| Name | NoncurrentEmploymentTerminationBenefits |
|---|---|
| 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 | credit |
| Nillable | True |
| Abstract | False |
| Text | Lang | Role | Container role |
|---|---|---|---|
| Non-current employment termination benefits | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Report the value, as at the reporting date, the aggregate non-current portion of termination benefits which are employee benefits payable as a result of either | en | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-mfrs-cor_2017-12-31/ReportingDocumentation | http://www.xbrl.org/2003/role/link |
| Employment termination benefits | en | http://xbrl.ssm.com.my/role/ssm/fs/mfrs/lab_rol_ssmt-fs-mfrs_2017-12-31/ReportingLabel | http://www.xbrl.org/2003/role/link |
| Report the value, as at the reporting date, the aggregate non-current portion of termination benefits which are employee benefits payable as a result of either a. an entity’s decision to terminate an employee’s employment before the normal retirement date or b. an employee’s decision to accept an offer of benefits in exchange for the termination of employment. | en | http://xbrl.ssm.com.my/role/ssm/fs/mfrs/lab_rol_ssmt-fs-mfrs_2017-12-31/ReportingDocumentation | http://www.xbrl.org/2003/role/link |
| Name | Value | Role |
|---|---|---|
| Name | MFRS | http://www.xbrl.org/2003/role/disclosureRef |
| Section | 7.8 | http://www.xbrl.org/2003/role/disclosureRef |
| Name | MFRS | http://www.xbrl.org/2009/role/commonPracticeRef |
| Section | 101.77 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Name | MFRS | http://www.xbrl.org/2009/role/commonPracticeRef |
| Section | 101.78 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Subsection | d | http://www.xbrl.org/2009/role/commonPracticeRef |
| Name | MFRS | http://www.xbrl.org/2003/role/definitionRef |
| Section | 119.18 | http://www.xbrl.org/2003/role/definitionRef |
| Name | Relation Type | Role | |
|---|---|---|---|
ssmt-mfrs:NoncurrentEmployeeBenefitLiabilitiesAbstract | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mfrs_2017-12-31/ssmt-fs-mfrs_2017-12-31_role-200200x | |
ifrs-full:NoncurrentProvisionsForEmployeeBenefits | summation-item | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mfrs_2017-12-31/ssmt-fs-mfrs_2017-12-31_role-200200 | |
ssmt-mfrs:NoncurrentEmployeeBenefitLiabilitiesAbstract | domain-member | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mfrs_2017-12-31/ssmt-fs-mfrs_2017-12-31_role-210100 |