| Name | RetainedEarnings |
|---|---|
| Namespace | http://xbrl.ifrs.org/taxonomy/2017-03-09/ifrs-full |
| Prefix | ifrs-full |
| Data type | xbrli:monetaryItemType |
| Period type | instant |
| Substitution Group | xbrli:item |
| Balance | credit |
| Nillable | True |
| Abstract | False |
| Text | Lang | Role | Container role |
|---|---|---|---|
| Retained earnings | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| A component of equity representing the entity's cumulative undistributed earnings or deficit. | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Total retained earnings | en | http://xbrl.ssm.com.my/role/ssm/fs/mfrs/lab_rol_ssmt-fs-mfrs_2017-12-31/ReportingTotalLabel | http://www.xbrl.org/2003/role/link |
| Report the value, as at the reporting date, the aggregate of the reporting entity's cumulative undistributed earnings or deficit. | 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 | 101.54 | http://www.xbrl.org/2003/role/disclosureRef |
| Subsection | r | http://www.xbrl.org/2003/role/disclosureRef |
| Name | MFRS | http://www.xbrl.org/2003/role/disclosureRef |
| Section | 101.54 | http://www.xbrl.org/2003/role/disclosureRef |
| Subsection | r | http://www.xbrl.org/2003/role/disclosureRef |
| Name | MFRS | http://www.xbrl.org/2003/role/definitionRef |
| Section | 101.78 | http://www.xbrl.org/2003/role/definitionRef |
| Subsection | e | http://www.xbrl.org/2003/role/definitionRef |
| Name | MFRS | http://www.xbrl.org/2003/role/definitionRef |
| Section | 101.78 | http://www.xbrl.org/2003/role/definitionRef |
| Subsection | e | http://www.xbrl.org/2003/role/definitionRef |
| Name | IAS | http://www.xbrl.org/2003/role/exampleRef |
| Number | 1 | http://www.xbrl.org/2003/role/exampleRef |
| IssueDate | 2017-01-01 | http://www.xbrl.org/2003/role/exampleRef |
| Paragraph | 78 | http://www.xbrl.org/2003/role/exampleRef |
| Subparagraph | e | http://www.xbrl.org/2003/role/exampleRef |
| URI | http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_78_e&doctype=Standard | http://www.xbrl.org/2003/role/exampleRef |
| URIDate | 2017-03-09 | http://www.xbrl.org/2003/role/exampleRef |
| Name | IAS | http://www.xbrl.org/2003/role/exampleRef |
| Number | 1 | http://www.xbrl.org/2003/role/exampleRef |
| IssueDate | 2017-01-01 | http://www.xbrl.org/2003/role/exampleRef |
| Paragraph | IG6 | http://www.xbrl.org/2003/role/exampleRef |
| URI | http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_IG6&doctype=Implementation%20Guidance | http://www.xbrl.org/2003/role/exampleRef |
| URIDate | 2017-03-09 | http://www.xbrl.org/2003/role/exampleRef |
| Name | Relation Type | Role | |
|---|---|---|---|
ssmt-mfrs:RetainedEarningsOfSubsidiariesAssociatesJointVenturesGross | summation-item | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mfrs_2017-12-31/ssmt-fs-mfrs_2017-12-31_role-760000 | |
ssmt-mfrs:ConsolidationAdjustmentsOfRetainedEarningsOfSubsidiariesAssociatesJointVentures | summation-item | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mfrs_2017-12-31/ssmt-fs-mfrs_2017-12-31_role-760000 | |
ssmt-mfrs:RetainedEarningsOthers | summation-item | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mfrs_2017-12-31/ssmt-fs-mfrs_2017-12-31_role-760000 |