IndexTotal retained earnings of Company and its subsidiaries [abstract]
| Name | RetainedEarningsOfCompanyAndItsSubsidiariesAbstract |
|---|---|
| Namespace | http://xbrl.ssm.com.my/taxonomy/2017-12-31/ssmt-mfrs-cor |
| Prefix | ssmt-mfrs |
| Data type | xbrli:stringItemType |
| Period type | duration |
| Substitution Group | xbrli:item |
| Balance | None |
| Nillable | True |
| Abstract | True |
Labels
| Text | Lang | Role | Container role |
|---|---|---|---|
| Total retained earnings of Company and its subsidiaries [abstract] | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
Related Child Concepts
| Name | Relation Type | Role | |
|---|---|---|---|
 | ssmt-mfrs:UnrealisedRetailedEarningsOfCompanyAndSubsidiaries | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mfrs_2017-12-31/ssmt-fs-mfrs_2017-12-31_role-760000 |
| ssmt-mfrs:RealisedRetainedEarningsOfCompanyAndSubsidiaries | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mfrs_2017-12-31/ssmt-fs-mfrs_2017-12-31_role-760000 |
| ssmt-mfrs:RealisedRetainedEarningsOfCompanyAndSubsidiaries | domain-member | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mfrs_2017-12-31/ssmt-fs-mfrs_2017-12-31_role-760000 |
| ssmt-mfrs:UnrealisedRetailedEarningsOfCompanyAndSubsidiaries | domain-member | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mfrs_2017-12-31/ssmt-fs-mfrs_2017-12-31_role-760000 |
Related Parent Concepts
| Name | Relation Type | Role | |
|---|---|---|---|
| ssmt-mfrs:DisclosureOfRetainedEarningsLineItems | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mfrs_2017-12-31/ssmt-fs-mfrs_2017-12-31_role-760000 |
| ssmt-mfrs:DisclosureOfRetainedEarningsLineItems | domain-member | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mfrs_2017-12-31/ssmt-fs-mfrs_2017-12-31_role-760000 |