| r0.C0010 | s2md_a2.root/Total | | | | N/A | N/A | s2c_AM:x80 |
| r0.C0020 | s2md_a2.root/s2md_c4326 | | | | N/A | s2c_EL:x26 | s2c_AM:x80 |
| r0.C0030 | s2md_a2.root/Of which counted under transitionals | | | | s2c_EL:x9 | s2c_EL:x26 | s2c_AM:x80 |
| r0.C0040 | s2md_a2.root/s2md_c4329 | | | | N/A | s2c_EL:x28 | s2c_AM:x80 |
| r0.C0050 | s2md_a2.root/Of which counted under transitionals | | | | s2c_EL:x9 | s2c_EL:x28 | s2c_AM:x80 |
| r0.C0060 | s2md_a2.root/Tier 3 | | | | N/A | s2c_EL:x30 | s2c_AM:x80 |
| r1.C0010 | Ordinary share capital/Total | | | | N/A | N/A | s2c_AM:x80 |
| r1.C0020 | Ordinary share capital/s2md_c4326 | | | | N/A | s2c_EL:x26 | s2c_AM:x80 |
| r1.C0030 | Ordinary share capital/Of which counted under transitionals | | | | s2c_EL:x9 | s2c_EL:x26 | s2c_AM:x80 |
| r1.C0040 | Ordinary share capital/s2md_c4329 | | | | N/A | s2c_EL:x28 | s2c_AM:x80 |
| r1.C0050 | Ordinary share capital/Of which counted under transitionals | | | | s2c_EL:x9 | s2c_EL:x28 | s2c_AM:x80 |
| r1.C0060 | Ordinary share capital/Tier 3 | | | | N/A | s2c_EL:x30 | s2c_AM:x80 |
| R0010.C0010 | Paid in/Total | s2md_met:mi435 | xbrli:monetaryItemType | instant | N/A | N/A | s2c_AM:x80 |
| R0010.C0020 | Paid in/s2md_c4326 | s2md_met:mi435 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x26 | s2c_AM:x80 |
| R0010.C0030 | Paid in/Of which counted under transitionals | s2md_met:mi435 | xbrli:monetaryItemType | instant | s2c_EL:x9 | s2c_EL:x26 | s2c_AM:x80 |
| R0010.C0040 | Paid in/s2md_c4329 | s2md_met:mi435 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x28 | s2c_AM:x80 |
| R0010.C0050 | Paid in/Of which counted under transitionals | s2md_met:mi435 | xbrli:monetaryItemType | instant | s2c_EL:x9 | s2c_EL:x28 | s2c_AM:x80 |
| R0010.C0060 | Paid in/Tier 3 | s2md_met:mi435 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x30 | s2c_AM:x80 |
| R0020.C0010 | Called up but not yet paid in/Total | s2md_met:mi434 | xbrli:monetaryItemType | instant | N/A | N/A | s2c_AM:x80 |
| R0020.C0020 | Called up but not yet paid in/s2md_c4326 | s2md_met:mi434 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x26 | s2c_AM:x80 |
| R0020.C0030 | Called up but not yet paid in/Of which counted under transitionals | s2md_met:mi434 | xbrli:monetaryItemType | instant | s2c_EL:x9 | s2c_EL:x26 | s2c_AM:x80 |
| R0020.C0040 | Called up but not yet paid in/s2md_c4329 | s2md_met:mi434 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x28 | s2c_AM:x80 |
| R0020.C0050 | Called up but not yet paid in/Of which counted under transitionals | s2md_met:mi434 | xbrli:monetaryItemType | instant | s2c_EL:x9 | s2c_EL:x28 | s2c_AM:x80 |
| R0020.C0060 | Called up but not yet paid in/Tier 3 | s2md_met:mi434 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x30 | s2c_AM:x80 |
| R0030.C0010 | Own shares held/Total | s2md_met:mi205 | xbrli:monetaryItemType | instant | N/A | N/A | s2c_AM:x80 |
| R0030.C0020 | Own shares held/s2md_c4326 | s2md_met:mi205 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x26 | s2c_AM:x80 |
| R0030.C0030 | Own shares held/Of which counted under transitionals | s2md_met:mi205 | xbrli:monetaryItemType | instant | s2c_EL:x9 | s2c_EL:x26 | s2c_AM:x80 |
| R0030.C0040 | Own shares held/s2md_c4329 | s2md_met:mi205 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x28 | s2c_AM:x80 |
| R0030.C0050 | Own shares held/Of which counted under transitionals | s2md_met:mi205 | xbrli:monetaryItemType | instant | s2c_EL:x9 | s2c_EL:x28 | s2c_AM:x80 |
| R0030.C0060 | Own shares held/Tier 3 | s2md_met:mi205 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x30 | s2c_AM:x80 |
| R0100.C0010 | Total ordinary share capital/Total | s2md_met:mi472 | xbrli:monetaryItemType | instant | N/A | N/A | s2c_AM:x80 |
| R0100.C0020 | Total ordinary share capital/s2md_c4326 | s2md_met:mi472 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x26 | s2c_AM:x80 |
| R0100.C0030 | Total ordinary share capital/Of which counted under transitionals | s2md_met:mi472 | xbrli:monetaryItemType | instant | s2c_EL:x9 | s2c_EL:x26 | s2c_AM:x80 |
| R0100.C0040 | Total ordinary share capital/s2md_c4329 | s2md_met:mi472 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x28 | s2c_AM:x80 |
| R0100.C0050 | Total ordinary share capital/Of which counted under transitionals | s2md_met:mi472 | xbrli:monetaryItemType | instant | s2c_EL:x9 | s2c_EL:x28 | s2c_AM:x80 |
| R0100.C0060 | Total ordinary share capital/Tier 3 | s2md_met:mi472 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x30 | s2c_AM:x80 |
| r6.C0010 | Initial funds, members' contributions or the equivalent basic own - fund item for mutual and mutual type undertakings/Total | | | | N/A | N/A | s2c_AM:x80 |
| r6.C0020 | Initial funds, members' contributions or the equivalent basic own - fund item for mutual and mutual type undertakings/s2md_c4326 | | | | N/A | s2c_EL:x26 | s2c_AM:x80 |
| r6.C0030 | Initial funds, members' contributions or the equivalent basic own - fund item for mutual and mutual type undertakings/Of which counted under transitionals | | | | s2c_EL:x9 | s2c_EL:x26 | s2c_AM:x80 |
| r6.C0040 | Initial funds, members' contributions or the equivalent basic own - fund item for mutual and mutual type undertakings/s2md_c4329 | | | | N/A | s2c_EL:x28 | s2c_AM:x80 |
| r6.C0050 | Initial funds, members' contributions or the equivalent basic own - fund item for mutual and mutual type undertakings/Of which counted under transitionals | | | | s2c_EL:x9 | s2c_EL:x28 | s2c_AM:x80 |
| r6.C0060 | Initial funds, members' contributions or the equivalent basic own - fund item for mutual and mutual type undertakings/Tier 3 | | | | N/A | s2c_EL:x30 | s2c_AM:x80 |
| R0110.C0010 | Paid in/Total | s2md_met:mi431 | xbrli:monetaryItemType | instant | N/A | N/A | s2c_AM:x80 |
| R0110.C0020 | Paid in/s2md_c4326 | s2md_met:mi431 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x26 | s2c_AM:x80 |
| R0110.C0030 | Paid in/Of which counted under transitionals | s2md_met:mi431 | xbrli:monetaryItemType | instant | s2c_EL:x9 | s2c_EL:x26 | s2c_AM:x80 |
| R0110.C0040 | Paid in/s2md_c4329 | s2md_met:mi431 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x28 | s2c_AM:x80 |
| R0110.C0050 | Paid in/Of which counted under transitionals | s2md_met:mi431 | xbrli:monetaryItemType | instant | s2c_EL:x9 | s2c_EL:x28 | s2c_AM:x80 |
| R0110.C0060 | Paid in/Tier 3 | s2md_met:mi431 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x30 | s2c_AM:x80 |
| R0120.C0010 | Called up but not yet paid in/Total | s2md_met:mi430 | xbrli:monetaryItemType | instant | N/A | N/A | s2c_AM:x80 |
| R0120.C0020 | Called up but not yet paid in/s2md_c4326 | s2md_met:mi430 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x26 | s2c_AM:x80 |
| R0120.C0030 | Called up but not yet paid in/Of which counted under transitionals | s2md_met:mi430 | xbrli:monetaryItemType | instant | s2c_EL:x9 | s2c_EL:x26 | s2c_AM:x80 |
| R0120.C0040 | Called up but not yet paid in/s2md_c4329 | s2md_met:mi430 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x28 | s2c_AM:x80 |
| R0120.C0050 | Called up but not yet paid in/Of which counted under transitionals | s2md_met:mi430 | xbrli:monetaryItemType | instant | s2c_EL:x9 | s2c_EL:x28 | s2c_AM:x80 |
| R0120.C0060 | Called up but not yet paid in/Tier 3 | s2md_met:mi430 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x30 | s2c_AM:x80 |
| R0200.C0010 | Total initial fund members' contributions or the equivalent basic own fund item for mutual and mutual type undertakings/Total | s2md_met:mi467 | xbrli:monetaryItemType | instant | N/A | N/A | s2c_AM:x80 |
| R0200.C0020 | Total initial fund members' contributions or the equivalent basic own fund item for mutual and mutual type undertakings/s2md_c4326 | s2md_met:mi467 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x26 | s2c_AM:x80 |
| R0200.C0030 | Total initial fund members' contributions or the equivalent basic own fund item for mutual and mutual type undertakings/Of which counted under transitionals | s2md_met:mi467 | xbrli:monetaryItemType | instant | s2c_EL:x9 | s2c_EL:x26 | s2c_AM:x80 |
| R0200.C0040 | Total initial fund members' contributions or the equivalent basic own fund item for mutual and mutual type undertakings/s2md_c4329 | s2md_met:mi467 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x28 | s2c_AM:x80 |
| R0200.C0050 | Total initial fund members' contributions or the equivalent basic own fund item for mutual and mutual type undertakings/Of which counted under transitionals | s2md_met:mi467 | xbrli:monetaryItemType | instant | s2c_EL:x9 | s2c_EL:x28 | s2c_AM:x80 |
| R0200.C0060 | Total initial fund members' contributions or the equivalent basic own fund item for mutual and mutual type undertakings/Tier 3 | s2md_met:mi467 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x30 | s2c_AM:x80 |
| r10.C0010 | Subordinated mutual members accounts/Total | | | | N/A | N/A | s2c_AM:x80 |
| r10.C0020 | Subordinated mutual members accounts/s2md_c4326 | | | | N/A | s2c_EL:x26 | s2c_AM:x80 |
| r10.C0030 | Subordinated mutual members accounts/Of which counted under transitionals | | | | s2c_EL:x9 | s2c_EL:x26 | s2c_AM:x80 |
| r10.C0040 | Subordinated mutual members accounts/s2md_c4329 | | | | N/A | s2c_EL:x28 | s2c_AM:x80 |
| r10.C0050 | Subordinated mutual members accounts/Of which counted under transitionals | | | | s2c_EL:x9 | s2c_EL:x28 | s2c_AM:x80 |
| r10.C0060 | Subordinated mutual members accounts/Tier 3 | | | | N/A | s2c_EL:x30 | s2c_AM:x80 |
| R0210.C0010 | Dated subordinated/Total | s2md_met:mi451 | xbrli:monetaryItemType | instant | N/A | N/A | s2c_AM:x80 |
| R0210.C0020 | Dated subordinated/s2md_c4326 | s2md_met:mi451 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x26 | s2c_AM:x80 |
| R0210.C0030 | Dated subordinated/Of which counted under transitionals | s2md_met:mi451 | xbrli:monetaryItemType | instant | s2c_EL:x9 | s2c_EL:x26 | s2c_AM:x80 |
| R0210.C0040 | Dated subordinated/s2md_c4329 | s2md_met:mi451 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x28 | s2c_AM:x80 |
| R0210.C0050 | Dated subordinated/Of which counted under transitionals | s2md_met:mi451 | xbrli:monetaryItemType | instant | s2c_EL:x9 | s2c_EL:x28 | s2c_AM:x80 |
| R0210.C0060 | Dated subordinated/Tier 3 | s2md_met:mi451 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x30 | s2c_AM:x80 |
| R0220.C0010 | Undated subordinated with a call option/Total | s2md_met:mi452 | xbrli:monetaryItemType | instant | N/A | N/A | s2c_AM:x80 |
| R0220.C0020 | Undated subordinated with a call option/s2md_c4326 | s2md_met:mi452 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x26 | s2c_AM:x80 |
| R0220.C0030 | Undated subordinated with a call option/Of which counted under transitionals | s2md_met:mi452 | xbrli:monetaryItemType | instant | s2c_EL:x9 | s2c_EL:x26 | s2c_AM:x80 |
| R0220.C0040 | Undated subordinated with a call option/s2md_c4329 | s2md_met:mi452 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x28 | s2c_AM:x80 |
| R0220.C0050 | Undated subordinated with a call option/Of which counted under transitionals | s2md_met:mi452 | xbrli:monetaryItemType | instant | s2c_EL:x9 | s2c_EL:x28 | s2c_AM:x80 |
| R0220.C0060 | Undated subordinated with a call option/Tier 3 | s2md_met:mi452 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x30 | s2c_AM:x80 |
| R0230.C0010 | Undated subordinated with no contractual opportunity to redeem/Total | s2md_met:mi453 | xbrli:monetaryItemType | instant | N/A | N/A | s2c_AM:x80 |
| R0230.C0020 | Undated subordinated with no contractual opportunity to redeem/s2md_c4326 | s2md_met:mi453 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x26 | s2c_AM:x80 |
| R0230.C0030 | Undated subordinated with no contractual opportunity to redeem/Of which counted under transitionals | s2md_met:mi453 | xbrli:monetaryItemType | instant | s2c_EL:x9 | s2c_EL:x26 | s2c_AM:x80 |
| R0230.C0040 | Undated subordinated with no contractual opportunity to redeem/s2md_c4329 | s2md_met:mi453 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x28 | s2c_AM:x80 |
| R0230.C0050 | Undated subordinated with no contractual opportunity to redeem/Of which counted under transitionals | s2md_met:mi453 | xbrli:monetaryItemType | instant | s2c_EL:x9 | s2c_EL:x28 | s2c_AM:x80 |
| R0230.C0060 | Undated subordinated with no contractual opportunity to redeem/Tier 3 | s2md_met:mi453 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x30 | s2c_AM:x80 |
| R0300.C0010 | Total subordinated mutual members accounts/Total | s2md_met:mi486 | xbrli:monetaryItemType | instant | N/A | N/A | s2c_AM:x80 |
| R0300.C0020 | Total subordinated mutual members accounts/s2md_c4326 | s2md_met:mi486 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x26 | s2c_AM:x80 |
| R0300.C0030 | Total subordinated mutual members accounts/Of which counted under transitionals | s2md_met:mi486 | xbrli:monetaryItemType | instant | s2c_EL:x9 | s2c_EL:x26 | s2c_AM:x80 |
| R0300.C0040 | Total subordinated mutual members accounts/s2md_c4329 | s2md_met:mi486 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x28 | s2c_AM:x80 |
| R0300.C0050 | Total subordinated mutual members accounts/Of which counted under transitionals | s2md_met:mi486 | xbrli:monetaryItemType | instant | s2c_EL:x9 | s2c_EL:x28 | s2c_AM:x80 |
| R0300.C0060 | Total subordinated mutual members accounts/Tier 3 | s2md_met:mi486 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x30 | s2c_AM:x80 |
| r15.C0010 | Preference shares/Total | | | | N/A | N/A | s2c_AM:x80 |
| r15.C0020 | Preference shares/s2md_c4326 | | | | N/A | s2c_EL:x26 | s2c_AM:x80 |
| r15.C0030 | Preference shares/Of which counted under transitionals | | | | s2c_EL:x9 | s2c_EL:x26 | s2c_AM:x80 |
| r15.C0040 | Preference shares/s2md_c4329 | | | | N/A | s2c_EL:x28 | s2c_AM:x80 |
| r15.C0050 | Preference shares/Of which counted under transitionals | | | | s2c_EL:x9 | s2c_EL:x28 | s2c_AM:x80 |
| r15.C0060 | Preference shares/Tier 3 | | | | N/A | s2c_EL:x30 | s2c_AM:x80 |
| R0310.C0010 | Dated preference shares/Total | s2md_met:mi440 | xbrli:monetaryItemType | instant | N/A | N/A | s2c_AM:x80 |
| R0310.C0020 | Dated preference shares/s2md_c4326 | s2md_met:mi440 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x26 | s2c_AM:x80 |
| R0310.C0030 | Dated preference shares/Of which counted under transitionals | s2md_met:mi440 | xbrli:monetaryItemType | instant | s2c_EL:x9 | s2c_EL:x26 | s2c_AM:x80 |
| R0310.C0040 | Dated preference shares/s2md_c4329 | s2md_met:mi440 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x28 | s2c_AM:x80 |
| R0310.C0050 | Dated preference shares/Of which counted under transitionals | s2md_met:mi440 | xbrli:monetaryItemType | instant | s2c_EL:x9 | s2c_EL:x28 | s2c_AM:x80 |
| R0310.C0060 | Dated preference shares/Tier 3 | s2md_met:mi440 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x30 | s2c_AM:x80 |
| R0320.C0010 | Undated preference shares with a call option/Total | s2md_met:mi441 | xbrli:monetaryItemType | instant | N/A | N/A | s2c_AM:x80 |
| R0320.C0020 | Undated preference shares with a call option/s2md_c4326 | s2md_met:mi441 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x26 | s2c_AM:x80 |
| R0320.C0030 | Undated preference shares with a call option/Of which counted under transitionals | s2md_met:mi441 | xbrli:monetaryItemType | instant | s2c_EL:x9 | s2c_EL:x26 | s2c_AM:x80 |
| R0320.C0040 | Undated preference shares with a call option/s2md_c4329 | s2md_met:mi441 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x28 | s2c_AM:x80 |
| R0320.C0050 | Undated preference shares with a call option/Of which counted under transitionals | s2md_met:mi441 | xbrli:monetaryItemType | instant | s2c_EL:x9 | s2c_EL:x28 | s2c_AM:x80 |
| R0320.C0060 | Undated preference shares with a call option/Tier 3 | s2md_met:mi441 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x30 | s2c_AM:x80 |
| R0330.C0010 | Undated preference shares with no contractual opportunity to redeem/Total | s2md_met:mi442 | xbrli:monetaryItemType | instant | N/A | N/A | s2c_AM:x80 |
| R0330.C0020 | Undated preference shares with no contractual opportunity to redeem/s2md_c4326 | s2md_met:mi442 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x26 | s2c_AM:x80 |
| R0330.C0030 | Undated preference shares with no contractual opportunity to redeem/Of which counted under transitionals | s2md_met:mi442 | xbrli:monetaryItemType | instant | s2c_EL:x9 | s2c_EL:x26 | s2c_AM:x80 |
| R0330.C0040 | Undated preference shares with no contractual opportunity to redeem/s2md_c4329 | s2md_met:mi442 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x28 | s2c_AM:x80 |
| R0330.C0050 | Undated preference shares with no contractual opportunity to redeem/Of which counted under transitionals | s2md_met:mi442 | xbrli:monetaryItemType | instant | s2c_EL:x9 | s2c_EL:x28 | s2c_AM:x80 |
| R0330.C0060 | Undated preference shares with no contractual opportunity to redeem/Tier 3 | s2md_met:mi442 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x30 | s2c_AM:x80 |
| R0400.C0010 | Total preference shares/Total | s2md_met:mi481 | xbrli:monetaryItemType | instant | N/A | N/A | s2c_AM:x80 |
| R0400.C0020 | Total preference shares/s2md_c4326 | s2md_met:mi481 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x26 | s2c_AM:x80 |
| R0400.C0030 | Total preference shares/Of which counted under transitionals | s2md_met:mi481 | xbrli:monetaryItemType | instant | s2c_EL:x9 | s2c_EL:x26 | s2c_AM:x80 |
| R0400.C0040 | Total preference shares/s2md_c4329 | s2md_met:mi481 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x28 | s2c_AM:x80 |
| R0400.C0050 | Total preference shares/Of which counted under transitionals | s2md_met:mi481 | xbrli:monetaryItemType | instant | s2c_EL:x9 | s2c_EL:x28 | s2c_AM:x80 |
| R0400.C0060 | Total preference shares/Tier 3 | s2md_met:mi481 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x30 | s2c_AM:x80 |
| r20.C0010 | Subordinated liabilities/Total | | | | N/A | N/A | s2c_AM:x80 |
| r20.C0020 | Subordinated liabilities/s2md_c4326 | | | | N/A | s2c_EL:x26 | s2c_AM:x80 |
| r20.C0030 | Subordinated liabilities/Of which counted under transitionals | | | | s2c_EL:x9 | s2c_EL:x26 | s2c_AM:x80 |
| r20.C0040 | Subordinated liabilities/s2md_c4329 | | | | N/A | s2c_EL:x28 | s2c_AM:x80 |
| r20.C0050 | Subordinated liabilities/Of which counted under transitionals | | | | s2c_EL:x9 | s2c_EL:x28 | s2c_AM:x80 |
| r20.C0060 | Subordinated liabilities/Tier 3 | | | | N/A | s2c_EL:x30 | s2c_AM:x80 |
| R0410.C0010 | Dated subordinated liabilities/Total | s2md_met:mi447 | xbrli:monetaryItemType | instant | N/A | N/A | s2c_AM:x80 |
| R0410.C0020 | Dated subordinated liabilities/s2md_c4326 | s2md_met:mi447 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x26 | s2c_AM:x80 |
| R0410.C0030 | Dated subordinated liabilities/Of which counted under transitionals | s2md_met:mi447 | xbrli:monetaryItemType | instant | s2c_EL:x9 | s2c_EL:x26 | s2c_AM:x80 |
| R0410.C0040 | Dated subordinated liabilities/s2md_c4329 | s2md_met:mi447 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x28 | s2c_AM:x80 |
| R0410.C0050 | Dated subordinated liabilities/Of which counted under transitionals | s2md_met:mi447 | xbrli:monetaryItemType | instant | s2c_EL:x9 | s2c_EL:x28 | s2c_AM:x80 |
| R0410.C0060 | Dated subordinated liabilities/Tier 3 | s2md_met:mi447 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x30 | s2c_AM:x80 |
| R0420.C0010 | Undated subordinated liabilities with a contractual opportunity to redeem/Total | s2md_met:mi448 | xbrli:monetaryItemType | instant | N/A | N/A | s2c_AM:x80 |
| R0420.C0020 | Undated subordinated liabilities with a contractual opportunity to redeem/s2md_c4326 | s2md_met:mi448 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x26 | s2c_AM:x80 |
| R0420.C0030 | Undated subordinated liabilities with a contractual opportunity to redeem/Of which counted under transitionals | s2md_met:mi448 | xbrli:monetaryItemType | instant | s2c_EL:x9 | s2c_EL:x26 | s2c_AM:x80 |
| R0420.C0040 | Undated subordinated liabilities with a contractual opportunity to redeem/s2md_c4329 | s2md_met:mi448 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x28 | s2c_AM:x80 |
| R0420.C0050 | Undated subordinated liabilities with a contractual opportunity to redeem/Of which counted under transitionals | s2md_met:mi448 | xbrli:monetaryItemType | instant | s2c_EL:x9 | s2c_EL:x28 | s2c_AM:x80 |
| R0420.C0060 | Undated subordinated liabilities with a contractual opportunity to redeem/Tier 3 | s2md_met:mi448 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x30 | s2c_AM:x80 |
| R0430.C0010 | Undated subordinated liabilities with no contractual opportunity to redeem/Total | s2md_met:mi449 | xbrli:monetaryItemType | instant | N/A | N/A | s2c_AM:x80 |
| R0430.C0020 | Undated subordinated liabilities with no contractual opportunity to redeem/s2md_c4326 | s2md_met:mi449 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x26 | s2c_AM:x80 |
| R0430.C0030 | Undated subordinated liabilities with no contractual opportunity to redeem/Of which counted under transitionals | s2md_met:mi449 | xbrli:monetaryItemType | instant | s2c_EL:x9 | s2c_EL:x26 | s2c_AM:x80 |
| R0430.C0040 | Undated subordinated liabilities with no contractual opportunity to redeem/s2md_c4329 | s2md_met:mi449 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x28 | s2c_AM:x80 |
| R0430.C0050 | Undated subordinated liabilities with no contractual opportunity to redeem/Of which counted under transitionals | s2md_met:mi449 | xbrli:monetaryItemType | instant | s2c_EL:x9 | s2c_EL:x28 | s2c_AM:x80 |
| R0430.C0060 | Undated subordinated liabilities with no contractual opportunity to redeem/Tier 3 | s2md_met:mi449 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x30 | s2c_AM:x80 |
| R0500.C0010 | Total subordinated liabilities/Total | s2md_met:mi485 | xbrli:monetaryItemType | instant | N/A | N/A | s2c_AM:x80 |
| R0500.C0020 | Total subordinated liabilities/s2md_c4326 | s2md_met:mi485 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x26 | s2c_AM:x80 |
| R0500.C0030 | Total subordinated liabilities/Of which counted under transitionals | s2md_met:mi485 | xbrli:monetaryItemType | instant | s2c_EL:x9 | s2c_EL:x26 | s2c_AM:x80 |
| R0500.C0040 | Total subordinated liabilities/s2md_c4329 | s2md_met:mi485 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x28 | s2c_AM:x80 |
| R0500.C0050 | Total subordinated liabilities/Of which counted under transitionals | s2md_met:mi485 | xbrli:monetaryItemType | instant | s2c_EL:x9 | s2c_EL:x28 | s2c_AM:x80 |
| R0500.C0060 | Total subordinated liabilities/Tier 3 | s2md_met:mi485 | xbrli:monetaryItemType | instant | N/A | s2c_EL:x30 | s2c_AM:x80 |