| Name | RevenueFromInterest |
|---|---|
| Namespace | http://xbrl.ifrs.org/taxonomy/2017-03-09/ifrs-full |
| Prefix | ifrs-full |
| Data type | xbrli:monetaryItemType |
| Period type | duration |
| Substitution Group | xbrli:item |
| Balance | credit |
| Nillable | True |
| Abstract | False |
| Text | Lang | Role | Container role |
|---|---|---|---|
| Interest income | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| The amount of income arising from interest. | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Total interest income | 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, for the reporting period, of the sum of revenue from interest income received which are charges for the use of cash or cash equivalents or amounts due to the entity. | 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 | 107.45 | http://www.xbrl.org/2003/role/disclosureRef |
| Name | MFRS | http://www.xbrl.org/2003/role/disclosureRef |
| Section | 15.65 | http://www.xbrl.org/2003/role/disclosureRef |
| Note | Expiry date 2018-01-01 | http://www.xbrl.org/2003/role/disclosureRef |
| Name | IAS | http://www.xbrl.org/2003/role/disclosureRef |
| Number | 18 | http://www.xbrl.org/2003/role/disclosureRef |
| IssueDate | 2017-01-01 | http://www.xbrl.org/2003/role/disclosureRef |
| Paragraph | 35 | http://www.xbrl.org/2003/role/disclosureRef |
| Subparagraph | b | http://www.xbrl.org/2003/role/disclosureRef |
| Clause | iii | http://www.xbrl.org/2003/role/disclosureRef |
| URI | http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=18&date=2017-03-02&anchor=para_35_b_iii&doctype=Standard&book=B | http://www.xbrl.org/2003/role/disclosureRef |
| URIDate | 2017-03-09 | http://www.xbrl.org/2003/role/disclosureRef |
| Name | IFRS | http://www.xbrl.org/2003/role/disclosureRef |
| Number | 12 | http://www.xbrl.org/2003/role/disclosureRef |
| IssueDate | 2017-01-01 | http://www.xbrl.org/2003/role/disclosureRef |
| Paragraph | B13 | http://www.xbrl.org/2003/role/disclosureRef |
| Subparagraph | e | http://www.xbrl.org/2003/role/disclosureRef |
| URI | http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=12&date=2017-03-01&anchor=para_B13_e&doctype=Appendix&seq=2 | http://www.xbrl.org/2003/role/disclosureRef |
| URIDate | 2017-03-09 | http://www.xbrl.org/2003/role/disclosureRef |
| Name | IFRS | http://www.xbrl.org/2003/role/disclosureRef |
| Number | 8 | http://www.xbrl.org/2003/role/disclosureRef |
| IssueDate | 2017-01-01 | http://www.xbrl.org/2003/role/disclosureRef |
| Paragraph | 23 | http://www.xbrl.org/2003/role/disclosureRef |
| Subparagraph | c | http://www.xbrl.org/2003/role/disclosureRef |
| URI | http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=8&date=2017-03-01&anchor=para_23_c&doctype=Standard | http://www.xbrl.org/2003/role/disclosureRef |
| URIDate | 2017-03-09 | http://www.xbrl.org/2003/role/disclosureRef |
| Name | IFRS | http://www.xbrl.org/2003/role/disclosureRef |
| Number | 8 | http://www.xbrl.org/2003/role/disclosureRef |
| IssueDate | 2017-01-01 | http://www.xbrl.org/2003/role/disclosureRef |
| Paragraph | 28 | http://www.xbrl.org/2003/role/disclosureRef |
| Subparagraph | e | http://www.xbrl.org/2003/role/disclosureRef |
| URI | http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=8&date=2017-03-01&anchor=para_28_e&doctype=Standard | http://www.xbrl.org/2003/role/disclosureRef |
| URIDate | 2017-03-09 | http://www.xbrl.org/2003/role/disclosureRef |
| Name | MFRS | http://www.xbrl.org/2009/role/commonPracticeRef |
| Section | 101.55 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Name | MFRS | http://www.xbrl.org/2009/role/commonPracticeRef |
| Section | 101.97 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Name | MFRS | http://www.xbrl.org/2009/role/commonPracticeRef |
| Section | 118.35 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Subsection | b | http://www.xbrl.org/2009/role/commonPracticeRef |
| Paragraph | (iii) | http://www.xbrl.org/2009/role/commonPracticeRef |
| Footnote | MFRS 118 will be superseded by MFRS 15 for periods beginning on or after 1 January 2018 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Name | IAS | http://www.xbrl.org/2009/role/commonPracticeRef |
| Number | 1 | http://www.xbrl.org/2009/role/commonPracticeRef |
| IssueDate | 2017-01-01 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Paragraph | 112 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Subparagraph | c | http://www.xbrl.org/2009/role/commonPracticeRef |
| URI | http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_112_c&doctype=Standard | http://www.xbrl.org/2009/role/commonPracticeRef |
| URIDate | 2017-03-09 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Name | Relation Type | Role | |
|---|---|---|---|
ifrs-full:InterestIncomeOnLoansAndReceivables | summation-item | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mfrs_2017-12-31/ssmt-fs-mfrs_2017-12-31_role-300200 | |
ifrs-full:InterestIncomeOnOtherFinancialAssets | summation-item | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mfrs_2017-12-31/ssmt-fs-mfrs_2017-12-31_role-300200 |
| Name | Relation Type | Role | |
|---|---|---|---|
ssmt-mfrs:InterestIncomeAbstract | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mfrs_2017-12-31/ssmt-fs-mfrs_2017-12-31_role-300200x | |
ssmt-mfrs:InterestIncomeAbstract | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mfrs_2017-12-31/ssmt-fs-mfrs_2017-12-31_role-300200y | |
ifrs-full:Revenue | summation-item | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mfrs_2017-12-31/ssmt-fs-mfrs_2017-12-31_role-300200 | |
ssmt-mfrs:InterestIncomeAbstract | domain-member | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mfrs_2017-12-31/ssmt-fs-mfrs_2017-12-31_role-310100 | |
ssmt-mfrs:InterestIncomeAbstract | domain-member | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mfrs_2017-12-31/ssmt-fs-mfrs_2017-12-31_role-320100 |