 | ssmt-mpers:RevenueFromSaleOfTelecommunicationEquipment | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mpers_2017-12-31/ssmt-fs-mpers_2017-12-31_role-300200x |
 | ssmt-mpers:RevenueFromSaleOfProperty | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mpers_2017-12-31/ssmt-fs-mpers_2017-12-31_role-300200x |
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 | ssmt-mpers:RevenueFromSaleOfFoodAndBeverage | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mpers_2017-12-31/ssmt-fs-mpers_2017-12-31_role-300200x |
 | ssmt-mpers:RevenueFromSaleOfAgriculturalProduce | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mpers_2017-12-31/ssmt-fs-mpers_2017-12-31_role-300200x |
 | ssmt-mpers:RevenueFromSaleOfOilAndGasProducts | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mpers_2017-12-31/ssmt-fs-mpers_2017-12-31_role-300200x |
 | ssmt-mpers:RevenueFromSaleOfOtherGoods | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mpers_2017-12-31/ssmt-fs-mpers_2017-12-31_role-300200x |
 | ifrs-smes:RevenueFromSaleOfGoods | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mpers_2017-12-31/ssmt-fs-mpers_2017-12-31_role-300200x |
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 | ssmt-mpers:RevenueFromSaleOfProperty | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mpers_2017-12-31/ssmt-fs-mpers_2017-12-31_role-300200y |
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 | ssmt-mpers:RevenueFromSaleOfFoodAndBeverage | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mpers_2017-12-31/ssmt-fs-mpers_2017-12-31_role-300200y |
 | ssmt-mpers:RevenueFromSaleOfAgriculturalProduce | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mpers_2017-12-31/ssmt-fs-mpers_2017-12-31_role-300200y |
 | ssmt-mpers:RevenueFromSaleOfOilAndGasProducts | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mpers_2017-12-31/ssmt-fs-mpers_2017-12-31_role-300200y |
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 | ifrs-smes:RevenueFromSaleOfGoods | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mpers_2017-12-31/ssmt-fs-mpers_2017-12-31_role-300200y |
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 | ssmt-mpers:RevenueFromSaleOfProperty | domain-member | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mpers_2017-12-31/ssmt-fs-mpers_2017-12-31_role-310100 |
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 | ssmt-mpers:RevenueFromSaleOfFoodAndBeverage | domain-member | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mpers_2017-12-31/ssmt-fs-mpers_2017-12-31_role-310100 |
 | ssmt-mpers:RevenueFromSaleOfAgriculturalProduce | domain-member | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mpers_2017-12-31/ssmt-fs-mpers_2017-12-31_role-310100 |
 | ssmt-mpers:RevenueFromSaleOfOilAndGasProducts | domain-member | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mpers_2017-12-31/ssmt-fs-mpers_2017-12-31_role-310100 |
 | ssmt-mpers:RevenueFromSaleOfOtherGoods | domain-member | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mpers_2017-12-31/ssmt-fs-mpers_2017-12-31_role-310100 |
 | ifrs-smes:RevenueFromSaleOfGoods | domain-member | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mpers_2017-12-31/ssmt-fs-mpers_2017-12-31_role-310100 |
 | ssmt-mpers:RevenueFromSaleOfTelecommunicationEquipment | domain-member | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mpers_2017-12-31/ssmt-fs-mpers_2017-12-31_role-320100 |
 | ssmt-mpers:RevenueFromSaleOfProperty | domain-member | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mpers_2017-12-31/ssmt-fs-mpers_2017-12-31_role-320100 |
 | ssmt-mpers:RevenueFromSaleOfConstructionContracts | domain-member | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mpers_2017-12-31/ssmt-fs-mpers_2017-12-31_role-320100 |
 | ssmt-mpers:RevenueFromSaleOfCleanWaterTreatmentAndDisposalOfWasteWater | domain-member | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mpers_2017-12-31/ssmt-fs-mpers_2017-12-31_role-320100 |
 | ssmt-mpers:RevenueFromSaleOfFoodAndBeverage | domain-member | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mpers_2017-12-31/ssmt-fs-mpers_2017-12-31_role-320100 |
 | ssmt-mpers:RevenueFromSaleOfAgriculturalProduce | domain-member | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mpers_2017-12-31/ssmt-fs-mpers_2017-12-31_role-320100 |
 | ssmt-mpers:RevenueFromSaleOfOilAndGasProducts | domain-member | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mpers_2017-12-31/ssmt-fs-mpers_2017-12-31_role-320100 |
 | ssmt-mpers:RevenueFromSaleOfOtherGoods | domain-member | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mpers_2017-12-31/ssmt-fs-mpers_2017-12-31_role-320100 |
 | ifrs-smes:RevenueFromSaleOfGoods | domain-member | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-mpers_2017-12-31/ssmt-fs-mpers_2017-12-31_role-320100 |