| r0.C0010 | s2md_a2.root/Year N | | | | N/A | N/A | s2c_AM:x80 |
| r0.C0020 | s2md_a2.root/Year N-1 | | | | N/A | s2c_TF:x4 | s2c_AM:x80 |
| r0.C0030 | s2md_a2.root/Variation | | | | s2c_DI:x5 | N/A | s2c_AM:x80 |
| r1.C0010 | Basic own funds before deduction for participations in other financial sector as foreseen in article 68 of Delegated Regulation 2015/35/Year N | | | | N/A | N/A | s2c_AM:x80 |
| r1.C0020 | Basic own funds before deduction for participations in other financial sector as foreseen in article 68 of Delegated Regulation 2015/35/Year N-1 | | | | N/A | s2c_TF:x4 | s2c_AM:x80 |
| r1.C0030 | Basic own funds before deduction for participations in other financial sector as foreseen in article 68 of Delegated Regulation 2015/35/Variation | | | | s2c_DI:x5 | N/A | s2c_AM:x80 |
| R0010.C0010 | Ordinary share capital (gross of own shares)/Year N | s2md_met:mi472 | xbrli:monetaryItemType | instant | N/A | N/A | s2c_AM:x80 |
| R0010.C0020 | Ordinary share capital (gross of own shares)/Year N-1 | s2md_met:mi472 | xbrli:monetaryItemType | instant | N/A | s2c_TF:x4 | s2c_AM:x80 |
| R0010.C0030 | Ordinary share capital (gross of own shares)/Variation | s2md_met:mi472 | xbrli:monetaryItemType | instant | s2c_DI:x5 | N/A | s2c_AM:x80 |
| R0020.C0010 | Share premium account related to ordinary share capital/Year N | s2md_met:mi484 | xbrli:monetaryItemType | instant | N/A | N/A | s2c_AM:x80 |
| R0020.C0020 | Share premium account related to ordinary share capital/Year N-1 | s2md_met:mi484 | xbrli:monetaryItemType | instant | N/A | s2c_TF:x4 | s2c_AM:x80 |
| R0020.C0030 | Share premium account related to ordinary share capital/Variation | s2md_met:mi484 | xbrli:monetaryItemType | instant | s2c_DI:x5 | N/A | s2c_AM:x80 |
| R0030.C0010 | Initial funds, members' contributions or the equivalent basic own - fund item for mutual and mutual-type undertakings/Year N | s2md_met:mi467 | xbrli:monetaryItemType | instant | N/A | N/A | s2c_AM:x80 |
| R0030.C0020 | Initial funds, members' contributions or the equivalent basic own - fund item for mutual and mutual-type undertakings/Year N-1 | s2md_met:mi467 | xbrli:monetaryItemType | instant | N/A | s2c_TF:x4 | s2c_AM:x80 |
| R0030.C0030 | Initial funds, members' contributions or the equivalent basic own - fund item for mutual and mutual-type undertakings/Variation | s2md_met:mi467 | xbrli:monetaryItemType | instant | s2c_DI:x5 | N/A | s2c_AM:x80 |
| R0040.C0010 | Subordinated mutual member accounts/Year N | s2md_met:mi486 | xbrli:monetaryItemType | instant | N/A | N/A | s2c_AM:x80 |
| R0040.C0020 | Subordinated mutual member accounts/Year N-1 | s2md_met:mi486 | xbrli:monetaryItemType | instant | N/A | s2c_TF:x4 | s2c_AM:x80 |
| R0040.C0030 | Subordinated mutual member accounts/Variation | s2md_met:mi486 | xbrli:monetaryItemType | instant | s2c_DI:x5 | N/A | s2c_AM:x80 |
| R0050.C0010 | Surplus funds/Year N | s2md_met:mi489 | xbrli:monetaryItemType | instant | N/A | N/A | s2c_AM:x80 |
| R0050.C0020 | Surplus funds/Year N-1 | s2md_met:mi489 | xbrli:monetaryItemType | instant | N/A | s2c_TF:x4 | s2c_AM:x80 |
| R0050.C0030 | Surplus funds/Variation | s2md_met:mi489 | xbrli:monetaryItemType | instant | s2c_DI:x5 | N/A | s2c_AM:x80 |
| R0060.C0010 | Preference shares/Year N | s2md_met:mi481 | xbrli:monetaryItemType | instant | N/A | N/A | s2c_AM:x80 |
| R0060.C0020 | Preference shares/Year N-1 | s2md_met:mi481 | xbrli:monetaryItemType | instant | N/A | s2c_TF:x4 | s2c_AM:x80 |
| R0060.C0030 | Preference shares/Variation | s2md_met:mi481 | xbrli:monetaryItemType | instant | s2c_DI:x5 | N/A | s2c_AM:x80 |
| R0070.C0010 | Share premium account related to preference shares/Year N | s2md_met:mi483 | xbrli:monetaryItemType | instant | N/A | N/A | s2c_AM:x80 |
| R0070.C0020 | Share premium account related to preference shares/Year N-1 | s2md_met:mi483 | xbrli:monetaryItemType | instant | N/A | s2c_TF:x4 | s2c_AM:x80 |
| R0070.C0030 | Share premium account related to preference shares/Variation | s2md_met:mi483 | xbrli:monetaryItemType | instant | s2c_DI:x5 | N/A | s2c_AM:x80 |
| R0080.C0010 | Reconciliation reserve before deduction for participations/Year N | s2md_met:mi482 | xbrli:monetaryItemType | instant | N/A | N/A | s2c_AM:x80 |
| R0080.C0020 | Reconciliation reserve before deduction for participations/Year N-1 | s2md_met:mi482 | xbrli:monetaryItemType | instant | N/A | s2c_TF:x4 | s2c_AM:x80 |
| R0080.C0030 | Reconciliation reserve before deduction for participations/Variation | s2md_met:mi482 | xbrli:monetaryItemType | instant | s2c_DI:x5 | N/A | s2c_AM:x80 |
| R0090.C0010 | Subordinated liabilities/Year N | s2md_met:mi485 | xbrli:monetaryItemType | instant | N/A | N/A | s2c_AM:x80 |
| R0090.C0020 | Subordinated liabilities/Year N-1 | s2md_met:mi485 | xbrli:monetaryItemType | instant | N/A | s2c_TF:x4 | s2c_AM:x80 |
| R0090.C0030 | Subordinated liabilities/Variation | s2md_met:mi485 | xbrli:monetaryItemType | instant | s2c_DI:x5 | N/A | s2c_AM:x80 |
| R0100.C0010 | An amount equal to the value of net deferred tax assets/Year N | s2md_met:mi478 | xbrli:monetaryItemType | instant | N/A | N/A | s2c_AM:x80 |
| R0100.C0020 | An amount equal to the value of net deferred tax assets/Year N-1 | s2md_met:mi478 | xbrli:monetaryItemType | instant | N/A | s2c_TF:x4 | s2c_AM:x80 |
| R0100.C0030 | An amount equal to the value of net deferred tax assets/Variation | s2md_met:mi478 | xbrli:monetaryItemType | instant | s2c_DI:x5 | N/A | s2c_AM:x80 |
| R0110.C0010 | Other own fund items approved by the supervisory authority as basic own funds not specified above/Year N | s2md_met:mi473 | xbrli:monetaryItemType | instant | N/A | N/A | s2c_AM:x80 |
| R0110.C0020 | Other own fund items approved by the supervisory authority as basic own funds not specified above/Year N-1 | s2md_met:mi473 | xbrli:monetaryItemType | instant | N/A | s2c_TF:x4 | s2c_AM:x80 |
| R0110.C0030 | Other own fund items approved by the supervisory authority as basic own funds not specified above/Variation | s2md_met:mi473 | xbrli:monetaryItemType | instant | s2c_DI:x5 | N/A | s2c_AM:x80 |
| R0120.C0010 | Variation of total BOF items before adjustments/Year N | s2md_met:mi476 | xbrli:monetaryItemType | instant | N/A | N/A | s2c_AM:x80 |
| R0120.C0020 | Variation of total BOF items before adjustments/Year N-1 | s2md_met:mi476 | xbrli:monetaryItemType | instant | N/A | s2c_TF:x4 | s2c_AM:x80 |
| R0120.C0030 | Variation of total BOF items before adjustments/Variation | s2md_met:mi476 | xbrli:monetaryItemType | instant | s2c_DI:x5 | N/A | s2c_AM:x80 |