| r0.C0010 | boe_a761.root/All currencies | eba_met:md103 | xbrli:monetaryItemType | instant | N/A | N/A | N/A | N/A | N/A |
| R0010.C0010 | Total interest receivable/All currencies | eba_met:md103 | xbrli:monetaryItemType | instant | eba_BA:x5 | N/A | eba_MC:x212 | N/A | N/A |
| R0020.C0010 | Interest receivable from UK residents/All currencies | eba_met:md103 | xbrli:monetaryItemType | instant | eba_BA:x5 | eba_MC:x223 | eba_MC:x212 | eba_GA:GB | N/A |
| R0030.C0010 | of which: loans/All currencies | eba_met:md103 | xbrli:monetaryItemType | instant | eba_BA:x5 | eba_MC:x469 | eba_MC:x212 | eba_GA:GB | N/A |
| R0040.C0010 | of which: debt securities/All currencies | eba_met:md103 | xbrli:monetaryItemType | instant | eba_BA:x5 | eba_MC:x60 | eba_MC:x212 | eba_GA:GB | N/A |
| R0050.C0010 | Interest receivable from non-residents/All currencies | eba_met:md103 | xbrli:monetaryItemType | instant | eba_BA:x5 | eba_MC:x223 | eba_MC:x212 | boe_eba_GA:x9001 | N/A |
| R0060.C0010 | of which: loans/All currencies | eba_met:md103 | xbrli:monetaryItemType | instant | eba_BA:x5 | eba_MC:x469 | eba_MC:x212 | boe_eba_GA:x9001 | N/A |
| R0070.C0010 | of which: debt securities/All currencies | eba_met:md103 | xbrli:monetaryItemType | instant | eba_BA:x5 | eba_MC:x60 | eba_MC:x212 | boe_eba_GA:x9001 | N/A |
| R0080.C0010 | of which: EU residents/All currencies | eba_met:md103 | xbrli:monetaryItemType | instant | eba_BA:x5 | eba_MC:x223 | eba_MC:x212 | boe_eba_GA:EU | N/A |
| R0090.C0010 | On loans to and debt securities issued by non-resident subsidiaries/All currencies | eba_met:md103 | xbrli:monetaryItemType | instant | eba_BA:x5 | N/A | eba_MC:x212 | boe_eba_GA:x9001 | boe_eba_RP:x9004 |
| R0100.C0010 | On loans to and debt securities issued by non-resident parent entities/All currencies | eba_met:md103 | xbrli:monetaryItemType | instant | eba_BA:x5 | N/A | eba_MC:x212 | boe_eba_GA:x9001 | boe_eba_RP:x9024 |
| R0110.C0010 | Total interest payable/All currencies | eba_met:md103 | xbrli:monetaryItemType | instant | eba_BA:x3 | N/A | eba_MC:x212 | N/A | N/A |
| R0120.C0010 | Interest payable on loans/All currencies | eba_met:md103 | xbrli:monetaryItemType | instant | eba_BA:x3 | boe_eba_MC:x9394 | eba_MC:x212 | N/A | N/A |
| R0130.C0010 | of which to UK residents/All currencies | eba_met:md103 | xbrli:monetaryItemType | instant | eba_BA:x3 | boe_eba_MC:x9394 | eba_MC:x212 | eba_GA:GB | N/A |
| R0140.C0010 | of which to non-residents/All currencies | eba_met:md103 | xbrli:monetaryItemType | instant | eba_BA:x3 | boe_eba_MC:x9394 | eba_MC:x212 | boe_eba_GA:x9001 | N/A |
| R0150.C0010 | of which: EU residents/All currencies | eba_met:md103 | xbrli:monetaryItemType | instant | eba_BA:x3 | boe_eba_MC:x9394 | eba_MC:x212 | boe_eba_GA:EU | N/A |
| R0160.C0010 | Interest payable on debt securities/All currencies | eba_met:md103 | xbrli:monetaryItemType | instant | eba_BA:x3 | eba_MC:x146 | eba_MC:x212 | N/A | N/A |
| R0170.C0010 | Interest paid on loans and debt securities from non-resident parent entities/All currencies | eba_met:md103 | xbrli:monetaryItemType | instant | eba_BA:x3 | boe_eba_MC:x9395 | eba_MC:x212 | boe_eba_GA:x9001 | boe_eba_RP:x9004 |
| R0180.C0010 | Interest paid on loans and debt securities from non-resident subsidiaries/All currencies | eba_met:md103 | xbrli:monetaryItemType | instant | eba_BA:x3 | boe_eba_MC:x9395 | eba_MC:x212 | boe_eba_GA:x9001 | boe_eba_RP:x9024 |
| R0190.C0010 | Net interest income/All currencies | eba_met:md103 | xbrli:monetaryItemType | instant | eba_BA:x1 | boe_eba_MC:x9008 | boe_eba_MC:x9018 | N/A | N/A |
| R0200.C0010 | Dividends received/All currencies | eba_met:md103 | xbrli:monetaryItemType | instant | eba_BA:x5 | boe_eba_MC:x9346 | eba_MC:x125 | N/A | N/A |
| R0210.C0010 | From UK residents/All currencies | eba_met:md103 | xbrli:monetaryItemType | instant | eba_BA:x5 | boe_eba_MC:x9346 | eba_MC:x125 | eba_GA:GB | N/A |
| R0220.C0010 | From non-residents/All currencies | eba_met:md103 | xbrli:monetaryItemType | instant | eba_BA:x5 | boe_eba_MC:x9346 | eba_MC:x125 | boe_eba_GA:x9001 | N/A |
| R0230.C0010 | of which: EU residents/All currencies | eba_met:md103 | xbrli:monetaryItemType | instant | eba_BA:x5 | boe_eba_MC:x9346 | eba_MC:x125 | boe_eba_GA:EU | N/A |
| R0240.C0010 | Realised and unrealised gains/losses/All currencies | eba_met:md103 | xbrli:monetaryItemType | instant | eba_BA:x1 | N/A | boe_eba_MC:x9014 | N/A | N/A |
| R0250.C0010 | Other operating income/All currencies | eba_met:md103 | xbrli:monetaryItemType | instant | eba_BA:x5 | N/A | boe_eba_MC:x9012 | N/A | N/A |
| R0260.C0010 | Intragroup transfer pricing and fees and commissions receivable/All currencies | eba_met:md103 | xbrli:monetaryItemType | instant | eba_BA:x5 | N/A | boe_eba_MC:x9010 | N/A | boe_eba_RP:x9023 |
| R0270.C0010 | of which: receivable from non-residents/All currencies | eba_met:md103 | xbrli:monetaryItemType | instant | eba_BA:x5 | N/A | boe_eba_MC:x9010 | boe_eba_GA:x9001 | boe_eba_RP:x9023 |
| R0280.C0010 | Other operating income/All currencies | eba_met:md103 | xbrli:monetaryItemType | instant | eba_BA:x5 | N/A | boe_eba_MC:x9129 | N/A | N/A |
| R0290.C0010 | Total non-interest income/All currencies | eba_met:md103 | xbrli:monetaryItemType | instant | eba_BA:x1 | N/A | boe_eba_MC:x9011 | N/A | N/A |
| R0300.C0010 | Total income/All currencies | eba_met:md103 | xbrli:monetaryItemType | instant | eba_BA:x1 | N/A | boe_eba_MC:x9015 | N/A | N/A |
| R0310.C0010 | Other operating expenditure/All currencies | eba_met:md103 | xbrli:monetaryItemType | instant | eba_BA:x3 | N/A | boe_eba_MC:x9411 | N/A | N/A |
| R0320.C0010 | Compensation of Employees/All currencies | eba_met:md103 | xbrli:monetaryItemType | instant | eba_BA:x3 | N/A | boe_eba_MC:x9016 | N/A | N/A |
| R0330.C0010 | Intragroup transfer pricing and fees and commissions payable/All currencies | eba_met:md103 | xbrli:monetaryItemType | instant | eba_BA:x3 | N/A | boe_eba_MC:x9010 | N/A | boe_eba_RP:x9023 |
| R0340.C0010 | of which: payable to non-residents/All currencies | eba_met:md103 | xbrli:monetaryItemType | instant | eba_BA:x3 | N/A | boe_eba_MC:x9010 | boe_eba_GA:x9001 | boe_eba_RP:x9023 |
| R0350.C0010 | Other operating expenditure/All currencies | eba_met:md103 | xbrli:monetaryItemType | instant | eba_BA:x3 | N/A | boe_eba_MC:x9129 | N/A | N/A |
| R0360.C0010 | Operating profit before provisions for bad and doubtful debts and tax/All currencies | eba_met:md103 | xbrli:monetaryItemType | instant | eba_BA:x1 | N/A | boe_eba_MC:x9414 | N/A | N/A |
| R0370.C0010 | Exceptional items/All currencies | eba_met:md103 | xbrli:monetaryItemType | instant | eba_BA:x1 | N/A | boe_eba_MC:x9017 | N/A | N/A |
| R0380.C0010 | Impairments/gains on investments and profits/losses on sale of subsidiaries/All currencies | eba_met:md103 | xbrli:monetaryItemType | instant | eba_BA:x1 | N/A | boe_eba_MC:x9314 | N/A | boe_eba_RP:x9023 |
| R0390.C0010 | Other/All currencies | eba_met:md103 | xbrli:monetaryItemType | instant | eba_BA:x1 | N/A | boe_eba_MC:x9315 | N/A | N/A |
| R0400.C0010 | Pre-tax profit before provisions for bad and doubtful debts and dividends/All currencies | eba_met:md103 | xbrli:monetaryItemType | instant | eba_BA:x1 | N/A | boe_eba_MC:x9019 | N/A | N/A |
| R0410.C0010 | Tax/All currencies | eba_met:md103 | xbrli:monetaryItemType | instant | eba_BA:x3 | N/A | boe_eba_MC:x9020 | N/A | N/A |
| R0420.C0010 | Dividends paid/All currencies | eba_met:md103 | xbrli:monetaryItemType | instant | eba_BA:x3 | boe_eba_MC:x9335 | eba_MC:x213 | N/A | N/A |
| R0430.C0010 | Retained profit before provisions for bad and doubtful debts/All currencies | eba_met:md103 | xbrli:monetaryItemType | instant | eba_BA:x1 | N/A | boe_eba_MC:x9021 | N/A | N/A |
| R0440.C0010 | Net provisions for bad and doubtful debts/All currencies | eba_met:md103 | xbrli:monetaryItemType | instant | eba_BA:x1 | N/A | boe_eba_MC:x9165 | N/A | N/A |
| R0450.C0010 | Retained profit after provisions for bad and doubtful debts/All currencies | eba_met:md103 | xbrli:monetaryItemType | instant | eba_BA:x1 | N/A | boe_eba_MC:x9023 | N/A | N/A |