| Name | OtherNoncurrentNontradeReceivables |
|---|---|
| Namespace | http://xbrl.ssm.com.my/taxonomy/2017-12-31/ssmt-mpers-cor |
| Prefix | ssmt-mpers |
| Data type | xbrli:monetaryItemType |
| Period type | instant |
| Substitution Group | xbrli:item |
| Balance | debit |
| Nillable | True |
| Abstract | False |
| Text | Lang | Role | Container role |
|---|---|---|---|
| Other non-current non-trade receivables | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Total other non-current non-trade receivables | en | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |
| Report the value, as at the reporting date, the sum of non-current non-trade receivables. | en | http://xbrl.ssm.com.my/role/ssm/fs/mpers/lab_rol_ssmt-fs-mpers_2017-12-31/ReportingDocumentation | http://www.xbrl.org/2003/role/link |
| Name | Value | Role |
|---|---|---|
| Name | MPERS | http://www.xbrl.org/2003/role/disclosureRef |
| Section | 4.11 | http://www.xbrl.org/2003/role/disclosureRef |
| Subsection | b | http://www.xbrl.org/2003/role/disclosureRef |
| Name | MPERS | http://www.xbrl.org/2009/role/commonPracticeRef |
| Section | 4.3 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Name | Relation Type | Role | |
|---|---|---|---|
ssmt-mpers:OtherNoncurrentNontradePrepaymentAndAccruedIncome | summation-item | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mpers_2017-12-31/ssmt-fs-mpers_2017-12-31_role-200200 | |
ssmt-mpers:OtherNoncurrentNontradeLeaseAndHirePurchaseReceivables | summation-item | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mpers_2017-12-31/ssmt-fs-mpers_2017-12-31_role-200200 | |
ssmt-mpers:OtherNoncurrentNontradeMiscellaneous | summation-item | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mpers_2017-12-31/ssmt-fs-mpers_2017-12-31_role-200200 |
| Name | Relation Type | Role | |
|---|---|---|---|
ssmt-mpers:OtherNoncurrentNontradeReceivablesAbstract | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mpers_2017-12-31/ssmt-fs-mpers_2017-12-31_role-200200x | |
ssmt-mpers:OtherNoncurrentReceivables | summation-item | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mpers_2017-12-31/ssmt-fs-mpers_2017-12-31_role-200200 | |
ssmt-mpers:OtherNoncurrentNontradeReceivablesAbstract | domain-member | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mpers_2017-12-31/ssmt-fs-mpers_2017-12-31_role-210100 |