| Name | InvestmentInSubsidiariesUnquotedOtherFinancialAssetsOutsideMalaysiaNetOfImpairmentLosses |
|---|---|
| Namespace | http://xbrl.ssm.com.my/taxonomy/2017-12-31/ssmt-mfrs-cor |
| Prefix | ssmt-mfrs |
| Data type | xbrli:monetaryItemType |
| Period type | instant |
| Substitution Group | xbrli:item |
| Balance | debit |
| Nillable | True |
| Abstract | False |
| Text | Lang | Role | Container role |
|---|---|---|---|
| Report the value, as at the reporting date, the aggregate of investments in subsidiaries, net of impairment of other unquoted financial assets outside Malaysia not reported elsewhere in the categories above. | en | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-mfrs-cor_2017-12-31/ReportingDocumentation | http://www.xbrl.org/2003/role/link |
| Investment in subsidiaries unquoted other financial assets outside Malaysia, net of impairment losses | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |