| Name | IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges |
|---|---|
| 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 | debit |
| Nillable | True |
| Abstract | False |
| Text | Lang | Role | Container role |
|---|---|---|---|
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Net increase (decrease) in cash and cash equivalents before effect of exchange rate changes | en | http://www.xbrl.org/2009/role/netLabel | http://www.xbrl.org/2003/role/link |
| The increase (decrease) in cash and cash equivalents before the effect of exchange rate changes on cash and cash equivalents held in foreign currencies. [Refer: Cash and cash equivalents; Effect of exchange rate changes on cash and cash equivalents] | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Report the value, for the reporting period, of net increase or decrease in cash and cash equivalents before the effect of exchange rate changes. Cash comprises cash on hand and demand deposits. Cash equivalents are short-term, highly liquid investments that are readily convertible to known amounts of cash and which are subject to an insignificant risk of changes in value. | 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 | 121.52 | http://www.xbrl.org/2003/role/disclosureRef |
| Subsection | a | http://www.xbrl.org/2003/role/disclosureRef |
| 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/definitionRef |
| Section | 121.28 | http://www.xbrl.org/2003/role/definitionRef |
| Name | MFRS | http://www.xbrl.org/2003/role/definitionRef |
| Section | 107.6 | http://www.xbrl.org/2003/role/definitionRef |
| Name | MFRS | http://www.xbrl.org/2009/role/commonPracticeRef |
| Section | 101.97 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Name | Relation Type | Role | |
|---|---|---|---|
ifrs-full:CashFlowsFromUsedInOperatingActivities | summation-item | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mfrs_2017-12-31/ssmt-fs-mfrs_2017-12-31_role-500100 | |
ifrs-full:CashFlowsFromUsedInInvestingActivities | summation-item | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mfrs_2017-12-31/ssmt-fs-mfrs_2017-12-31_role-500100 | |
ifrs-full:CashFlowsFromUsedInFinancingActivities | summation-item | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mfrs_2017-12-31/ssmt-fs-mfrs_2017-12-31_role-500100 |
| Name | Relation Type | Role | |
|---|---|---|---|
ssmt:StatementOfCashFlowsLineItems | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mfrs_2017-12-31/ssmt-fs-mfrs_2017-12-31_role-500100x | |
ssmt:StatementOfCashFlowsLineItems | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mfrs_2017-12-31/ssmt-fs-mfrs_2017-12-31_role-500100y | |
ifrs-full:IncreaseDecreaseInCashAndCashEquivalents | summation-item | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mfrs_2017-12-31/ssmt-fs-mfrs_2017-12-31_role-500100 | |
ssmt:StatementOfCashFlowsLineItems | domain-member | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mfrs_2017-12-31/ssmt-fs-mfrs_2017-12-31_role-510000 | |
ssmt:StatementOfCashFlowsLineItems | domain-member | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mfrs_2017-12-31/ssmt-fs-mfrs_2017-12-31_role-520000 |