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 | ifrs-full:DescriptionOfAccountingPolicyForBusinessCombinationsExplanatory | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-clbg_2017-12-31/ssmt-fs-clbg_2017-12-31_role-620000 |
 | ssmt-mfrs:DescriptionOfAccountingPolicyForConstructionContractExplanatory | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-clbg_2017-12-31/ssmt-fs-clbg_2017-12-31_role-620000 |
 | ssmt-mfrs:DescriptionOfAccountingPolicyForContributionsExplanatory | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-clbg_2017-12-31/ssmt-fs-clbg_2017-12-31_role-620000 |
 | ifrs-full:DescriptionOfAccountingPolicyForDeferredIncomeTaxExplanatory | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-clbg_2017-12-31/ssmt-fs-clbg_2017-12-31_role-620000 |
 | ifrs-full:DescriptionOfAccountingPolicyForDepreciationExpenseExplanatory | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-clbg_2017-12-31/ssmt-fs-clbg_2017-12-31_role-620000 |
 | ifrs-full:DescriptionOfAccountingPolicyToDetermineComponentsOfCashAndCashEquivalents | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-clbg_2017-12-31/ssmt-fs-clbg_2017-12-31_role-620000 |
 | ifrs-full:DescriptionOfAccountingPolicyForDividendsExplanatory | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-clbg_2017-12-31/ssmt-fs-clbg_2017-12-31_role-620000 |
 | ssmt-mfrs:DescriptionOfAccountingPolicyForDonationsExplanatory | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-clbg_2017-12-31/ssmt-fs-clbg_2017-12-31_role-620000 |
 | ssmt-mfrs:DescriptionOfAccountingPolicyForEffectiveInterestMethodExplanatory | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-clbg_2017-12-31/ssmt-fs-clbg_2017-12-31_role-620000 |
 | ifrs-full:DescriptionOfAccountingPolicyForEmployeeBenefitsExplanatory | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-clbg_2017-12-31/ssmt-fs-clbg_2017-12-31_role-620000 |
 | ssmt-mfrs:DescriptionOfAccountingPolicyForEquityInstrumentExplanatory | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-clbg_2017-12-31/ssmt-fs-clbg_2017-12-31_role-620000 |
 | ifrs-full:DescriptionOfAccountingPolicyForExpensesExplanatory | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-clbg_2017-12-31/ssmt-fs-clbg_2017-12-31_role-620000 |
 | ifrs-full:DescriptionOfAccountingPolicyForFairValueMeasurementExplanatory | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-clbg_2017-12-31/ssmt-fs-clbg_2017-12-31_role-620000 |
 | ifrs-full:DescriptionOfAccountingPolicyForFinancialAssetsExplanatory | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-clbg_2017-12-31/ssmt-fs-clbg_2017-12-31_role-620000 |
 | ifrs-full:DescriptionOfAccountingPolicyForFinancialInstrumentsExplanatory | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-clbg_2017-12-31/ssmt-fs-clbg_2017-12-31_role-620000 |
 | ifrs-full:DescriptionOfAccountingPolicyForFinancialLiabilitiesExplanatory | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-clbg_2017-12-31/ssmt-fs-clbg_2017-12-31_role-620000 |
 | ifrs-full:DescriptionOfAccountingPolicyForForeignCurrencyTranslationExplanatory | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-clbg_2017-12-31/ssmt-fs-clbg_2017-12-31_role-620000 |
 | ssmt-mfrs:DescriptionOfAccountingPolicyForGoodsAndServiceTaxExplanatory | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-clbg_2017-12-31/ssmt-fs-clbg_2017-12-31_role-620000 |
 | ifrs-full:DescriptionOfAccountingPolicyForGovernmentGrants | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-clbg_2017-12-31/ssmt-fs-clbg_2017-12-31_role-620000 |
 | ifrs-full:DescriptionOfAccountingPolicyForImpairmentOfFinancialAssetsExplanatory | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-clbg_2017-12-31/ssmt-fs-clbg_2017-12-31_role-620000 |
 | ssmt-mfrs:DescriptionOfAccountingPolicyForImpairmentOfGoodwillExplanatory | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-clbg_2017-12-31/ssmt-fs-clbg_2017-12-31_role-620000 |
 | ifrs-full:DescriptionOfAccountingPolicyForImpairmentOfNonfinancialAssetsExplanatory | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-clbg_2017-12-31/ssmt-fs-clbg_2017-12-31_role-620000 |
 | ssmt-mfrs:DescriptionOfAccountingPolicyForImpairmentOfReceivablesExplanatory | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-clbg_2017-12-31/ssmt-fs-clbg_2017-12-31_role-620000 |
 | ifrs-full:DescriptionOfAccountingPolicyForIncomeTaxExplanatory | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-clbg_2017-12-31/ssmt-fs-clbg_2017-12-31_role-620000 |
 | ifrs-full:DescriptionOfAccountingPolicyForIntangibleAssetsAndGoodwillExplanatory | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-clbg_2017-12-31/ssmt-fs-clbg_2017-12-31_role-620000 |
 | ifrs-full:DescriptionOfAccountingPolicyForInterestIncomeAndExpenseExplanatory | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-clbg_2017-12-31/ssmt-fs-clbg_2017-12-31_role-620000 |
 | ifrs-full:DescriptionOfAccountingPolicyForMeasuringInventories | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-clbg_2017-12-31/ssmt-fs-clbg_2017-12-31_role-620000 |
 | ifrs-full:DescriptionOfAccountingPolicyForInvestmentInAssociates | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-clbg_2017-12-31/ssmt-fs-clbg_2017-12-31_role-620000 |
 | ifrs-full:DescriptionOfAccountingPolicyForInvestmentsInJointVentures | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-clbg_2017-12-31/ssmt-fs-clbg_2017-12-31_role-620000 |
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 | ifrs-full:DescriptionOfAccountingPolicyForInvestmentPropertyExplanatory | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-clbg_2017-12-31/ssmt-fs-clbg_2017-12-31_role-620000 |
 | ssmt-mfrs:DescriptionOfAccountingPolicyForLandHeldForTransferToSubsidiaryExplanatory | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-clbg_2017-12-31/ssmt-fs-clbg_2017-12-31_role-620000 |
 | ifrs-full:DescriptionOfAccountingPolicyForLeasesExplanatory | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-clbg_2017-12-31/ssmt-fs-clbg_2017-12-31_role-620000 |
 | ssmt-mfrs:DescriptionOfAccountingPolicyForManagementFeesExplanatory | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-clbg_2017-12-31/ssmt-fs-clbg_2017-12-31_role-620000 |
 | ssmt-mfrs:DescriptionOfAccountingPolicyForNonFinancialAssetsExplanatory | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-clbg_2017-12-31/ssmt-fs-clbg_2017-12-31_role-620000 |
 | ssmt-mfrs:DescriptionOfAccountingPolicyForOtherFinancialLiabilitiesExplanatory | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-clbg_2017-12-31/ssmt-fs-clbg_2017-12-31_role-620000 |
 | ifrs-full:DescriptionOfAccountingPolicyForPropertyPlantAndEquipmentExplanatory | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-clbg_2017-12-31/ssmt-fs-clbg_2017-12-31_role-620000 |
 | ifrs-full:DescriptionOfAccountingPolicyForProvisionsExplanatory | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-clbg_2017-12-31/ssmt-fs-clbg_2017-12-31_role-620000 |
 | ssmt-mfrs:DescriptionOfAccountingPolicyForRedeemableNonCumulativeConvertiblePreferenceSharesExplanatory | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-clbg_2017-12-31/ssmt-fs-clbg_2017-12-31_role-620000 |
 | ifrs-full:DescriptionOfAccountingPolicyForRecognitionOfRevenue | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-clbg_2017-12-31/ssmt-fs-clbg_2017-12-31_role-620000 |
 | ssmt-mfrs:DescriptionOfAccountingPolicyForSignificantAccountingJudgementsAndEstimatesExplanatory | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-clbg_2017-12-31/ssmt-fs-clbg_2017-12-31_role-620000 |
 | ifrs-full:DescriptionOfAccountingPolicyForTransactionsWithNoncontrollingInterestsExplanatory | parent-child | http://xbrl.ssm.com.my/role/ssm/rol_ssmt-fs-clbg_2017-12-31/ssmt-fs-clbg_2017-12-31_role-620000 |