| r0.c0 | Particulars of members/Reference number | ssmt:ReferenceNumber | xbrli:stringItemType | instant | N/A | N/A | * |
| r0.c1 | Particulars of members/Type of member | ssmt:TypeOfShareholder | ssmt-fdn:ShareholderType | instant | N/A | N/A | * |
| r0.c2 | Particulars of members/Type of trustee
(if applicable) | ssmt:TypeOfTrustee | ssmt-fdn:TrusteeType | instant | N/A | N/A | * |
| r0.c3 | Particulars of members/Title | ssmt:Title | ssmt-fdn:TypeOfTitle | instant | N/A | N/A | * |
| r0.c4 | Particulars of members/Name | ssmt:Name | xbrli:stringItemType | instant | N/A | N/A | * |
| r0.c5 | Particulars of members/Type of identification | ssmt:TypeOfIdentificationOfShareholder | ssmt-fdn:TypeOfIdentificationShareholder | instant | N/A | N/A | * |
| r0.c6 | Particulars of members/Identification number | ssmt:IdentificationNumberOfShareholder | xbrli:stringItemType | instant | N/A | N/A | * |
| r0.c7 | Particulars of members/Passport expiry date | ssmt:PassportExpiryDate | xbrli:dateItemType | instant | N/A | N/A | * |
| r0.c8 | Particulars of members/Nationality/
Place of incorporation or origin | ssmt:Nationality | ssmt-fdn:TypeOfNationality | instant | N/A | N/A | * |
| r0.c9 | Particulars of members/Race | ssmt:Race | ssmt-fdn:TypeOfRace | instant | N/A | N/A | * |
| r0.c10 | Particulars of members/Gender | ssmt:Gender | ssmt-fdn:GenderType | instant | N/A | N/A | * |
| r0.c11 | Particulars of members/Date of birth | ssmt:DateOfBirth | xbrli:dateItemType | instant | N/A | N/A | * |
| r0.c12 | Particulars of members/Address line 1 | ssmt:AddressOne | xbrli:stringItemType | duration | N/A | ssmt:AddressOfShareholdersMember | * |
| r0.c13 | Particulars of members/Address line 2 | ssmt:AddressTwo | xbrli:stringItemType | duration | N/A | ssmt:AddressOfShareholdersMember | * |
| r0.c14 | Particulars of members/Address line 3 | ssmt:AddressThree | xbrli:stringItemType | duration | N/A | ssmt:AddressOfShareholdersMember | * |
| r0.c15 | Particulars of members/Postcode | ssmt:Postcode | xbrli:stringItemType | instant | N/A | ssmt:AddressOfShareholdersMember | * |
| r0.c16 | Particulars of members/Town | ssmt:Town | xbrli:stringItemType | instant | N/A | ssmt:AddressOfShareholdersMember | * |
| r0.c17 | Particulars of members/State | ssmt:State | ssmt-fdn:TypeOfState | instant | N/A | ssmt:AddressOfShareholdersMember | * |
| r0.c18 | Particulars of members/Country | ssmt:Country | xbrli:stringItemType | instant | N/A | ssmt:AddressOfShareholdersMember | * |
| r0.c19 | Particulars of members/Number of shares held by members | ssmt:NumberOfSharesHeld | xbrli:sharesItemType | instant | xbrli:shares | N/A | * |
| r0.c20 | Particulars of members/Types of shares | ssmt-ee:TypeOfShares | enum:enumerationItemType | instant | N/A | N/A | * |
| r0.c21 | Particulars of members/Analysis of shareholdings | ssmt-ee:AnalysisOfShareholdings | enum:enumerationItemType | instant | N/A | N/A | * |