| r0.c0 | RuleNode_2/Group [member] | | | | ifrs-smes:ConsolidatedMember | N/A |
| r0.c1 | RuleNode_2/Company [member] | | | | ifrs-smes:SeparateMember | N/A |
| r1.c0 | Statement of cash flows [abstract]/Group [member] | ifrs-smes:StatementOfCashFlowsAbstract | xbrli:stringItemType | duration | ifrs-smes:ConsolidatedMember | N/A |
| r1.c1 | Statement of cash flows [abstract]/Company [member] | ifrs-smes:StatementOfCashFlowsAbstract | xbrli:stringItemType | duration | ifrs-smes:SeparateMember | N/A |
| r2.c0 | Cash flows from (used in) operating activities [abstract]/Group [member] | ifrs-smes:CashFlowsFromUsedInOperatingActivitiesAbstract | xbrli:stringItemType | duration | ifrs-smes:ConsolidatedMember | N/A |
| r2.c1 | Cash flows from (used in) operating activities [abstract]/Company [member] | ifrs-smes:CashFlowsFromUsedInOperatingActivitiesAbstract | xbrli:stringItemType | duration | ifrs-smes:SeparateMember | N/A |
| r3.c0 | Profit (loss) before tax, from continuing operations/Group [member] | ifrs-smes:ProfitLossBeforeTax | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r3.c1 | Profit (loss) before tax, from continuing operations/Company [member] | ifrs-smes:ProfitLossBeforeTax | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r4.c0 | Profit (loss) before tax, from discontinued operation/Group [member] | ifrs-smes:ProfitLossFromDiscontinuedOperations | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r4.c1 | Profit (loss) before tax, from discontinued operation/Company [member] | ifrs-smes:ProfitLossFromDiscontinuedOperations | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r5.c0 | Total profit (loss) before tax/Group [member] | ssmt-mpers:AggregateProfitLossBeforeTax | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r5.c1 | Total profit (loss) before tax/Company [member] | ssmt-mpers:AggregateProfitLossBeforeTax | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r6.c0 | Adjustments to reconcile profit (loss) [abstract]/Group [member] | ifrs-smes:AdjustmentsForReconcileProfitLossAbstract | xbrli:stringItemType | duration | ifrs-smes:ConsolidatedMember | N/A |
| r6.c1 | Adjustments to reconcile profit (loss) [abstract]/Company [member] | ifrs-smes:AdjustmentsForReconcileProfitLossAbstract | xbrli:stringItemType | duration | ifrs-smes:SeparateMember | N/A |
| r7.c0 | Adjustments for non-cash income tax expense/Group [member] | ifrs-smes:AdjustmentsForNoncashIncomeTaxExpense | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r7.c1 | Adjustments for non-cash income tax expense/Company [member] | ifrs-smes:AdjustmentsForNoncashIncomeTaxExpense | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r8.c0 | Adjustments for non-cash finance costs/Group [member] | ifrs-smes:AdjustmentsForNoncashFinanceCosts | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r8.c1 | Adjustments for non-cash finance costs/Company [member] | ifrs-smes:AdjustmentsForNoncashFinanceCosts | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r9.c0 | Adjustments for income tax expense/Group [member] | ifrs-smes:AdjustmentsForIncomeTaxExpense | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r9.c1 | Adjustments for income tax expense/Company [member] | ifrs-smes:AdjustmentsForIncomeTaxExpense | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r10.c0 | Adjustments for finance costs/Group [member] | ifrs-smes:AdjustmentsForFinanceCosts | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r10.c1 | Adjustments for finance costs/Company [member] | ifrs-smes:AdjustmentsForFinanceCosts | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r11.c0 | Adjustments for finance income/Group [member] | ssmt-mpers:AdjustmentsForFinanceIncome | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r11.c1 | Adjustments for finance income/Company [member] | ssmt-mpers:AdjustmentsForFinanceIncome | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r12.c0 | Adjustments for decrease (increase) in inventories/Group [member] | ifrs-smes:AdjustmentsForDecreaseIncreaseInInventories | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r12.c1 | Adjustments for decrease (increase) in inventories/Company [member] | ifrs-smes:AdjustmentsForDecreaseIncreaseInInventories | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r13.c0 | Adjustments for decrease (increase) in trade accounts receivable/Group [member] | ifrs-smes:AdjustmentsForDecreaseIncreaseInTradeAccountReceivable | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r13.c1 | Adjustments for decrease (increase) in trade accounts receivable/Company [member] | ifrs-smes:AdjustmentsForDecreaseIncreaseInTradeAccountReceivable | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r14.c0 | Adjustments for decrease (increase) in other operating receivables/Group [member] | ifrs-smes:AdjustmentsForDecreaseIncreaseInOtherOperatingReceivables | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r14.c1 | Adjustments for decrease (increase) in other operating receivables/Company [member] | ifrs-smes:AdjustmentsForDecreaseIncreaseInOtherOperatingReceivables | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r15.c0 | Adjustments for increase (decrease) in trade accounts payable/Group [member] | ifrs-smes:AdjustmentsForIncreaseDecreaseInTradeAccountPayable | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r15.c1 | Adjustments for increase (decrease) in trade accounts payable/Company [member] | ifrs-smes:AdjustmentsForIncreaseDecreaseInTradeAccountPayable | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r16.c0 | Adjustments for increase (decrease) in other operating payables/Group [member] | ifrs-smes:AdjustmentsForIncreaseDecreaseInOtherOperatingPayables | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r16.c1 | Adjustments for increase (decrease) in other operating payables/Company [member] | ifrs-smes:AdjustmentsForIncreaseDecreaseInOtherOperatingPayables | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r17.c0 | Adjustments for dividend income/Group [member] | ssmt-mpers:AdjustmentsForDividendIncome | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r17.c1 | Adjustments for dividend income/Company [member] | ssmt-mpers:AdjustmentsForDividendIncome | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r18.c0 | Adjustments for depreciation/Group [member] | ssmt-mpers:AdjustmentsForDepreciationExpense | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r18.c1 | Adjustments for depreciation/Company [member] | ssmt-mpers:AdjustmentsForDepreciationExpense | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r19.c0 | Adjustments for amortisation/Group [member] | ssmt-mpers:AdjustmentsForAmortisationExpense | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r19.c1 | Adjustments for amortisation/Company [member] | ssmt-mpers:AdjustmentsForAmortisationExpense | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r20.c0 | Adjustments for impairment loss on financial assets/Group [member] | ssmt-mpers:ImpairmentLossRecognisedInProfitOrLossOnOtherFinancialAssetsOrReceivables | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r20.c1 | Adjustments for impairment loss on financial assets/Company [member] | ssmt-mpers:ImpairmentLossRecognisedInProfitOrLossOnOtherFinancialAssetsOrReceivables | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r21.c0 | (Reversal of)/Impairment loss on intangible assets/Group [member] | ifrs-smes:ImpairmentLossRecognisedInProfitOrLossIntangibleAssetsOtherThanGoodwill | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r21.c1 | (Reversal of)/Impairment loss on intangible assets/Company [member] | ifrs-smes:ImpairmentLossRecognisedInProfitOrLossIntangibleAssetsOtherThanGoodwill | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r22.c0 | (Reversal of)/Impairment loss on property, plant and equipment/Group [member] | ifrs-smes:ImpairmentLossRecognisedInProfitOrLossPropertyPlantAndEquipment | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r22.c1 | (Reversal of)/Impairment loss on property, plant and equipment/Company [member] | ifrs-smes:ImpairmentLossRecognisedInProfitOrLossPropertyPlantAndEquipment | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r23.c0 | (Reversal of)/Impairment loss on inventories/Group [member] | ifrs-smes:ReversalOfInventoryWritedown | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r23.c1 | (Reversal of)/Impairment loss on inventories/Company [member] | ifrs-smes:ReversalOfInventoryWritedown | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r24.c0 | Adjustments for provisions/Group [member] | ifrs-smes:AdjustmentsForProvisions | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r24.c1 | Adjustments for provisions/Company [member] | ifrs-smes:AdjustmentsForProvisions | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r25.c0 | Adjustments for unrealised foreign exchange losses (gains)/Group [member] | ifrs-smes:AdjustmentsForUnrealisedForeignExchangeLossesGains | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r25.c1 | Adjustments for unrealised foreign exchange losses (gains)/Company [member] | ifrs-smes:AdjustmentsForUnrealisedForeignExchangeLossesGains | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r26.c0 | Adjustments for share-based payments/Group [member] | ifrs-smes:AdjustmentsForSharebasedPayments | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r26.c1 | Adjustments for share-based payments/Company [member] | ifrs-smes:AdjustmentsForSharebasedPayments | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r27.c0 | Adjustments for fair value losses (gains)/Group [member] | ifrs-smes:AdjustmentsForFairValueGainsLosses | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r27.c1 | Adjustments for fair value losses (gains)/Company [member] | ifrs-smes:AdjustmentsForFairValueGainsLosses | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r28.c0 | Adjustments for share of profit of equity-accounted associates and joint ventures, net of tax/Group [member] | ssmt-mpers:AdjustmentsForShareOfProfitOfEquityAccountedAssociatesAndJointVenturesNetOfTax | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r28.c1 | Adjustments for share of profit of equity-accounted associates and joint ventures, net of tax/Company [member] | ssmt-mpers:AdjustmentsForShareOfProfitOfEquityAccountedAssociatesAndJointVenturesNetOfTax | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r29.c0 | Adjustments for accrued expenses (income) not yet paid (received)/Group [member] | ifrs-smes:AdjustmentsForAccruedIncomeExpensesNotYetReceivedPaid | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r29.c1 | Adjustments for accrued expenses (income) not yet paid (received)/Company [member] | ifrs-smes:AdjustmentsForAccruedIncomeExpensesNotYetReceivedPaid | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r30.c0 | Other adjustments for non-cash items/Group [member] | ifrs-smes:OtherAdjustmentsForNoncashItems | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r30.c1 | Other adjustments for non-cash items/Company [member] | ifrs-smes:OtherAdjustmentsForNoncashItems | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r31.c0 | (Gain) loss on disposal of property, plant and equipment/Group [member] | ssmt-mpers:GainsLossesOnDisposalsOfPropertyPlantAndEquipment | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r31.c1 | (Gain) loss on disposal of property, plant and equipment/Company [member] | ssmt-mpers:GainsLossesOnDisposalsOfPropertyPlantAndEquipment | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r32.c0 | (Gain) loss on disposal of investment properties/Group [member] | ssmt-mpers:GainsLossesOnDisposalsOfInvestmentProperties | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r32.c1 | (Gain) loss on disposal of investment properties/Company [member] | ssmt-mpers:GainsLossesOnDisposalsOfInvestmentProperties | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r33.c0 | (Gain) loss on disposal of other investments/Group [member] | ssmt-mpers:GainsLossesOnDisposalOfOtherInvestments | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r33.c1 | (Gain) loss on disposal of other investments/Company [member] | ssmt-mpers:GainsLossesOnDisposalOfOtherInvestments | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r34.c0 | Other adjustments for which cash effects are investing or financing cash flow/Group [member] | ifrs-smes:OtherAdjustmentsForWhichCashEffectsAreInvestingOrFinancingCashFlow | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r34.c1 | Other adjustments for which cash effects are investing or financing cash flow/Company [member] | ifrs-smes:OtherAdjustmentsForWhichCashEffectsAreInvestingOrFinancingCashFlow | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r35.c0 | Other adjustments to reconcile profit (loss)/Group [member] | ifrs-smes:OtherAdjustmentsToReconcileProfitLoss | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r35.c1 | Other adjustments to reconcile profit (loss)/Company [member] | ifrs-smes:OtherAdjustmentsToReconcileProfitLoss | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r36.c0 | Total adjustments to reconcile profit (loss)/Group [member] | ifrs-smes:AdjustmentsForReconcileProfitLoss | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r36.c1 | Total adjustments to reconcile profit (loss)/Company [member] | ifrs-smes:AdjustmentsForReconcileProfitLoss | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r37.c0 | Cash generated from (used in) operating activities/Group [member] | ssmt-mpers:CashFlowsFromUsedInOperations | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r37.c1 | Cash generated from (used in) operating activities/Company [member] | ssmt-mpers:CashFlowsFromUsedInOperations | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r38.c0 | Dividends paid/Group [member] | ifrs-smes:DividendsPaidClassifiedAsOperatingActivities | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r38.c1 | Dividends paid/Company [member] | ifrs-smes:DividendsPaidClassifiedAsOperatingActivities | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r39.c0 | Dividends received/Group [member] | ifrs-smes:DividendsReceivedClassifiedAsOperatingActivities | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r39.c1 | Dividends received/Company [member] | ifrs-smes:DividendsReceivedClassifiedAsOperatingActivities | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r40.c0 | Interest paid/Group [member] | ifrs-smes:InterestPaidClassifiedAsOperatingActivities | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r40.c1 | Interest paid/Company [member] | ifrs-smes:InterestPaidClassifiedAsOperatingActivities | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r41.c0 | Interest received/Group [member] | ifrs-smes:InterestReceivedClassifiedAsOperatingActivities | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r41.c1 | Interest received/Company [member] | ifrs-smes:InterestReceivedClassifiedAsOperatingActivities | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r42.c0 | Income taxes refund (paid)/Group [member] | ifrs-smes:IncomeTaxesPaidRefundClassifiedAsOperatingActivities | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r42.c1 | Income taxes refund (paid)/Company [member] | ifrs-smes:IncomeTaxesPaidRefundClassifiedAsOperatingActivities | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r43.c0 | Other cash inflows (outflows) from operating activities/Group [member] | ifrs-smes:OtherInflowsOutflowsOfCashClassifiedAsOperatingActivities | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r43.c1 | Other cash inflows (outflows) from operating activities/Company [member] | ifrs-smes:OtherInflowsOutflowsOfCashClassifiedAsOperatingActivities | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r44.c0 | Net cash flows from (used in) operating activities/Group [member] | ifrs-smes:CashFlowsFromUsedInOperatingActivities | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r44.c1 | Net cash flows from (used in) operating activities/Company [member] | ifrs-smes:CashFlowsFromUsedInOperatingActivities | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r45.c0 | Cash flows from (used in) investing activities [abstract]/Group [member] | ifrs-smes:CashFlowsFromUsedInInvestingActivitiesAbstract | xbrli:stringItemType | duration | ifrs-smes:ConsolidatedMember | N/A |
| r45.c1 | Cash flows from (used in) investing activities [abstract]/Company [member] | ifrs-smes:CashFlowsFromUsedInInvestingActivitiesAbstract | xbrli:stringItemType | duration | ifrs-smes:SeparateMember | N/A |
| r46.c0 | Proceeds from disposal of subsidiaries/Group [member] | ifrs-smes:CashFlowsFromLosingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r46.c1 | Proceeds from disposal of subsidiaries/Company [member] | ifrs-smes:CashFlowsFromLosingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r47.c0 | Acquisition and subscription of shares in subsidiaries/Group [member] | ifrs-smes:CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r47.c1 | Acquisition and subscription of shares in subsidiaries/Company [member] | ifrs-smes:CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r48.c0 | Proceeds from disposal of joint ventures/Group [member] | ifrs-smes:OtherCashReceiptsFromSalesOfInterestsInJointVenturesClassifiedAsInvestingActivities | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r48.c1 | Proceeds from disposal of joint ventures/Company [member] | ifrs-smes:OtherCashReceiptsFromSalesOfInterestsInJointVenturesClassifiedAsInvestingActivities | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r49.c0 | Acquisition and subscription of shares in joint ventures/Group [member] | ifrs-smes:OtherCashPaymentsToAcquireInterestsInJointVenturesClassifiedAsInvestingActivities | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r49.c1 | Acquisition and subscription of shares in joint ventures/Company [member] | ifrs-smes:OtherCashPaymentsToAcquireInterestsInJointVenturesClassifiedAsInvestingActivities | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r50.c0 | Other cash receipts from sales of equity or debt instruments of other entities/Group [member] | ifrs-smes:OtherCashReceiptsFromSalesOfEquityOrDebtInstrumentsOfOtherEntitiesClassifiedAsInvestingActivities | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r50.c1 | Other cash receipts from sales of equity or debt instruments of other entities/Company [member] | ifrs-smes:OtherCashReceiptsFromSalesOfEquityOrDebtInstrumentsOfOtherEntitiesClassifiedAsInvestingActivities | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r51.c0 | Other cash payments to acquire equity or debt instruments of other entities/Group [member] | ifrs-smes:OtherCashPaymentsToAcquireEquityOrDebtInstrumentsOfOtherEntitiesClassifiedAsInvestingActivities | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r51.c1 | Other cash payments to acquire equity or debt instruments of other entities/Company [member] | ifrs-smes:OtherCashPaymentsToAcquireEquityOrDebtInstrumentsOfOtherEntitiesClassifiedAsInvestingActivities | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r52.c0 | Proceeds from sales of property, plant and equipment/Group [member] | ifrs-smes:ProceedsFromSalesOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r52.c1 | Proceeds from sales of property, plant and equipment/Company [member] | ifrs-smes:ProceedsFromSalesOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r53.c0 | Purchase of property, plant and equipment/Group [member] | ifrs-smes:PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r53.c1 | Purchase of property, plant and equipment/Company [member] | ifrs-smes:PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r54.c0 | Proceeds from sales of intangible assets/Group [member] | ifrs-smes:ProceedsFromSalesOfIntangibleAssetsClassifiedAsInvestingActivities | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r54.c1 | Proceeds from sales of intangible assets/Company [member] | ifrs-smes:ProceedsFromSalesOfIntangibleAssetsClassifiedAsInvestingActivities | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r55.c0 | Purchase of intangible assets/Group [member] | ifrs-smes:PurchaseOfIntangibleAssetsClassifiedAsInvestingActivities | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r55.c1 | Purchase of intangible assets/Company [member] | ifrs-smes:PurchaseOfIntangibleAssetsClassifiedAsInvestingActivities | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r56.c0 | Proceeds from sales of other long-term assets/Group [member] | ifrs-smes:ProceedsFromOtherLongtermAssetsClassifiedAsInvestingActivities | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r56.c1 | Proceeds from sales of other long-term assets/Company [member] | ifrs-smes:ProceedsFromOtherLongtermAssetsClassifiedAsInvestingActivities | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r57.c0 | Purchase of other long-term assets/Group [member] | ifrs-smes:PurchaseOfOtherLongtermAssetsClassifiedAsInvestingActivities | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r57.c1 | Purchase of other long-term assets/Company [member] | ifrs-smes:PurchaseOfOtherLongtermAssetsClassifiedAsInvestingActivities | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r58.c0 | Cash advances and loans made to other parties/Group [member] | ifrs-smes:CashAdvancesAndLoansMadeToOtherPartiesClassifiedAsInvestingActivities | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r58.c1 | Cash advances and loans made to other parties/Company [member] | ifrs-smes:CashAdvancesAndLoansMadeToOtherPartiesClassifiedAsInvestingActivities | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r59.c0 | Cash receipts from repayment of advances and loans made to other parties/Group [member] | ifrs-smes:CashReceiptsFromRepaymentOfAdvancesAndLoansMadeToOtherPartiesClassifiedAsInvestingActivities | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r59.c1 | Cash receipts from repayment of advances and loans made to other parties/Company [member] | ifrs-smes:CashReceiptsFromRepaymentOfAdvancesAndLoansMadeToOtherPartiesClassifiedAsInvestingActivities | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r60.c0 | Cash payments for futures contracts, forward contracts, option contracts and swap contracts/Group [member] | ifrs-smes:CashPaymentsForFutureContractsForwardContractsOptionContractsAndSwapContractsClassifiedAsInvestingActivities | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r60.c1 | Cash payments for futures contracts, forward contracts, option contracts and swap contracts/Company [member] | ifrs-smes:CashPaymentsForFutureContractsForwardContractsOptionContractsAndSwapContractsClassifiedAsInvestingActivities | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r61.c0 | Cash receipts from futures contracts, forward contracts, option contracts and swap contracts/Group [member] | ifrs-smes:CashReceiptsFromFutureContractsForwardContractsOptionContractsAndSwapContractsClassifiedAsInvestingActivities | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r61.c1 | Cash receipts from futures contracts, forward contracts, option contracts and swap contracts/Company [member] | ifrs-smes:CashReceiptsFromFutureContractsForwardContractsOptionContractsAndSwapContractsClassifiedAsInvestingActivities | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r62.c0 | Dividends received/Group [member] | ifrs-smes:DividendsReceivedClassifiedAsInvestingActivities | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r62.c1 | Dividends received/Company [member] | ifrs-smes:DividendsReceivedClassifiedAsInvestingActivities | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r63.c0 | Interest received/Group [member] | ifrs-smes:InterestReceivedClassifiedAsInvestingActivities | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r63.c1 | Interest received/Company [member] | ifrs-smes:InterestReceivedClassifiedAsInvestingActivities | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r64.c0 | Other cash inflows (outflows) from investing activities/Group [member] | ifrs-smes:OtherInflowsOutflowsOfCashClassifiedAsInvestingActivities | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r64.c1 | Other cash inflows (outflows) from investing activities/Company [member] | ifrs-smes:OtherInflowsOutflowsOfCashClassifiedAsInvestingActivities | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r65.c0 | Net cash flows from (used in) investing activities/Group [member] | ifrs-smes:CashFlowsFromUsedInInvestingActivities | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r65.c1 | Net cash flows from (used in) investing activities/Company [member] | ifrs-smes:CashFlowsFromUsedInInvestingActivities | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r66.c0 | Cash flows from (used in) financing activities [abstract]/Group [member] | ifrs-smes:CashFlowsFromUsedInFinancingActivitiesAbstract | xbrli:stringItemType | duration | ifrs-smes:ConsolidatedMember | N/A |
| r66.c1 | Cash flows from (used in) financing activities [abstract]/Company [member] | ifrs-smes:CashFlowsFromUsedInFinancingActivitiesAbstract | xbrli:stringItemType | duration | ifrs-smes:SeparateMember | N/A |
| r67.c0 | Proceeds from issuing shares/Group [member] | ifrs-smes:ProceedsFromIssuingShares | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r67.c1 | Proceeds from issuing shares/Company [member] | ifrs-smes:ProceedsFromIssuingShares | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r68.c0 | Proceeds from issuing other equity instruments/Group [member] | ifrs-smes:ProceedsFromIssuingOtherEquityInstruments | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r68.c1 | Proceeds from issuing other equity instruments/Company [member] | ifrs-smes:ProceedsFromIssuingOtherEquityInstruments | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r69.c0 | Payments to acquire or redeem entity's shares/Group [member] | ifrs-smes:PaymentsToAcquireOrRedeemEntitysShares | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r69.c1 | Payments to acquire or redeem entity's shares/Company [member] | ifrs-smes:PaymentsToAcquireOrRedeemEntitysShares | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r70.c0 | Payments to acquire other equity instruments/Group [member] | ifrs-smes:PaymentsOfOtherEquityInstruments | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r70.c1 | Payments to acquire other equity instruments/Company [member] | ifrs-smes:PaymentsOfOtherEquityInstruments | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r71.c0 | Proceeds from borrowings/Group [member] | ifrs-smes:ProceedsFromBorrowingsClassifiedAsFinancingActivities | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r71.c1 | Proceeds from borrowings/Company [member] | ifrs-smes:ProceedsFromBorrowingsClassifiedAsFinancingActivities | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r72.c0 | Repayments of borrowings/Group [member] | ifrs-smes:RepaymentsOfBorrowingsClassifiedAsFinancingActivities | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r72.c1 | Repayments of borrowings/Company [member] | ifrs-smes:RepaymentsOfBorrowingsClassifiedAsFinancingActivities | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r73.c0 | Repayment of loan from associate/Group [member] | ssmt-mpers:RepaymentOfLoanFromAssociate | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r73.c1 | Repayment of loan from associate/Company [member] | ssmt-mpers:RepaymentOfLoanFromAssociate | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r74.c0 | Payments of finance lease liabilities/Group [member] | ifrs-smes:PaymentsOfFinanceLeaseLiabilitiesClassifiedAsFinancingActivities | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r74.c1 | Payments of finance lease liabilities/Company [member] | ifrs-smes:PaymentsOfFinanceLeaseLiabilitiesClassifiedAsFinancingActivities | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r75.c0 | Dividends paid/Group [member] | ifrs-smes:DividendsPaidClassifiedAsFinancingActivities | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r75.c1 | Dividends paid/Company [member] | ifrs-smes:DividendsPaidClassifiedAsFinancingActivities | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r76.c0 | Interest paid/Group [member] | ifrs-smes:InterestPaidClassifiedAsFinancingActivities | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r76.c1 | Interest paid/Company [member] | ifrs-smes:InterestPaidClassifiedAsFinancingActivities | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r77.c0 | Other cash inflows (outflows) from financing activities/Group [member] | ifrs-smes:OtherInflowsOutflowsOfCashClassifiedAsFinancingActivities | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r77.c1 | Other cash inflows (outflows) from financing activities/Company [member] | ifrs-smes:OtherInflowsOutflowsOfCashClassifiedAsFinancingActivities | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r78.c0 | Net cash flows from (used in) financing activities/Group [member] | ifrs-smes:CashFlowsFromUsedInFinancingActivities | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r78.c1 | Net cash flows from (used in) financing activities/Company [member] | ifrs-smes:CashFlowsFromUsedInFinancingActivities | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r79.c0 | Net increase (decrease) in cash and cash equivalents before effect of exchange rate changes/Group [member] | ifrs-smes:IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r79.c1 | Net increase (decrease) in cash and cash equivalents before effect of exchange rate changes/Company [member] | ifrs-smes:IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r80.c0 | Effect of exchange rate changes on cash and cash equivalents/Group [member] | ifrs-smes:EffectOfExchangeRateChangesOnCashAndCashEquivalents | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r80.c1 | Effect of exchange rate changes on cash and cash equivalents/Company [member] | ifrs-smes:EffectOfExchangeRateChangesOnCashAndCashEquivalents | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r81.c0 | Net increase (decrease) in cash and cash equivalents/Group [member] | ifrs-smes:IncreaseDecreaseInCashAndCashEquivalents | xbrli:monetaryItemType | duration | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r81.c1 | Net increase (decrease) in cash and cash equivalents/Company [member] | ifrs-smes:IncreaseDecreaseInCashAndCashEquivalents | xbrli:monetaryItemType | duration | ifrs-smes:SeparateMember | iso4217:MYR |
| r82.c0 | Cash and cash equivalents at beginning of period/Group [member] | ifrs-smes:CashAndCashEquivalents | xbrli:monetaryItemType | instant | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r82.c1 | Cash and cash equivalents at beginning of period/Company [member] | ifrs-smes:CashAndCashEquivalents | xbrli:monetaryItemType | instant | ifrs-smes:SeparateMember | iso4217:MYR |
| r83.c0 | Cash and cash equivalents at end of period/Group [member] | ifrs-smes:CashAndCashEquivalents | xbrli:monetaryItemType | instant | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r83.c1 | Cash and cash equivalents at end of period/Company [member] | ifrs-smes:CashAndCashEquivalents | xbrli:monetaryItemType | instant | ifrs-smes:SeparateMember | iso4217:MYR |