| r0.c0 | RuleNode_2/Group [member] | | | | ifrs-smes:ConsolidatedMember | N/A |
| r0.c1 | RuleNode_2/Company [member] | | | | ifrs-smes:SeparateMember | N/A |
| r1.c0 | Sub classification of assets, liabilities and equities [abstract]/Group [member] | ssmt-mpers:SubclassificationOfAssetsLiabilitiesAndEquityAbstract | xbrli:stringItemType | duration | ifrs-smes:ConsolidatedMember | N/A |
| r1.c1 | Sub classification of assets, liabilities and equities [abstract]/Company [member] | ssmt-mpers:SubclassificationOfAssetsLiabilitiesAndEquityAbstract | xbrli:stringItemType | duration | ifrs-smes:SeparateMember | N/A |
| r2.c0 | Property, plant and equipment [abstract]/Group [member] | ifrs-smes:PropertyPlantAndEquipmentAbstract | xbrli:stringItemType | duration | ifrs-smes:ConsolidatedMember | N/A |
| r2.c1 | Property, plant and equipment [abstract]/Company [member] | ifrs-smes:PropertyPlantAndEquipmentAbstract | xbrli:stringItemType | duration | ifrs-smes:SeparateMember | N/A |
| r3.c0 | Land and buildings [abstract]/Group [member] | ifrs-smes:LandAndBuildingsAbstract | xbrli:stringItemType | duration | ifrs-smes:ConsolidatedMember | N/A |
| r3.c1 | Land and buildings [abstract]/Company [member] | ifrs-smes:LandAndBuildingsAbstract | xbrli:stringItemType | duration | ifrs-smes:SeparateMember | N/A |
| r4.c0 | Land [abstract]/Group [member] | ssmt-mpers:LandAbstract | xbrli:stringItemType | duration | ifrs-smes:ConsolidatedMember | N/A |
| r4.c1 | Land [abstract]/Company [member] | ssmt-mpers:LandAbstract | xbrli:stringItemType | duration | ifrs-smes:SeparateMember | N/A |
| r5.c0 | Freehold land/Group [member] | ssmt-mpers:FreeholdLand | xbrli:monetaryItemType | instant | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r5.c1 | Freehold land/Company [member] | ssmt-mpers:FreeholdLand | xbrli:monetaryItemType | instant | ifrs-smes:SeparateMember | iso4217:MYR |
| r6.c0 | Long term leasehold land/Group [member] | ssmt-mpers:LongtermLeaseholdLand | xbrli:monetaryItemType | instant | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r6.c1 | Long term leasehold land/Company [member] | ssmt-mpers:LongtermLeaseholdLand | xbrli:monetaryItemType | instant | ifrs-smes:SeparateMember | iso4217:MYR |
| r7.c0 | Short term leasehold land/Group [member] | ssmt-mpers:ShorttermLeaseholdLand | xbrli:monetaryItemType | instant | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r7.c1 | Short term leasehold land/Company [member] | ssmt-mpers:ShorttermLeaseholdLand | xbrli:monetaryItemType | instant | ifrs-smes:SeparateMember | iso4217:MYR |
| r8.c0 | Total land/Group [member] | ifrs-smes:Land | xbrli:monetaryItemType | instant | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r8.c1 | Total land/Company [member] | ifrs-smes:Land | xbrli:monetaryItemType | instant | ifrs-smes:SeparateMember | iso4217:MYR |
| r9.c0 | Buildings [abstract]/Group [member] | ssmt-mpers:BuildingAbstract | xbrli:stringItemType | duration | ifrs-smes:ConsolidatedMember | N/A |
| r9.c1 | Buildings [abstract]/Company [member] | ssmt-mpers:BuildingAbstract | xbrli:stringItemType | duration | ifrs-smes:SeparateMember | N/A |
| r10.c0 | Building on freehold land/Group [member] | ssmt-mpers:BuildingOnFreeholdLand | xbrli:monetaryItemType | instant | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r10.c1 | Building on freehold land/Company [member] | ssmt-mpers:BuildingOnFreeholdLand | xbrli:monetaryItemType | instant | ifrs-smes:SeparateMember | iso4217:MYR |
| r11.c0 | Building on long term leasehold land/Group [member] | ssmt-mpers:BuildingOnLongtermLeaseholdLand | xbrli:monetaryItemType | instant | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r11.c1 | Building on long term leasehold land/Company [member] | ssmt-mpers:BuildingOnLongtermLeaseholdLand | xbrli:monetaryItemType | instant | ifrs-smes:SeparateMember | iso4217:MYR |
| r12.c0 | Building on short term leasehold land/Group [member] | ssmt-mpers:BuildingOnShorttermLeaseholdLand | xbrli:monetaryItemType | instant | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r12.c1 | Building on short term leasehold land/Company [member] | ssmt-mpers:BuildingOnShorttermLeaseholdLand | xbrli:monetaryItemType | instant | ifrs-smes:SeparateMember | iso4217:MYR |
| r13.c0 | Leased properties/Group [member] | ssmt-mpers:LeasedProperties | xbrli:monetaryItemType | instant | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r13.c1 | Leased properties/Company [member] | ssmt-mpers:LeasedProperties | xbrli:monetaryItemType | instant | ifrs-smes:SeparateMember | iso4217:MYR |
| r14.c0 | Total buildings/Group [member] | ifrs-smes:Buildings | xbrli:monetaryItemType | instant | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r14.c1 | Total buildings/Company [member] | ifrs-smes:Buildings | xbrli:monetaryItemType | instant | ifrs-smes:SeparateMember | iso4217:MYR |
| r15.c0 | Total land and buildings/Group [member] | ifrs-smes:LandAndBuildings | xbrli:monetaryItemType | instant | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r15.c1 | Total land and buildings/Company [member] | ifrs-smes:LandAndBuildings | xbrli:monetaryItemType | instant | ifrs-smes:SeparateMember | iso4217:MYR |
| r16.c0 | Machinery/Group [member] | ifrs-smes:Machinery | xbrli:monetaryItemType | instant | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r16.c1 | Machinery/Company [member] | ifrs-smes:Machinery | xbrli:monetaryItemType | instant | ifrs-smes:SeparateMember | iso4217:MYR |
| r17.c0 | Vehicles/Group [member] | ifrs-smes:Vehicles | xbrli:monetaryItemType | instant | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r17.c1 | Vehicles/Company [member] | ifrs-smes:Vehicles | xbrli:monetaryItemType | instant | ifrs-smes:SeparateMember | iso4217:MYR |
| r18.c0 | Office equipment, fixture and fittings/Group [member] | ssmt-mpers:OfficeEquipmentFixtureAndFittings | xbrli:monetaryItemType | instant | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r18.c1 | Office equipment, fixture and fittings/Company [member] | ssmt-mpers:OfficeEquipmentFixtureAndFittings | xbrli:monetaryItemType | instant | ifrs-smes:SeparateMember | iso4217:MYR |
| r19.c0 | Plant and equipment/Group [member] | ssmt-mpers:PlantAndEquipment | xbrli:monetaryItemType | instant | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r19.c1 | Plant and equipment/Company [member] | ssmt-mpers:PlantAndEquipment | xbrli:monetaryItemType | instant | ifrs-smes:SeparateMember | iso4217:MYR |
| r20.c0 | Construction in progress/Asset work-in progress/Group [member] | ifrs-smes:ConstructionInProgress | xbrli:monetaryItemType | instant | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r20.c1 | Construction in progress/Asset work-in progress/Company [member] | ifrs-smes:ConstructionInProgress | xbrli:monetaryItemType | instant | ifrs-smes:SeparateMember | iso4217:MYR |
| r21.c0 | Other property, plant and equipment/Group [member] | ifrs-smes:OtherPropertyPlantAndEquipment | xbrli:monetaryItemType | instant | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r21.c1 | Other property, plant and equipment/Company [member] | ifrs-smes:OtherPropertyPlantAndEquipment | xbrli:monetaryItemType | instant | ifrs-smes:SeparateMember | iso4217:MYR |
| r22.c0 | Total property, plant and equipment/Group [member] | ifrs-smes:PropertyPlantAndEquipment | xbrli:monetaryItemType | instant | ifrs-smes:ConsolidatedMember | iso4217:MYR |
| r22.c1 | Total property, plant and equipment/Company [member] | ifrs-smes:PropertyPlantAndEquipment | xbrli:monetaryItemType | instant | ifrs-smes:SeparateMember | iso4217:MYR |