x79 | eba_BA:x7 | boe_eba_MC:x895 | eba_MC:x283 | boe_eba_RF:x6011 |
| 0210.0010 | Pending legal issues and tax litigation/Forecast - end current year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x79 | eba_BA:x7 | boe_eba_MC:x894 | eba_MC:x283 | boe_eba_RF:x6010 |
| 0210.0020 | Pending legal issues and tax litigation/Forecast - end next year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x79 | eba_BA:x7 | boe_eba_MC:x894 | eba_MC:x283 | boe_eba_RF:x6011 |
| 0220.0010 | Commitments and guarantees given/Forecast - end current year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x79 | eba_BA:x7 | eba_MC:x251 | eba_MC:x283 | boe_eba_RF:x6010 |
| 0220.0020 | Commitments and guarantees given/Forecast - end next year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x79 | eba_BA:x7 | eba_MC:x251 | eba_MC:x283 | boe_eba_RF:x6011 |
| 0230.0010 | Other provisions/Forecast - end current year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x79 | eba_BA:x7 | boe_eba_MC:x893 | eba_MC:x283 | boe_eba_RF:x6010 |
| 0230.0020 | Other provisions/Forecast - end next year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x79 | eba_BA:x7 | boe_eba_MC:x893 | eba_MC:x283 | boe_eba_RF:x6011 |
| 0240.0010 | Tax liabilities/Forecast - end current year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x79 | eba_BA:x7 | N/A | eba_MC:x335 | boe_eba_RF:x6010 |
| 0240.0020 | Tax liabilities/Forecast - end next year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x79 | eba_BA:x7 | N/A | eba_MC:x335 | boe_eba_RF:x6011 |
| 0250.0010 | Current tax liabilities/Forecast - end current year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x79 | eba_BA:x7 | N/A | eba_MC:x57 | boe_eba_RF:x6010 |
| 0250.0020 | Current tax liabilities/Forecast - end next year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x79 | eba_BA:x7 | N/A | eba_MC:x57 | boe_eba_RF:x6011 |
| 0260.0010 | Deferred tax liabilities/Forecast - end current year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x79 | eba_BA:x7 | N/A | eba_MC:x81 | boe_eba_RF:x6010 |
| 0260.0020 | Deferred tax liabilities/Forecast - end next year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x79 | eba_BA:x7 | N/A | eba_MC:x81 | boe_eba_RF:x6011 |
| 0270.0010 | Share capital repayable on demand/Forecast - end current year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x79 | eba_BA:x7 | N/A | eba_MC:x320 | boe_eba_RF:x6010 |
| 0270.0020 | Share capital repayable on demand/Forecast - end next year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x79 | eba_BA:x7 | N/A | eba_MC:x320 | boe_eba_RF:x6011 |
| 0280.0010 | Other liabilities/Forecast - end current year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x79 | eba_BA:x7 | N/A | eba_MC:x220 | boe_eba_RF:x6010 |
| 0280.0020 | Other liabilities/Forecast - end next year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x79 | eba_BA:x7 | N/A | eba_MC:x220 | boe_eba_RF:x6011 |
| 0290.0010 | Liabilities included in disposal groups classified as held for sale/Forecast - end current year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x13 | eba_BA:x7 | N/A | eba_MC:x31 | boe_eba_RF:x6010 |
| 0290.0020 | Liabilities included in disposal groups classified as held for sale/Forecast - end next year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | eba_PL:x13 | eba_BA:x7 | N/A | eba_MC:x31 | boe_eba_RF:x6011 |
| 0295.0010 | Haircuts for trading liabilities at fair value/Forecast - end current year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | N/A | eba_BA:x7 | N/A | boe_eba_MC:x635 | boe_eba_RF:x6010 |
| 0295.0020 | Haircuts for trading liabilities at fair value/Forecast - end next year | eba_met:mi53 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | N/A | eba_BA:x7 | N/A | boe_eba_MC:x635 | boe_eba_RF:x6011 |