| Name | ClassesOfShareCapitalMember |
|---|---|
| Namespace | http://xbrl.ifrs.org/taxonomy/2017-03-09/ifrs-full |
| Prefix | ifrs-full |
| Data type | nonnum:domainItemType |
| Period type | duration |
| Substitution Group | xbrli:item |
| Balance | None |
| Nillable | True |
| Abstract | True |
| Text | Lang | Role | Container role |
|---|---|---|---|
| Share capital [member] | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| This member stands for share capital of the entity. It also represents the standard value for the 'Classes of share capital' axis if no other member is used. | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Name | Value | Role |
|---|---|---|
| Name | MFRS | http://www.xbrl.org/2003/role/definitionRef |
| Section | 101.69 | http://www.xbrl.org/2003/role/definitionRef |
| Name | MFRS | http://www.xbrl.org/2003/role/exampleRef |
| Section | 107.17 | http://www.xbrl.org/2003/role/exampleRef |
| Subsection | d | http://www.xbrl.org/2003/role/exampleRef |
| Name | MFRS | http://www.xbrl.org/2009/role/commonPracticeRef |
| Section | 101.79 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Name | IAS | http://www.xbrl.org/2003/role/disclosureRef |
| Number | 1 | http://www.xbrl.org/2003/role/disclosureRef |
| IssueDate | 2017-01-01 | http://www.xbrl.org/2003/role/disclosureRef |
| Paragraph | 79 | http://www.xbrl.org/2003/role/disclosureRef |
| Subparagraph | a | http://www.xbrl.org/2003/role/disclosureRef |
| URI | http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_79_a&doctype=Standard | http://www.xbrl.org/2003/role/disclosureRef |
| URIDate | 2017-03-09 | http://www.xbrl.org/2003/role/disclosureRef |
| Name | Relation Type | Role | |
|---|---|---|---|
ifrs-full:OrdinarySharesMember | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mfrs_2017-12-31/ssmt-fs-mfrs_2017-12-31_role-740000 | |
ssmt-mfrs:RedeemablePreferenceSharesMember | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mfrs_2017-12-31/ssmt-fs-mfrs_2017-12-31_role-740000 | |
ssmt-mfrs:NonredeemablePreferenceSharesMember | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mfrs_2017-12-31/ssmt-fs-mfrs_2017-12-31_role-740000 | |
ifrs-full:OrdinarySharesMember | domain-member | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mfrs_2017-12-31/ssmt-fs-mfrs_2017-12-31_role-740000 | |
ssmt-mfrs:RedeemablePreferenceSharesMember | domain-member | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mfrs_2017-12-31/ssmt-fs-mfrs_2017-12-31_role-740000 | |
ssmt-mfrs:NonredeemablePreferenceSharesMember | domain-member | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mfrs_2017-12-31/ssmt-fs-mfrs_2017-12-31_role-740000 |
| Name | Relation Type | Role | |
|---|---|---|---|
ifrs-full:ClassesOfShareCapitalAxis | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mfrs_2017-12-31/ssmt-fs-mfrs_2017-12-31_role-740000 | |
ifrs-full:ClassesOfShareCapitalAxis | dimension-domain | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mfrs_2017-12-31/ssmt-fs-mfrs_2017-12-31_role-740000 | |
ifrs-full:ClassesOfShareCapitalAxis | dimension-default | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mfrs_2017-12-31/ssmt-fs-mfrs_2017-12-31_role-990000 |