 | ssmt:ParticularsOfDirectorsLineItems | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-ar1_2017-12-31/ssmt-ar1_2017-12-31_role-400000 |
 | ssmt:ParticularsOfManagersLineItems | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-ar1_2017-12-31/ssmt-ar1_2017-12-31_role-400000c |
 | ssmt:ParticularsOfSecretaryLineItems | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-ar1_2017-12-31/ssmt-ar1_2017-12-31_role-400000f |
 | ssmt:ParticularsOfTopTwentyLargestShareholdersForCompanyWithMoreThanFiveHundredMembersLineItems | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-ar1_2017-12-31/ssmt-ar1_2017-12-31_role-500000 |
 | ssmt:AdditionalDetailsOfTopTwentyLargestShareholdersForCompanyWithMoreThanFiveHundredMembersLineItems | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-ar1_2017-12-31/ssmt-ar1_2017-12-31_role-500000b |
 | ssmt:ParticularsOfShareholdersForCompanyWithEqualToOrLessThanFiveHundredMembersLineItems | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-ar1_2017-12-31/ssmt-ar1_2017-12-31_role-600000 |
 | ssmt:AdditionalDetailsOfShareholdersForCompanyWithEqualToOrLessThanFiveHundredMembersLineItems | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-ar1_2017-12-31/ssmt-ar1_2017-12-31_role-600000b |
 | ssmt:ParticularsOfDirectorsLineItems | domain-member | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-ar1_2017-12-31/ssmt-ar1_2017-12-31_role-400000 |
 | ssmt:ParticularsOfManagersLineItems | domain-member | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-ar1_2017-12-31/ssmt-ar1_2017-12-31_role-400000c |
 | ssmt:ParticularsOfSecretaryLineItems | domain-member | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-ar1_2017-12-31/ssmt-ar1_2017-12-31_role-400000f |
 | ssmt:ParticularsOfTopTwentyLargestShareholdersForCompanyWithMoreThanFiveHundredMembersLineItems | domain-member | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-ar1_2017-12-31/ssmt-ar1_2017-12-31_role-500000 |
 | ssmt:AdditionalDetailsOfTopTwentyLargestShareholdersForCompanyWithMoreThanFiveHundredMembersLineItems | domain-member | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-ar1_2017-12-31/ssmt-ar1_2017-12-31_role-500000b |
 | ssmt:ParticularsOfShareholdersForCompanyWithEqualToOrLessThanFiveHundredMembersLineItems | domain-member | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-ar1_2017-12-31/ssmt-ar1_2017-12-31_role-600000 |
 | ssmt:AdditionalDetailsOfShareholdersForCompanyWithEqualToOrLessThanFiveHundredMembersLineItems | domain-member | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-ar1_2017-12-31/ssmt-ar1_2017-12-31_role-600000b |