| Name | GainsOnDisposalOfSubsidiaryJointVenturesAndAssociates |
|---|---|
| Namespace | http://xbrl.ssm.com.my/taxonomy/2017-12-31/ssmt-mfrs-cor |
| Prefix | ssmt-mfrs |
| Data type | xbrli:monetaryItemType |
| Period type | duration |
| Substitution Group | xbrli:item |
| Balance | credit |
| Nillable | True |
| Abstract | False |
| Text | Lang | Role | Container role |
|---|---|---|---|
| Gain from disposal of a subsidiary, joint ventures and associates | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Report the value, for the reporting period, of gain on disposal of subsidiaries, joint ventures and associates. Subsidiary is an entity that is controlled by another entity. A joint venture is a joint arrangement whereby the parties that have joint control of the arrangement have rights to the net assets of the arrangement. An associate is an entity over which the investor has significant influence. | en | http://xbrl.ssm.com.my/role/ssm/fs/clbg/lab_rol_ssmt-fs-clbg_2017-12-31/ReportingDocumentation | http://www.xbrl.org/2003/role/link |
| Name | Value | Role |
|---|---|---|
| Name | MFRS | http://www.xbrl.org/2003/role/disclosureRef |
| Section | 120.29 | http://www.xbrl.org/2003/role/disclosureRef |
| Name | MFRS | http://www.xbrl.org/2003/role/definitionRef |
| Section | 120.3 | http://www.xbrl.org/2003/role/definitionRef |
| Name | MFRS | http://www.xbrl.org/2009/role/commonPracticeRef |
| Section | 101.112 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Subsection | c | http://www.xbrl.org/2009/role/commonPracticeRef |
| Name | Relation Type | Role | |
|---|---|---|---|
ssmt-mfrs:OtherIncomeAbstract | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-clbg_2017-12-31/ssmt-fs-clbg_2017-12-31_role-300200x | |
ssmt-mfrs:OtherIncomeAbstract | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-clbg_2017-12-31/ssmt-fs-clbg_2017-12-31_role-300200y | |
ifrs-full:OtherIncome | summation-item | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-clbg_2017-12-31/ssmt-fs-clbg_2017-12-31_role-300200 | |
ssmt-mfrs:OtherIncomeAbstract | domain-member | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-clbg_2017-12-31/ssmt-fs-clbg_2017-12-31_role-310100 | |
ssmt-mfrs:OtherIncomeAbstract | domain-member | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-clbg_2017-12-31/ssmt-fs-clbg_2017-12-31_role-320100 |