| r0.010 | boe_a2.root/Current period | eba_met:mi53 | xbrli:monetaryItemType | instant | boe_SR:x6006 | eba_MC:x692 | eba_BA:x6 | boe_eba_CT:x6007 | N/A | N/A |
| 240.010 | Total Exposure/Current period | eba_met:mi53 | xbrli:monetaryItemType | instant | boe_SR:x6006 | eba_MC:x0 | eba_BA:x6 | boe_eba_CT:x6007 | eba_MC:x25 | N/A |
| 250.010 | Transactions to hedge changes in interest rates/Current period | eba_met:mi53 | xbrli:monetaryItemType | instant | boe_SR:x6006 | eba_MC:x692 | eba_BA:x6 | boe_eba_CT:x6007 | eba_MC:x25 | boe_eba_TR:x6002 |
| 260.010 | Of which: Derivatives/Current period | eba_met:mi53 | xbrli:monetaryItemType | instant | boe_SR:x6006 | eba_MC:x692 | eba_BA:x6 | boe_eba_CT:x6007 | boe_eba_MC:x6110 | boe_eba_TR:x6002 |
| 270.010 | Transactions to hedge changes in exchange rates/Current period | eba_met:mi53 | xbrli:monetaryItemType | instant | boe_SR:x6006 | eba_MC:x692 | eba_BA:x6 | boe_eba_CT:x6007 | eba_MC:x25 | boe_eba_TR:x6003 |
| 280.010 | Of which: Derivatives/Current period | eba_met:mi53 | xbrli:monetaryItemType | instant | boe_SR:x6006 | eba_MC:x692 | eba_BA:x6 | boe_eba_CT:x6007 | boe_eba_MC:x6110 | boe_eba_TR:x6003 |
| 290.010 | Transactions to hedge changes in commodity prices/Current period | eba_met:mi53 | xbrli:monetaryItemType | instant | boe_SR:x6006 | eba_MC:x692 | eba_BA:x6 | boe_eba_CT:x6007 | eba_MC:x25 | boe_eba_TR:x6004 |
| 300.010 | Of which: Derivatives/Current period | eba_met:mi53 | xbrli:monetaryItemType | instant | boe_SR:x6006 | eba_MC:x692 | eba_BA:x6 | boe_eba_CT:x6007 | boe_eba_MC:x6110 | boe_eba_TR:x6004 |
| 310.010 | Transactions to hedge changes in any index of retail prices/Current period | eba_met:mi53 | xbrli:monetaryItemType | instant | boe_SR:x6006 | eba_MC:x692 | eba_BA:x6 | boe_eba_CT:x6007 | eba_MC:x25 | boe_eba_TR:x6005 |
| 320.010 | Of which: Derivatives/Current period | eba_met:mi53 | xbrli:monetaryItemType | instant | boe_SR:x6006 | eba_MC:x692 | eba_BA:x6 | boe_eba_CT:x6007 | boe_eba_MC:x6110 | boe_eba_TR:x6005 |
| 330.010 | Transactions to hedge changes in any index of residential property prices/Current period | eba_met:mi53 | xbrli:monetaryItemType | instant | boe_SR:x6006 | eba_MC:x692 | eba_BA:x6 | boe_eba_CT:x6007 | eba_MC:x25 | boe_eba_TR:x6006 |
| 340.010 | Of which: Derivatives/Current period | eba_met:mi53 | xbrli:monetaryItemType | instant | boe_SR:x6006 | eba_MC:x692 | eba_BA:x6 | boe_eba_CT:x6007 | boe_eba_MC:x6110 | boe_eba_TR:x6006 |
| 350.010 | Transactions to hedge changes in any index of commercial property prices/Current period | eba_met:mi53 | xbrli:monetaryItemType | instant | boe_SR:x6006 | eba_MC:x692 | eba_BA:x6 | boe_eba_CT:x6007 | eba_MC:x25 | boe_eba_TR:x6007 |
| 360.010 | Of which: Derivatives/Current period | eba_met:mi53 | xbrli:monetaryItemType | instant | boe_SR:x6006 | eba_MC:x692 | eba_BA:x6 | boe_eba_CT:x6007 | boe_eba_MC:x6110 | boe_eba_TR:x6007 |
| 370.010 | Transactions to hedge changes in any index of price of shares/Current period | eba_met:mi53 | xbrli:monetaryItemType | instant | boe_SR:x6006 | eba_MC:x692 | eba_BA:x6 | boe_eba_CT:x6007 | eba_MC:x25 | boe_eba_TR:x6008 |
| 380.010 | Of which: Derivatives/Current period | eba_met:mi53 | xbrli:monetaryItemType | instant | boe_SR:x6006 | eba_MC:x692 | eba_BA:x6 | boe_eba_CT:x6007 | boe_eba_MC:x6110 | boe_eba_TR:x6008 |
| 390.010 | Transactions to hedge default risk/Current period | eba_met:mi53 | xbrli:monetaryItemType | instant | boe_SR:x6006 | eba_MC:x692 | eba_BA:x6 | boe_eba_CT:x6007 | eba_MC:x25 | boe_eba_TR:x6009 |
| 400.010 | Of which: Derivatives/Current period | eba_met:mi53 | xbrli:monetaryItemType | instant | boe_SR:x6006 | eba_MC:x692 | eba_BA:x6 | boe_eba_CT:x6007 | boe_eba_MC:x6110 | boe_eba_TR:x6009 |
| 410.010 | Other transactions/Current period | eba_met:mi53 | xbrli:monetaryItemType | instant | boe_SR:x6006 | boe_eba_MC:x6087 | eba_BA:x6 | boe_eba_CT:x6007 | eba_MC:x25 | N/A |
| 420.010 | Of which: Derivatives/Current period | eba_met:mi53 | xbrli:monetaryItemType | instant | boe_SR:x6006 | boe_eba_MC:x6087 | eba_BA:x6 | boe_eba_CT:x6007 | boe_eba_MC:x6110 | N/A |