| r0.0010 | eba_a2.root/Protection bought | eba_met:mi170 | xbrli:monetaryItemType | instant | N/A | N/A | eba_MC:x99 | eba_PL:x10 | eba_CP:x47 | eba_TR:x1 |
| r0.0020 | eba_a2.root/Protection sold | eba_met:mi170 | xbrli:monetaryItemType | instant | N/A | N/A | eba_MC:x99 | eba_PL:x10 | eba_CP:x48 | eba_TR:x1 |
| r0.0030 | eba_a2.root/Protection bought | eba_met:mi129 | xbrli:monetaryItemType | instant | N/A | N/A | eba_MC:x99 | eba_PL:x10 | eba_CP:x47 | eba_TR:x1 |
| r0.0040 | eba_a2.root/Protection sold | eba_met:mi129 | xbrli:monetaryItemType | instant | N/A | N/A | eba_MC:x99 | eba_PL:x10 | eba_CP:x48 | eba_TR:x1 |
| 0060.0010 | Total/Protection bought | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_BA:x17 | N/A | eba_MC:x99 | eba_PL:x10 | eba_CP:x47 | eba_TR:x1 |
| 0060.0020 | Total/Protection sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_BA:x17 | N/A | eba_MC:x99 | eba_PL:x10 | eba_CP:x48 | eba_TR:x1 |
| 0060.0030 | Total/Protection bought | eba_met:mi129 | xbrli:monetaryItemType | instant | eba_BA:x17 | N/A | eba_MC:x99 | eba_PL:x10 | eba_CP:x47 | eba_TR:x1 |
| 0060.0040 | Total/Protection sold | eba_met:mi129 | xbrli:monetaryItemType | instant | eba_BA:x17 | N/A | eba_MC:x99 | eba_PL:x10 | eba_CP:x48 | eba_TR:x1 |
| 0010.0010 | Single-name credit default swaps/Protection bought | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_BA:x17 | eba_MC:x1027 | eba_MC:x99 | eba_PL:x10 | eba_CP:x47 | eba_TR:x1 |
| 0010.0020 | Single-name credit default swaps/Protection sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_BA:x17 | eba_MC:x1027 | eba_MC:x99 | eba_PL:x10 | eba_CP:x48 | eba_TR:x1 |
| 0010.0030 | Single-name credit default swaps/Protection bought | eba_met:mi129 | xbrli:monetaryItemType | instant | eba_BA:x17 | eba_MC:x1027 | eba_MC:x99 | eba_PL:x10 | eba_CP:x47 | eba_TR:x1 |
| 0010.0040 | Single-name credit default swaps/Protection sold | eba_met:mi129 | xbrli:monetaryItemType | instant | eba_BA:x17 | eba_MC:x1027 | eba_MC:x99 | eba_PL:x10 | eba_CP:x48 | eba_TR:x1 |
| 0020.0010 | Index credit default swaps/Protection bought | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_BA:x17 | eba_MC:x1028 | eba_MC:x99 | eba_PL:x10 | eba_CP:x47 | eba_TR:x1 |
| 0020.0020 | Index credit default swaps/Protection sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_BA:x17 | eba_MC:x1028 | eba_MC:x99 | eba_PL:x10 | eba_CP:x48 | eba_TR:x1 |
| 0020.0030 | Index credit default swaps/Protection bought | eba_met:mi129 | xbrli:monetaryItemType | instant | eba_BA:x17 | eba_MC:x1028 | eba_MC:x99 | eba_PL:x10 | eba_CP:x47 | eba_TR:x1 |
| 0020.0040 | Index credit default swaps/Protection sold | eba_met:mi129 | xbrli:monetaryItemType | instant | eba_BA:x17 | eba_MC:x1028 | eba_MC:x99 | eba_PL:x10 | eba_CP:x48 | eba_TR:x1 |
| 0030.0010 | Total return swaps/Protection bought | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_BA:x17 | eba_MC:x169 | eba_MC:x99 | eba_PL:x10 | eba_CP:x47 | eba_TR:x1 |
| 0030.0020 | Total return swaps/Protection sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_BA:x17 | eba_MC:x169 | eba_MC:x99 | eba_PL:x10 | eba_CP:x48 | eba_TR:x1 |
| 0030.0030 | Total return swaps/Protection bought | eba_met:mi129 | xbrli:monetaryItemType | instant | eba_BA:x17 | eba_MC:x169 | eba_MC:x99 | eba_PL:x10 | eba_CP:x47 | eba_TR:x1 |
| 0030.0040 | Total return swaps/Protection sold | eba_met:mi129 | xbrli:monetaryItemType | instant | eba_BA:x17 | eba_MC:x169 | eba_MC:x99 | eba_PL:x10 | eba_CP:x48 | eba_TR:x1 |
| 0040.0010 | Credit options/Protection bought | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_BA:x17 | eba_MC:x1030 | eba_MC:x99 | eba_PL:x10 | eba_CP:x47 | eba_TR:x1 |
| 0040.0020 | Credit options/Protection sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_BA:x17 | eba_MC:x1030 | eba_MC:x99 | eba_PL:x10 | eba_CP:x48 | eba_TR:x1 |
| 0040.0030 | Credit options/Protection bought | eba_met:mi129 | xbrli:monetaryItemType | instant | eba_BA:x17 | eba_MC:x1030 | eba_MC:x99 | eba_PL:x10 | eba_CP:x47 | eba_TR:x1 |
| 0040.0040 | Credit options/Protection sold | eba_met:mi129 | xbrli:monetaryItemType | instant | eba_BA:x17 | eba_MC:x1030 | eba_MC:x99 | eba_PL:x10 | eba_CP:x48 | eba_TR:x1 |
| 0050.0010 | Other credit derivatives/Protection bought | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_BA:x17 | eba_MC:x1031 | eba_MC:x99 | eba_PL:x10 | eba_CP:x47 | eba_TR:x1 |
| 0050.0020 | Other credit derivatives/Protection sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_BA:x17 | eba_MC:x1031 | eba_MC:x99 | eba_PL:x10 | eba_CP:x48 | eba_TR:x1 |
| 0050.0030 | Other credit derivatives/Protection bought | eba_met:mi129 | xbrli:monetaryItemType | instant | eba_BA:x17 | eba_MC:x1031 | eba_MC:x99 | eba_PL:x10 | eba_CP:x47 | eba_TR:x1 |
| 0050.0040 | Other credit derivatives/Protection sold | eba_met:mi129 | xbrli:monetaryItemType | instant | eba_BA:x17 | eba_MC:x1031 | eba_MC:x99 | eba_PL:x10 | eba_CP:x48 | eba_TR:x1 |
| 0069.0010 | Fair value breakdown/Protection bought | eba_met:mi170 | xbrli:monetaryItemType | instant | N/A | N/A | eba_MC:x99 | eba_PL:x10 | eba_CP:x47 | eba_TR:x1 |
| 0069.0020 | Fair value breakdown/Protection sold | eba_met:mi170 | xbrli:monetaryItemType | instant | N/A | N/A | eba_MC:x99 | eba_PL:x10 | eba_CP:x48 | eba_TR:x1 |
| 0069.0030 | Fair value breakdown/Protection bought | eba_met:mi129 | xbrli:monetaryItemType | instant | N/A | N/A | eba_MC:x99 | eba_PL:x10 | eba_CP:x47 | eba_TR:x1 |
| 0069.0040 | Fair value breakdown/Protection sold | eba_met:mi129 | xbrli:monetaryItemType | instant | N/A | N/A | eba_MC:x99 | eba_PL:x10 | eba_CP:x48 | eba_TR:x1 |
| 0070.0010 | Positive fair value (asset)/Protection bought | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_BA:x6 | N/A | eba_MC:x99 | eba_PL:x10 | eba_CP:x47 | eba_TR:x1 |
| 0070.0020 | Positive fair value (asset)/Protection sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_BA:x6 | N/A | eba_MC:x99 | eba_PL:x10 | eba_CP:x48 | eba_TR:x1 |
| 0070.0030 | Positive fair value (asset)/Protection bought | eba_met:mi129 | xbrli:monetaryItemType | instant | eba_BA:x6 | N/A | eba_MC:x99 | eba_PL:x10 | eba_CP:x47 | eba_TR:x1 |
| 0070.0040 | Positive fair value (asset)/Protection sold | eba_met:mi129 | xbrli:monetaryItemType | instant | eba_BA:x6 | N/A | eba_MC:x99 | eba_PL:x10 | eba_CP:x48 | eba_TR:x1 |
| 0080.0010 | Negative fair value (liability)/Protection bought | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_BA:x7 | N/A | eba_MC:x99 | eba_PL:x10 | eba_CP:x47 | eba_TR:x1 |
| 0080.0020 | Negative fair value (liability)/Protection sold | eba_met:mi170 | xbrli:monetaryItemType | instant | eba_BA:x7 | N/A | eba_MC:x99 | eba_PL:x10 | eba_CP:x48 | eba_TR:x1 |
| 0080.0030 | Negative fair value (liability)/Protection bought | eba_met:mi129 | xbrli:monetaryItemType | instant | eba_BA:x7 | N/A | eba_MC:x99 | eba_PL:x10 | eba_CP:x47 | eba_TR:x1 |
| 0080.0040 | Negative fair value (liability)/Protection sold | eba_met:mi129 | xbrli:monetaryItemType | instant | eba_BA:x7 | N/A | eba_MC:x99 | eba_PL:x10 | eba_CP:x48 | eba_TR:x1 |