| r0.010 | eba_a2.root/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | N/A | eba_MC:x99 | N/A | N/A | N/A |
| r0.020 | eba_a2.root/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | N/A | eba_MC:x99 | N/A | N/A | N/A |
| r0.030 | eba_a2.root/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | N/A | eba_MC:x99 | N/A | N/A | N/A |
| r0.040 | eba_a2.root/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | N/A | eba_MC:x99 | N/A | N/A | N/A |
| 010.010 | Interest rate/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | N/A | eba_MC:x99 | N/A | eba_TR:x9 | eba_MC:x678 |
| 010.020 | Interest rate/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | N/A | eba_MC:x99 | N/A | eba_TR:x9 | eba_MC:x678 |
| 010.030 | Interest rate/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | N/A | eba_MC:x99 | N/A | eba_TR:x9 | eba_MC:x678 |
| 010.040 | Interest rate/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | N/A | eba_MC:x99 | N/A | eba_TR:x9 | eba_MC:x678 |
| 020.010 | OTC options/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | eba_MC:x813 | eba_MC:x99 | eba_MA:x5 | eba_TR:x9 | eba_MC:x678 |
| 020.020 | OTC options/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | eba_MC:x813 | eba_MC:x99 | eba_MA:x5 | eba_TR:x9 | eba_MC:x678 |
| 020.030 | OTC options/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | eba_MC:x813 | eba_MC:x99 | eba_MA:x5 | eba_TR:x9 | eba_MC:x678 |
| 020.040 | OTC options/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | eba_MC:x813 | eba_MC:x99 | eba_MA:x5 | eba_TR:x9 | eba_MC:x678 |
| 030.010 | OTC other/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | eba_MC:x815 | eba_MC:x99 | eba_MA:x5 | eba_TR:x9 | eba_MC:x678 |
| 030.020 | OTC other/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | eba_MC:x815 | eba_MC:x99 | eba_MA:x5 | eba_TR:x9 | eba_MC:x678 |
| 030.030 | OTC other/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | eba_MC:x815 | eba_MC:x99 | eba_MA:x5 | eba_TR:x9 | eba_MC:x678 |
| 030.040 | OTC other/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | eba_MC:x815 | eba_MC:x99 | eba_MA:x5 | eba_TR:x9 | eba_MC:x678 |
| 040.010 | Organized market options/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | eba_MC:x813 | eba_MC:x99 | eba_MA:x4 | eba_TR:x9 | eba_MC:x678 |
| 040.020 | Organized market options/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | eba_MC:x813 | eba_MC:x99 | eba_MA:x4 | eba_TR:x9 | eba_MC:x678 |
| 040.030 | Organized market options/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | eba_MC:x813 | eba_MC:x99 | eba_MA:x4 | eba_TR:x9 | eba_MC:x678 |
| 040.040 | Organized market options/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | eba_MC:x813 | eba_MC:x99 | eba_MA:x4 | eba_TR:x9 | eba_MC:x678 |
| 050.010 | Organized market other/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | eba_MC:x815 | eba_MC:x99 | eba_MA:x4 | eba_TR:x9 | eba_MC:x678 |
| 050.020 | Organized market other/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | eba_MC:x815 | eba_MC:x99 | eba_MA:x4 | eba_TR:x9 | eba_MC:x678 |
| 050.030 | Organized market other/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | eba_MC:x815 | eba_MC:x99 | eba_MA:x4 | eba_TR:x9 | eba_MC:x678 |
| 050.040 | Organized market other/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | eba_MC:x815 | eba_MC:x99 | eba_MA:x4 | eba_TR:x9 | eba_MC:x678 |
| 060.010 | Equity/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | N/A | eba_MC:x99 | N/A | eba_TR:x14 | eba_MC:x678 |
| 060.020 | Equity/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | N/A | eba_MC:x99 | N/A | eba_TR:x14 | eba_MC:x678 |
| 060.030 | Equity/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | N/A | eba_MC:x99 | N/A | eba_TR:x14 | eba_MC:x678 |
| 060.040 | Equity/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | N/A | eba_MC:x99 | N/A | eba_TR:x14 | eba_MC:x678 |
| 070.010 | OTC options/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | eba_MC:x813 | eba_MC:x99 | eba_MA:x5 | eba_TR:x14 | eba_MC:x678 |
| 070.020 | OTC options/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | eba_MC:x813 | eba_MC:x99 | eba_MA:x5 | eba_TR:x14 | eba_MC:x678 |
| 070.030 | OTC options/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | eba_MC:x813 | eba_MC:x99 | eba_MA:x5 | eba_TR:x14 | eba_MC:x678 |
| 070.040 | OTC options/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | eba_MC:x813 | eba_MC:x99 | eba_MA:x5 | eba_TR:x14 | eba_MC:x678 |
| 080.010 | OTC other/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | eba_MC:x815 | eba_MC:x99 | eba_MA:x5 | eba_TR:x14 | eba_MC:x678 |
| 080.020 | OTC other/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | eba_MC:x815 | eba_MC:x99 | eba_MA:x5 | eba_TR:x14 | eba_MC:x678 |
| 080.030 | OTC other/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | eba_MC:x815 | eba_MC:x99 | eba_MA:x5 | eba_TR:x14 | eba_MC:x678 |
| 080.040 | OTC other/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | eba_MC:x815 | eba_MC:x99 | eba_MA:x5 | eba_TR:x14 | eba_MC:x678 |
| 090.010 | Organized market options/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | eba_MC:x813 | eba_MC:x99 | eba_MA:x4 | eba_TR:x14 | eba_MC:x678 |
| 090.020 | Organized market options/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | eba_MC:x813 | eba_MC:x99 | eba_MA:x4 | eba_TR:x14 | eba_MC:x678 |
| 090.030 | Organized market options/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | eba_MC:x813 | eba_MC:x99 | eba_MA:x4 | eba_TR:x14 | eba_MC:x678 |
| 090.040 | Organized market options/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | eba_MC:x813 | eba_MC:x99 | eba_MA:x4 | eba_TR:x14 | eba_MC:x678 |
| 100.010 | Organized market other/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | eba_MC:x815 | eba_MC:x99 | eba_MA:x4 | eba_TR:x14 | eba_MC:x678 |
| 100.020 | Organized market other/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | eba_MC:x815 | eba_MC:x99 | eba_MA:x4 | eba_TR:x14 | eba_MC:x678 |
| 100.030 | Organized market other/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | eba_MC:x815 | eba_MC:x99 | eba_MA:x4 | eba_TR:x14 | eba_MC:x678 |
| 100.040 | Organized market other/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | eba_MC:x815 | eba_MC:x99 | eba_MA:x4 | eba_TR:x14 | eba_MC:x678 |
| 110.010 | Foreign exchange/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | N/A | eba_MC:x99 | N/A | eba_TR:x16 | eba_MC:x678 |
| 110.020 | Foreign exchange/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | N/A | eba_MC:x99 | N/A | eba_TR:x16 | eba_MC:x678 |
| 110.030 | Foreign exchange/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | N/A | eba_MC:x99 | N/A | eba_TR:x16 | eba_MC:x678 |
| 110.040 | Foreign exchange/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | N/A | eba_MC:x99 | N/A | eba_TR:x16 | eba_MC:x678 |
| 120.010 | OTC options/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | eba_MC:x813 | eba_MC:x99 | eba_MA:x5 | eba_TR:x16 | eba_MC:x678 |
| 120.020 | OTC options/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | eba_MC:x813 | eba_MC:x99 | eba_MA:x5 | eba_TR:x16 | eba_MC:x678 |
| 120.030 | OTC options/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | eba_MC:x813 | eba_MC:x99 | eba_MA:x5 | eba_TR:x16 | eba_MC:x678 |
| 120.040 | OTC options/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | eba_MC:x813 | eba_MC:x99 | eba_MA:x5 | eba_TR:x16 | eba_MC:x678 |
| 130.010 | OTC other/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | eba_MC:x815 | eba_MC:x99 | eba_MA:x5 | eba_TR:x16 | eba_MC:x678 |
| 130.020 | OTC other/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | eba_MC:x815 | eba_MC:x99 | eba_MA:x5 | eba_TR:x16 | eba_MC:x678 |
| 130.030 | OTC other/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | eba_MC:x815 | eba_MC:x99 | eba_MA:x5 | eba_TR:x16 | eba_MC:x678 |
| 130.040 | OTC other/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | eba_MC:x815 | eba_MC:x99 | eba_MA:x5 | eba_TR:x16 | eba_MC:x678 |
| 140.010 | Organized market options/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | eba_MC:x813 | eba_MC:x99 | eba_MA:x4 | eba_TR:x16 | eba_MC:x678 |
| 140.020 | Organized market options/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | eba_MC:x813 | eba_MC:x99 | eba_MA:x4 | eba_TR:x16 | eba_MC:x678 |
| 140.030 | Organized market options/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | eba_MC:x813 | eba_MC:x99 | eba_MA:x4 | eba_TR:x16 | eba_MC:x678 |
| 140.040 | Organized market options/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | eba_MC:x813 | eba_MC:x99 | eba_MA:x4 | eba_TR:x16 | eba_MC:x678 |
| 150.010 | Organized market other/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | eba_MC:x815 | eba_MC:x99 | eba_MA:x4 | eba_TR:x16 | eba_MC:x678 |
| 150.020 | Organized market other/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | eba_MC:x815 | eba_MC:x99 | eba_MA:x4 | eba_TR:x16 | eba_MC:x678 |
| 150.030 | Organized market other/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | eba_MC:x815 | eba_MC:x99 | eba_MA:x4 | eba_TR:x16 | eba_MC:x678 |
| 150.040 | Organized market other/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | eba_MC:x815 | eba_MC:x99 | eba_MA:x4 | eba_TR:x16 | eba_MC:x678 |
| 160.010 | Credit/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | N/A | eba_MC:x99 | N/A | eba_TR:x2 | eba_MC:x678 |
| 160.020 | Credit/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | N/A | eba_MC:x99 | N/A | eba_TR:x2 | eba_MC:x678 |
| 160.030 | Credit/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | N/A | eba_MC:x99 | N/A | eba_TR:x2 | eba_MC:x678 |
| 160.040 | Credit/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | N/A | eba_MC:x99 | N/A | eba_TR:x2 | eba_MC:x678 |
| 170.010 | Credit default swap/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | eba_MC:x170 | eba_MC:x99 | N/A | eba_TR:x2 | eba_MC:x678 |
| 170.020 | Credit default swap/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | eba_MC:x170 | eba_MC:x99 | N/A | eba_TR:x2 | eba_MC:x678 |
| 170.030 | Credit default swap/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | eba_MC:x170 | eba_MC:x99 | N/A | eba_TR:x2 | eba_MC:x678 |
| 170.040 | Credit default swap/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | eba_MC:x170 | eba_MC:x99 | N/A | eba_TR:x2 | eba_MC:x678 |
| 180.010 | Credit spread option/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | eba_MC:x812 | eba_MC:x99 | N/A | eba_TR:x2 | eba_MC:x678 |
| 180.020 | Credit spread option/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | eba_MC:x812 | eba_MC:x99 | N/A | eba_TR:x2 | eba_MC:x678 |
| 180.030 | Credit spread option/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | eba_MC:x812 | eba_MC:x99 | N/A | eba_TR:x2 | eba_MC:x678 |
| 180.040 | Credit spread option/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | eba_MC:x812 | eba_MC:x99 | N/A | eba_TR:x2 | eba_MC:x678 |
| 190.010 | Total return swap/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | eba_MC:x169 | eba_MC:x99 | N/A | eba_TR:x2 | eba_MC:x678 |
| 190.020 | Total return swap/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | eba_MC:x169 | eba_MC:x99 | N/A | eba_TR:x2 | eba_MC:x678 |
| 190.030 | Total return swap/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | eba_MC:x169 | eba_MC:x99 | N/A | eba_TR:x2 | eba_MC:x678 |
| 190.040 | Total return swap/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | eba_MC:x169 | eba_MC:x99 | N/A | eba_TR:x2 | eba_MC:x678 |
| 200.010 | Other/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | eba_MC:x814 | eba_MC:x99 | N/A | eba_TR:x2 | eba_MC:x678 |
| 200.020 | Other/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | eba_MC:x814 | eba_MC:x99 | N/A | eba_TR:x2 | eba_MC:x678 |
| 200.030 | Other/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | eba_MC:x814 | eba_MC:x99 | N/A | eba_TR:x2 | eba_MC:x678 |
| 200.040 | Other/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | eba_MC:x814 | eba_MC:x99 | N/A | eba_TR:x2 | eba_MC:x678 |
| 210.010 | Commodity/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | N/A | eba_MC:x99 | N/A | eba_TR:x12 | eba_MC:x678 |
| 210.020 | Commodity/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | N/A | eba_MC:x99 | N/A | eba_TR:x12 | eba_MC:x678 |
| 210.030 | Commodity/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | N/A | eba_MC:x99 | N/A | eba_TR:x12 | eba_MC:x678 |
| 210.040 | Commodity/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | N/A | eba_MC:x99 | N/A | eba_TR:x12 | eba_MC:x678 |
| 220.010 | Other/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | N/A | eba_MC:x99 | N/A | eba_TR:x28 | eba_MC:x678 |
| 220.020 | Other/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | N/A | eba_MC:x99 | N/A | eba_TR:x28 | eba_MC:x678 |
| 220.030 | Other/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | N/A | eba_MC:x99 | N/A | eba_TR:x28 | eba_MC:x678 |
| 220.040 | Other/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | N/A | eba_MC:x99 | N/A | eba_TR:x28 | eba_MC:x678 |
| 230.010 | Fair value hedges/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | N/A | eba_MC:x99 | N/A | N/A | eba_MC:x678 |
| 230.020 | Fair value hedges/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | N/A | eba_MC:x99 | N/A | N/A | eba_MC:x678 |
| 230.030 | Fair value hedges/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | N/A | eba_MC:x99 | N/A | N/A | eba_MC:x678 |
| 230.040 | Fair value hedges/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | N/A | eba_MC:x99 | N/A | N/A | eba_MC:x678 |
| 240.010 | Interest rate/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | N/A | eba_MC:x99 | N/A | eba_TR:x9 | eba_MC:x679 |
| 240.020 | Interest rate/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | N/A | eba_MC:x99 | N/A | eba_TR:x9 | eba_MC:x679 |
| 240.030 | Interest rate/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | N/A | eba_MC:x99 | N/A | eba_TR:x9 | eba_MC:x679 |
| 240.040 | Interest rate/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | N/A | eba_MC:x99 | N/A | eba_TR:x9 | eba_MC:x679 |
| 250.010 | OTC options/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | eba_MC:x813 | eba_MC:x99 | eba_MA:x5 | eba_TR:x9 | eba_MC:x679 |
| 250.020 | OTC options/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | eba_MC:x813 | eba_MC:x99 | eba_MA:x5 | eba_TR:x9 | eba_MC:x679 |
| 250.030 | OTC options/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | eba_MC:x813 | eba_MC:x99 | eba_MA:x5 | eba_TR:x9 | eba_MC:x679 |
| 250.040 | OTC options/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | eba_MC:x813 | eba_MC:x99 | eba_MA:x5 | eba_TR:x9 | eba_MC:x679 |
| 260.010 | OTC other/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | eba_MC:x815 | eba_MC:x99 | eba_MA:x5 | eba_TR:x9 | eba_MC:x679 |
| 260.020 | OTC other/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | eba_MC:x815 | eba_MC:x99 | eba_MA:x5 | eba_TR:x9 | eba_MC:x679 |
| 260.030 | OTC other/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | eba_MC:x815 | eba_MC:x99 | eba_MA:x5 | eba_TR:x9 | eba_MC:x679 |
| 260.040 | OTC other/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | eba_MC:x815 | eba_MC:x99 | eba_MA:x5 | eba_TR:x9 | eba_MC:x679 |
| 270.010 | Organized market options/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | eba_MC:x813 | eba_MC:x99 | eba_MA:x4 | eba_TR:x9 | eba_MC:x679 |
| 270.020 | Organized market options/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | eba_MC:x813 | eba_MC:x99 | eba_MA:x4 | eba_TR:x9 | eba_MC:x679 |
| 270.030 | Organized market options/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | eba_MC:x813 | eba_MC:x99 | eba_MA:x4 | eba_TR:x9 | eba_MC:x679 |
| 270.040 | Organized market options/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | eba_MC:x813 | eba_MC:x99 | eba_MA:x4 | eba_TR:x9 | eba_MC:x679 |
| 280.010 | Organized market other/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | eba_MC:x815 | eba_MC:x99 | eba_MA:x4 | eba_TR:x9 | eba_MC:x679 |
| 280.020 | Organized market other/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | eba_MC:x815 | eba_MC:x99 | eba_MA:x4 | eba_TR:x9 | eba_MC:x679 |
| 280.030 | Organized market other/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | eba_MC:x815 | eba_MC:x99 | eba_MA:x4 | eba_TR:x9 | eba_MC:x679 |
| 280.040 | Organized market other/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | eba_MC:x815 | eba_MC:x99 | eba_MA:x4 | eba_TR:x9 | eba_MC:x679 |
| 290.010 | Equity/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | N/A | eba_MC:x99 | N/A | eba_TR:x14 | eba_MC:x679 |
| 290.020 | Equity/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | N/A | eba_MC:x99 | N/A | eba_TR:x14 | eba_MC:x679 |
| 290.030 | Equity/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | N/A | eba_MC:x99 | N/A | eba_TR:x14 | eba_MC:x679 |
| 290.040 | Equity/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | N/A | eba_MC:x99 | N/A | eba_TR:x14 | eba_MC:x679 |
| 300.010 | OTC options/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | eba_MC:x813 | eba_MC:x99 | eba_MA:x5 | eba_TR:x14 | eba_MC:x679 |
| 300.020 | OTC options/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | eba_MC:x813 | eba_MC:x99 | eba_MA:x5 | eba_TR:x14 | eba_MC:x679 |
| 300.030 | OTC options/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | eba_MC:x813 | eba_MC:x99 | eba_MA:x5 | eba_TR:x14 | eba_MC:x679 |
| 300.040 | OTC options/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | eba_MC:x813 | eba_MC:x99 | eba_MA:x5 | eba_TR:x14 | eba_MC:x679 |
| 310.010 | OTC other/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | eba_MC:x815 | eba_MC:x99 | eba_MA:x5 | eba_TR:x14 | eba_MC:x679 |
| 310.020 | OTC other/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | eba_MC:x815 | eba_MC:x99 | eba_MA:x5 | eba_TR:x14 | eba_MC:x679 |
| 310.030 | OTC other/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | eba_MC:x815 | eba_MC:x99 | eba_MA:x5 | eba_TR:x14 | eba_MC:x679 |
| 310.040 | OTC other/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | eba_MC:x815 | eba_MC:x99 | eba_MA:x5 | eba_TR:x14 | eba_MC:x679 |
| 320.010 | Organized market options/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | eba_MC:x813 | eba_MC:x99 | eba_MA:x4 | eba_TR:x14 | eba_MC:x679 |
| 320.020 | Organized market options/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | eba_MC:x813 | eba_MC:x99 | eba_MA:x4 | eba_TR:x14 | eba_MC:x679 |
| 320.030 | Organized market options/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | eba_MC:x813 | eba_MC:x99 | eba_MA:x4 | eba_TR:x14 | eba_MC:x679 |
| 320.040 | Organized market options/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | eba_MC:x813 | eba_MC:x99 | eba_MA:x4 | eba_TR:x14 | eba_MC:x679 |
| 330.010 | Organized market other/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | eba_MC:x815 | eba_MC:x99 | eba_MA:x4 | eba_TR:x14 | eba_MC:x679 |
| 330.020 | Organized market other/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | eba_MC:x815 | eba_MC:x99 | eba_MA:x4 | eba_TR:x14 | eba_MC:x679 |
| 330.030 | Organized market other/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | eba_MC:x815 | eba_MC:x99 | eba_MA:x4 | eba_TR:x14 | eba_MC:x679 |
| 330.040 | Organized market other/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | eba_MC:x815 | eba_MC:x99 | eba_MA:x4 | eba_TR:x14 | eba_MC:x679 |
| 340.010 | Foreign exchange/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | N/A | eba_MC:x99 | N/A | eba_TR:x16 | eba_MC:x679 |
| 340.020 | Foreign exchange/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | N/A | eba_MC:x99 | N/A | eba_TR:x16 | eba_MC:x679 |
| 340.030 | Foreign exchange/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | N/A | eba_MC:x99 | N/A | eba_TR:x16 | eba_MC:x679 |
| 340.040 | Foreign exchange/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | N/A | eba_MC:x99 | N/A | eba_TR:x16 | eba_MC:x679 |
| 350.010 | OTC options/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | eba_MC:x813 | eba_MC:x99 | eba_MA:x5 | eba_TR:x16 | eba_MC:x679 |
| 350.020 | OTC options/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | eba_MC:x813 | eba_MC:x99 | eba_MA:x5 | eba_TR:x16 | eba_MC:x679 |
| 350.030 | OTC options/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | eba_MC:x813 | eba_MC:x99 | eba_MA:x5 | eba_TR:x16 | eba_MC:x679 |
| 350.040 | OTC options/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | eba_MC:x813 | eba_MC:x99 | eba_MA:x5 | eba_TR:x16 | eba_MC:x679 |
| 360.010 | OTC other/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | eba_MC:x815 | eba_MC:x99 | eba_MA:x5 | eba_TR:x16 | eba_MC:x679 |
| 360.020 | OTC other/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | eba_MC:x815 | eba_MC:x99 | eba_MA:x5 | eba_TR:x16 | eba_MC:x679 |
| 360.030 | OTC other/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | eba_MC:x815 | eba_MC:x99 | eba_MA:x5 | eba_TR:x16 | eba_MC:x679 |
| 360.040 | OTC other/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | eba_MC:x815 | eba_MC:x99 | eba_MA:x5 | eba_TR:x16 | eba_MC:x679 |
| 370.010 | Organized market options/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | eba_MC:x813 | eba_MC:x99 | eba_MA:x4 | eba_TR:x16 | eba_MC:x679 |
| 370.020 | Organized market options/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | eba_MC:x813 | eba_MC:x99 | eba_MA:x4 | eba_TR:x16 | eba_MC:x679 |
| 370.030 | Organized market options/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | eba_MC:x813 | eba_MC:x99 | eba_MA:x4 | eba_TR:x16 | eba_MC:x679 |
| 370.040 | Organized market options/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | eba_MC:x813 | eba_MC:x99 | eba_MA:x4 | eba_TR:x16 | eba_MC:x679 |
| 380.010 | Organized market other/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | eba_MC:x815 | eba_MC:x99 | eba_MA:x4 | eba_TR:x16 | eba_MC:x679 |
| 380.020 | Organized market other/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | eba_MC:x815 | eba_MC:x99 | eba_MA:x4 | eba_TR:x16 | eba_MC:x679 |
| 380.030 | Organized market other/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | eba_MC:x815 | eba_MC:x99 | eba_MA:x4 | eba_TR:x16 | eba_MC:x679 |
| 380.040 | Organized market other/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | eba_MC:x815 | eba_MC:x99 | eba_MA:x4 | eba_TR:x16 | eba_MC:x679 |
| 390.010 | Credit/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | N/A | eba_MC:x99 | N/A | eba_TR:x2 | eba_MC:x679 |
| 390.020 | Credit/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | N/A | eba_MC:x99 | N/A | eba_TR:x2 | eba_MC:x679 |
| 390.030 | Credit/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | N/A | eba_MC:x99 | N/A | eba_TR:x2 | eba_MC:x679 |
| 390.040 | Credit/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | N/A | eba_MC:x99 | N/A | eba_TR:x2 | eba_MC:x679 |
| 400.010 | Credit default swap/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | eba_MC:x170 | eba_MC:x99 | N/A | eba_TR:x2 | eba_MC:x679 |
| 400.020 | Credit default swap/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | eba_MC:x170 | eba_MC:x99 | N/A | eba_TR:x2 | eba_MC:x679 |
| 400.030 | Credit default swap/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | eba_MC:x170 | eba_MC:x99 | N/A | eba_TR:x2 | eba_MC:x679 |
| 400.040 | Credit default swap/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | eba_MC:x170 | eba_MC:x99 | N/A | eba_TR:x2 | eba_MC:x679 |
| 410.010 | Credit spread option/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | eba_MC:x812 | eba_MC:x99 | N/A | eba_TR:x2 | eba_MC:x679 |
| 410.020 | Credit spread option/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | eba_MC:x812 | eba_MC:x99 | N/A | eba_TR:x2 | eba_MC:x679 |
| 410.030 | Credit spread option/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | eba_MC:x812 | eba_MC:x99 | N/A | eba_TR:x2 | eba_MC:x679 |
| 410.040 | Credit spread option/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | eba_MC:x812 | eba_MC:x99 | N/A | eba_TR:x2 | eba_MC:x679 |
| 420.010 | Total return swap/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | eba_MC:x169 | eba_MC:x99 | N/A | eba_TR:x2 | eba_MC:x679 |
| 420.020 | Total return swap/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | eba_MC:x169 | eba_MC:x99 | N/A | eba_TR:x2 | eba_MC:x679 |
| 420.030 | Total return swap/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | eba_MC:x169 | eba_MC:x99 | N/A | eba_TR:x2 | eba_MC:x679 |
| 420.040 | Total return swap/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | eba_MC:x169 | eba_MC:x99 | N/A | eba_TR:x2 | eba_MC:x679 |
| 430.010 | Other/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | eba_MC:x814 | eba_MC:x99 | N/A | eba_TR:x2 | eba_MC:x679 |
| 430.020 | Other/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | eba_MC:x814 | eba_MC:x99 | N/A | eba_TR:x2 | eba_MC:x679 |
| 430.030 | Other/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | eba_MC:x814 | eba_MC:x99 | N/A | eba_TR:x2 | eba_MC:x679 |
| 430.040 | Other/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | eba_MC:x814 | eba_MC:x99 | N/A | eba_TR:x2 | eba_MC:x679 |
| 440.010 | Commodity/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | N/A | eba_MC:x99 | N/A | eba_TR:x12 | eba_MC:x679 |
| 440.020 | Commodity/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | N/A | eba_MC:x99 | N/A | eba_TR:x12 | eba_MC:x679 |
| 440.030 | Commodity/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | N/A | eba_MC:x99 | N/A | eba_TR:x12 | eba_MC:x679 |
| 440.040 | Commodity/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | N/A | eba_MC:x99 | N/A | eba_TR:x12 | eba_MC:x679 |
| 450.010 | Other/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | N/A | eba_MC:x99 | N/A | eba_TR:x28 | eba_MC:x679 |
| 450.020 | Other/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | N/A | eba_MC:x99 | N/A | eba_TR:x28 | eba_MC:x679 |
| 450.030 | Other/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | N/A | eba_MC:x99 | N/A | eba_TR:x28 | eba_MC:x679 |
| 450.040 | Other/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | N/A | eba_MC:x99 | N/A | eba_TR:x28 | eba_MC:x679 |
| 460.010 | Cash flow hedges/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | N/A | eba_MC:x99 | N/A | N/A | eba_MC:x679 |
| 460.020 | Cash flow hedges/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | N/A | eba_MC:x99 | N/A | N/A | eba_MC:x679 |
| 460.030 | Cash flow hedges/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | N/A | eba_MC:x99 | N/A | N/A | eba_MC:x679 |
| 460.040 | Cash flow hedges/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | N/A | eba_MC:x99 | N/A | N/A | eba_MC:x679 |
| 470.010 | Hedge of net investments in a foreign operation/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | N/A | eba_MC:x99 | N/A | N/A | eba_MC:x680 |
| 470.020 | Hedge of net investments in a foreign operation/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | N/A | eba_MC:x99 | N/A | N/A | eba_MC:x680 |
| 470.030 | Hedge of net investments in a foreign operation/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | N/A | eba_MC:x99 | N/A | N/A | eba_MC:x680 |
| 470.040 | Hedge of net investments in a foreign operation/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | N/A | eba_MC:x99 | N/A | N/A | eba_MC:x680 |
| 480.010 | Portfolio fair value hedges of interest rate risk/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | N/A | eba_MC:x99 | N/A | N/A | eba_MC:x681 |
| 480.020 | Portfolio fair value hedges of interest rate risk/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | N/A | eba_MC:x99 | N/A | N/A | eba_MC:x681 |
| 480.030 | Portfolio fair value hedges of interest rate risk/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | N/A | eba_MC:x99 | N/A | N/A | eba_MC:x681 |
| 480.040 | Portfolio fair value hedges of interest rate risk/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | N/A | eba_MC:x99 | N/A | N/A | eba_MC:x681 |
| 490.010 | Portfolio cash flow hedges of interest rate risk/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | N/A | eba_MC:x99 | N/A | N/A | eba_MC:x682 |
| 490.020 | Portfolio cash flow hedges of interest rate risk/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | N/A | eba_MC:x99 | N/A | N/A | eba_MC:x682 |
| 490.030 | Portfolio cash flow hedges of interest rate risk/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | N/A | eba_MC:x99 | N/A | N/A | eba_MC:x682 |
| 490.040 | Portfolio cash flow hedges of interest rate risk/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | N/A | eba_MC:x99 | N/A | N/A | eba_MC:x682 |
| 500.010 | Derivatives-Hedge accounting/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | N/A | N/A | N/A | eba_MC:x99 | N/A | N/A | N/A |
| 500.020 | Derivatives-Hedge accounting/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | N/A | N/A | N/A | eba_MC:x99 | N/A | N/A | N/A |
| 500.030 | Derivatives-Hedge accounting/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | N/A | N/A | eba_MC:x99 | N/A | N/A | N/A |
| 500.040 | Derivatives-Hedge accounting/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | N/A | eba_MC:x123 | N/A | eba_MC:x99 | N/A | N/A | N/A |
| 510.010 | OTC - credit institutions/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | eba_CT:x12 | N/A | N/A | eba_MC:x99 | eba_MA:x5 | N/A | N/A |
| 510.020 | OTC - credit institutions/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | eba_CT:x12 | N/A | N/A | eba_MC:x99 | eba_MA:x5 | N/A | N/A |
| 510.030 | OTC - credit institutions/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | eba_CT:x12 | N/A | N/A | eba_MC:x99 | eba_MA:x5 | N/A | N/A |
| 510.040 | OTC - credit institutions/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | eba_CT:x12 | eba_MC:x123 | N/A | eba_MC:x99 | eba_MA:x5 | N/A | N/A |
| 520.010 | OTC - other financial corporations/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | eba_CT:x18 | N/A | N/A | eba_MC:x99 | eba_MA:x5 | N/A | N/A |
| 520.020 | OTC - other financial corporations/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | eba_CT:x18 | N/A | N/A | eba_MC:x99 | eba_MA:x5 | N/A | N/A |
| 520.030 | OTC - other financial corporations/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | eba_CT:x18 | N/A | N/A | eba_MC:x99 | eba_MA:x5 | N/A | N/A |
| 520.040 | OTC - other financial corporations/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | eba_CT:x18 | eba_MC:x123 | N/A | eba_MC:x99 | eba_MA:x5 | N/A | N/A |
| 530.010 | OTC - rest/Assets | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x6 | eba_CT:x4 | N/A | N/A | eba_MC:x99 | eba_MA:x5 | N/A | N/A |
| 530.020 | OTC - rest/Liabilities | eba_met:mi53 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x7 | eba_CT:x4 | N/A | N/A | eba_MC:x99 | eba_MA:x5 | N/A | N/A |
| 530.030 | OTC - rest/Total hedging | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | eba_CT:x4 | N/A | N/A | eba_MC:x99 | eba_MA:x5 | N/A | N/A |
| 530.040 | OTC - rest/Of which: sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_PL:x28 | eba_BA:x17 | eba_CT:x4 | eba_MC:x123 | N/A | eba_MC:x99 | eba_MA:x5 | N/A | N/A |