| r0.c0 | RuleNode_48/Group [member] | | | | ifrs-full:ConsolidatedMember | N/A |
| r0.c1 | RuleNode_48/Company [member] | | | | ifrs-full:SeparateMember | N/A |
| r1.c0 | Other expenses [abstract]/Group [member] | ssmt-mfrs:OtherExpensesAbstract | xbrli:stringItemType | duration | ifrs-full:ConsolidatedMember | N/A |
| r1.c1 | Other expenses [abstract]/Company [member] | ssmt-mfrs:OtherExpensesAbstract | xbrli:stringItemType | duration | ifrs-full:SeparateMember | N/A |
| r2.c0 | Advertisement/Group [member] | ifrs-full:AdvertisingExpense | xbrli:monetaryItemType | duration | ifrs-full:ConsolidatedMember | iso4217:MYR |
| r2.c1 | Advertisement/Company [member] | ifrs-full:AdvertisingExpense | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember | iso4217:MYR |
| r3.c0 | Agent fees/Group [member] | ssmt-mfrs:AgentFees | xbrli:monetaryItemType | duration | ifrs-full:ConsolidatedMember | iso4217:MYR |
| r3.c1 | Agent fees/Company [member] | ssmt-mfrs:AgentFees | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember | iso4217:MYR |
| r4.c0 | Assessment and quit rent/Group [member] | ssmt-mfrs:AssessmentAndQuitRent | xbrli:monetaryItemType | duration | ifrs-full:ConsolidatedMember | iso4217:MYR |
| r4.c1 | Assessment and quit rent/Company [member] | ssmt-mfrs:AssessmentAndQuitRent | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember | iso4217:MYR |
| r5.c0 | Auditor's remuneration/Group [member] | ifrs-full:AuditorsRemuneration | xbrli:monetaryItemType | duration | ifrs-full:ConsolidatedMember | iso4217:MYR |
| r5.c1 | Auditor's remuneration/Company [member] | ifrs-full:AuditorsRemuneration | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember | iso4217:MYR |
| r6.c0 | Bank charges/Group [member] | ifrs-full:BankAndSimilarCharges | xbrli:monetaryItemType | duration | ifrs-full:ConsolidatedMember | iso4217:MYR |
| r6.c1 | Bank charges/Company [member] | ifrs-full:BankAndSimilarCharges | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember | iso4217:MYR |
| r7.c0 | Charitable grants - Local/Group [member] | ssmt-mfrs:CharitableGrantForLocalExpenses | xbrli:monetaryItemType | duration | ifrs-full:ConsolidatedMember | iso4217:MYR |
| r7.c1 | Charitable grants - Local/Company [member] | ssmt-mfrs:CharitableGrantForLocalExpenses | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember | iso4217:MYR |
| r8.c0 | Charitable grants - Foreign/Group [member] | ssmt-mfrs:CharitableGrantForForeignExpenses | xbrli:monetaryItemType | duration | ifrs-full:ConsolidatedMember | iso4217:MYR |
| r8.c1 | Charitable grants - Foreign/Company [member] | ssmt-mfrs:CharitableGrantForForeignExpenses | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember | iso4217:MYR |
| r9.c0 | Depreciation of property, plant and equipment/Group [member] | ifrs-full:DepreciationPropertyPlantAndEquipment | xbrli:monetaryItemType | duration | ifrs-full:ConsolidatedMember | iso4217:MYR |
| r9.c1 | Depreciation of property, plant and equipment/Company [member] | ifrs-full:DepreciationPropertyPlantAndEquipment | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember | iso4217:MYR |
| r10.c0 | Depreciation of investment properties/Group [member] | ifrs-full:DepreciationInvestmentProperty | xbrli:monetaryItemType | duration | ifrs-full:ConsolidatedMember | iso4217:MYR |
| r10.c1 | Depreciation of investment properties/Company [member] | ifrs-full:DepreciationInvestmentProperty | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember | iso4217:MYR |
| r11.c0 | Entertainment expenses/Group [member] | ssmt-mfrs:EntertainmentExpenses | xbrli:monetaryItemType | duration | ifrs-full:ConsolidatedMember | iso4217:MYR |
| r11.c1 | Entertainment expenses/Company [member] | ssmt-mfrs:EntertainmentExpenses | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember | iso4217:MYR |
| r12.c0 | Fair value loss on other investments/Group [member] | ssmt-mfrs:LossesOnFairValueOfOtherInvestments | xbrli:monetaryItemType | duration | ifrs-full:ConsolidatedMember | iso4217:MYR |
| r12.c1 | Fair value loss on other investments/Company [member] | ssmt-mfrs:LossesOnFairValueOfOtherInvestments | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember | iso4217:MYR |
| r13.c0 | Insurance expenses/Group [member] | ifrs-full:InsuranceExpense | xbrli:monetaryItemType | duration | ifrs-full:ConsolidatedMember | iso4217:MYR |
| r13.c1 | Insurance expenses/Company [member] | ifrs-full:InsuranceExpense | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember | iso4217:MYR |
| r14.c0 | Repairs and maintenance expenses/Group [member] | ifrs-full:RepairsAndMaintenanceExpense | xbrli:monetaryItemType | duration | ifrs-full:ConsolidatedMember | iso4217:MYR |
| r14.c1 | Repairs and maintenance expenses/Company [member] | ifrs-full:RepairsAndMaintenanceExpense | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember | iso4217:MYR |
| r15.c0 | Printing and stationery expenses/Group [member] | ssmt-mfrs:PrintingAndStationaryExpenses | xbrli:monetaryItemType | duration | ifrs-full:ConsolidatedMember | iso4217:MYR |
| r15.c1 | Printing and stationery expenses/Company [member] | ssmt-mfrs:PrintingAndStationaryExpenses | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember | iso4217:MYR |
| r16.c0 | Professional fees/Group [member] | ifrs-full:ProfessionalFeesExpense | xbrli:monetaryItemType | duration | ifrs-full:ConsolidatedMember | iso4217:MYR |
| r16.c1 | Professional fees/Company [member] | ifrs-full:ProfessionalFeesExpense | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember | iso4217:MYR |
| r17.c0 | Property, plant and equipment written off/Group [member] | ifrs-full:WritedownsReversalsOfPropertyPlantAndEquipment | xbrli:monetaryItemType | duration | ifrs-full:ConsolidatedMember | iso4217:MYR |
| r17.c1 | Property, plant and equipment written off/Company [member] | ifrs-full:WritedownsReversalsOfPropertyPlantAndEquipment | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember | iso4217:MYR |
| r18.c0 | Rental expenses/Group [member] | ifrs-full:RentalExpense | xbrli:monetaryItemType | duration | ifrs-full:ConsolidatedMember | iso4217:MYR |
| r18.c1 | Rental expenses/Company [member] | ifrs-full:RentalExpense | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember | iso4217:MYR |
| r19.c0 | Scholarship awards/Group [member] | ssmt-mfrs:ScholarshipAwardExpenses | xbrli:monetaryItemType | duration | ifrs-full:ConsolidatedMember | iso4217:MYR |
| r19.c1 | Scholarship awards/Company [member] | ssmt-mfrs:ScholarshipAwardExpenses | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember | iso4217:MYR |
| r20.c0 | Security service expenses/Group [member] | ssmt-mfrs:SecurityServiceExpenses | xbrli:monetaryItemType | duration | ifrs-full:ConsolidatedMember | iso4217:MYR |
| r20.c1 | Security service expenses/Company [member] | ssmt-mfrs:SecurityServiceExpenses | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember | iso4217:MYR |
| r21.c0 | Telephone expenses/Group [member] | ssmt-mfrs:TelephoneExpenses | xbrli:monetaryItemType | duration | ifrs-full:ConsolidatedMember | iso4217:MYR |
| r21.c1 | Telephone expenses/Company [member] | ssmt-mfrs:TelephoneExpenses | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember | iso4217:MYR |
| r22.c0 | Travelling expenses/Group [member] | ifrs-full:TravelExpense | xbrli:monetaryItemType | duration | ifrs-full:ConsolidatedMember | iso4217:MYR |
| r22.c1 | Travelling expenses/Company [member] | ifrs-full:TravelExpense | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember | iso4217:MYR |
| r23.c0 | Water and electricity expenses/Group [member] | ssmt-mfrs:WaterAndElectricityExpenses | xbrli:monetaryItemType | duration | ifrs-full:ConsolidatedMember | iso4217:MYR |
| r23.c1 | Water and electricity expenses/Company [member] | ssmt-mfrs:WaterAndElectricityExpenses | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember | iso4217:MYR |
| r24.c0 | Disbursement and service tax/Group [member] | ssmt-mfrs:DisbursementAndServiceTaxExpenses | xbrli:monetaryItemType | duration | ifrs-full:ConsolidatedMember | iso4217:MYR |
| r24.c1 | Disbursement and service tax/Company [member] | ssmt-mfrs:DisbursementAndServiceTaxExpenses | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember | iso4217:MYR |
| r25.c0 | Handling and custody fees/Group [member] | ssmt-mfrs:HandlingAndCustodyFees | xbrli:monetaryItemType | duration | ifrs-full:ConsolidatedMember | iso4217:MYR |
| r25.c1 | Handling and custody fees/Company [member] | ssmt-mfrs:HandlingAndCustodyFees | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember | iso4217:MYR |
| r26.c0 | Management fees/Group [member] | ssmt-mfrs:ManagementFees | xbrli:monetaryItemType | duration | ifrs-full:ConsolidatedMember | iso4217:MYR |
| r26.c1 | Management fees/Company [member] | ssmt-mfrs:ManagementFees | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember | iso4217:MYR |
| r27.c0 | Employee benefits expense [abstract]/Group [member] | ssmt-mfrs:EmployeeBenefitExpensesAbstract | xbrli:stringItemType | duration | ifrs-full:ConsolidatedMember | N/A |
| r27.c1 | Employee benefits expense [abstract]/Company [member] | ssmt-mfrs:EmployeeBenefitExpensesAbstract | xbrli:stringItemType | duration | ifrs-full:SeparateMember | N/A |
| r28.c0 | Wages, salaries and others/Group [member] | ifrs-full:WagesAndSalaries | xbrli:monetaryItemType | duration | ifrs-full:ConsolidatedMember | iso4217:MYR |
| r28.c1 | Wages, salaries and others/Company [member] | ifrs-full:WagesAndSalaries | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember | iso4217:MYR |
| r29.c0 | Bonus/Group [member] | ssmt-mfrs:BonusExpenses | xbrli:monetaryItemType | duration | ifrs-full:ConsolidatedMember | iso4217:MYR |
| r29.c1 | Bonus/Company [member] | ssmt-mfrs:BonusExpenses | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember | iso4217:MYR |
| r30.c0 | Social security contributions/Group [member] | ifrs-full:SocialSecurityContributions | xbrli:monetaryItemType | duration | ifrs-full:ConsolidatedMember | iso4217:MYR |
| r30.c1 | Social security contributions/Company [member] | ifrs-full:SocialSecurityContributions | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember | iso4217:MYR |
| r31.c0 | Defined contribution plans/Group [member] | ifrs-full:PostemploymentBenefitExpenseDefinedContributionPlans | xbrli:monetaryItemType | duration | ifrs-full:ConsolidatedMember | iso4217:MYR |
| r31.c1 | Defined contribution plans/Company [member] | ifrs-full:PostemploymentBenefitExpenseDefinedContributionPlans | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember | iso4217:MYR |
| r32.c0 | Defined benefit plans/Group [member] | ifrs-full:PostemploymentBenefitExpenseDefinedBenefitPlans | xbrli:monetaryItemType | duration | ifrs-full:ConsolidatedMember | iso4217:MYR |
| r32.c1 | Defined benefit plans/Company [member] | ifrs-full:PostemploymentBenefitExpenseDefinedBenefitPlans | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember | iso4217:MYR |
| r33.c0 | Other employee benefit expenses/Group [member] | ifrs-full:OtherEmployeeExpense | xbrli:monetaryItemType | duration | ifrs-full:ConsolidatedMember | iso4217:MYR |
| r33.c1 | Other employee benefit expenses/Company [member] | ifrs-full:OtherEmployeeExpense | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember | iso4217:MYR |
| r34.c0 | Total employee benefit expenses/Group [member] | ifrs-full:EmployeeBenefitsExpense | xbrli:monetaryItemType | duration | ifrs-full:ConsolidatedMember | iso4217:MYR |
| r34.c1 | Total employee benefit expenses/Company [member] | ifrs-full:EmployeeBenefitsExpense | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember | iso4217:MYR |
| r35.c0 | Directors' remuneration [abstract]/Group [member] | ssmt-mfrs:DirectorsRemunerationAbstract | xbrli:stringItemType | duration | ifrs-full:ConsolidatedMember | N/A |
| r35.c1 | Directors' remuneration [abstract]/Company [member] | ssmt-mfrs:DirectorsRemunerationAbstract | xbrli:stringItemType | duration | ifrs-full:SeparateMember | N/A |
| r36.c0 | Salaries and other emoluments/Group [member] | ssmt-mfrs:WagesAndSalariesToDirectors | xbrli:monetaryItemType | duration | ifrs-full:ConsolidatedMember | iso4217:MYR |
| r36.c1 | Salaries and other emoluments/Company [member] | ssmt-mfrs:WagesAndSalariesToDirectors | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember | iso4217:MYR |
| r37.c0 | Bonus/Group [member] | ssmt-mfrs:BonusToDirectors | xbrli:monetaryItemType | duration | ifrs-full:ConsolidatedMember | iso4217:MYR |
| r37.c1 | Bonus/Company [member] | ssmt-mfrs:BonusToDirectors | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember | iso4217:MYR |
| r38.c0 | Benefits-in-kind/Group [member] | ssmt-mfrs:BenefitsInKindExpenses | xbrli:monetaryItemType | duration | ifrs-full:ConsolidatedMember | iso4217:MYR |
| r38.c1 | Benefits-in-kind/Company [member] | ssmt-mfrs:BenefitsInKindExpenses | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember | iso4217:MYR |
| r39.c0 | Fees/Group [member] | ssmt-mfrs:DirectorsFees | xbrli:monetaryItemType | duration | ifrs-full:ConsolidatedMember | iso4217:MYR |
| r39.c1 | Fees/Company [member] | ssmt-mfrs:DirectorsFees | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember | iso4217:MYR |
| r40.c0 | Performance incentives/Group [member] | ssmt-mfrs:PerformanceIncentives | xbrli:monetaryItemType | duration | ifrs-full:ConsolidatedMember | iso4217:MYR |
| r40.c1 | Performance incentives/Company [member] | ssmt-mfrs:PerformanceIncentives | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember | iso4217:MYR |
| r41.c0 | Defined benefit plans/Group [member] | ssmt-mfrs:RetirementBenefitsDefinedBenefitPlans | xbrli:monetaryItemType | duration | ifrs-full:ConsolidatedMember | iso4217:MYR |
| r41.c1 | Defined benefit plans/Company [member] | ssmt-mfrs:RetirementBenefitsDefinedBenefitPlans | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember | iso4217:MYR |
| r42.c0 | Defined contribution plans/Group [member] | ssmt-mfrs:RetirementBenefitsDefinedContributionPlans | xbrli:monetaryItemType | duration | ifrs-full:ConsolidatedMember | iso4217:MYR |
| r42.c1 | Defined contribution plans/Company [member] | ssmt-mfrs:RetirementBenefitsDefinedContributionPlans | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember | iso4217:MYR |
| r43.c0 | Other emoluments/Group [member] | ssmt-mfrs:OtherDirectorsRemuneration | xbrli:monetaryItemType | duration | ifrs-full:ConsolidatedMember | iso4217:MYR |
| r43.c1 | Other emoluments/Company [member] | ssmt-mfrs:OtherDirectorsRemuneration | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember | iso4217:MYR |
| r44.c0 | Total directors' remuneration/Group [member] | ssmt-mfrs:DirectorsRemuneration | xbrli:monetaryItemType | duration | ifrs-full:ConsolidatedMember | iso4217:MYR |
| r44.c1 | Total directors' remuneration/Company [member] | ssmt-mfrs:DirectorsRemuneration | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember | iso4217:MYR |
| r45.c0 | Other miscellaneous expenses/Group [member] | ssmt-mfrs:OtherMiscellaneousExpenses | xbrli:monetaryItemType | duration | ifrs-full:ConsolidatedMember | iso4217:MYR |
| r45.c1 | Other miscellaneous expenses/Company [member] | ssmt-mfrs:OtherMiscellaneousExpenses | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember | iso4217:MYR |
| r46.c0 | Total other expenses/Group [member] | ifrs-full:OtherExpenseByFunction | xbrli:monetaryItemType | duration | ifrs-full:ConsolidatedMember | iso4217:MYR |
| r46.c1 | Total other expenses/Company [member] | ifrs-full:OtherExpenseByFunction | xbrli:monetaryItemType | duration | ifrs-full:SeparateMember | iso4217:MYR |