| r0.c0 | RuleNode_2/RuleNode_4 | | | |
| r1.c0 | Filing Information [abstract]/RuleNode_4 | ssmt-dei:FilingInformationAbstract | xbrli:stringItemType | duration |
| r2.c0 | General [abstract]/RuleNode_4 | ssmt-dei:GeneralFilingInformationAbstract | xbrli:stringItemType | duration |
| r3.c0 | Company registration number/RuleNode_4 | ssmt-dei:CompanyRegistrationNumber | ssmt-fdn:CompanyRegistrationNumber | duration |
| r4.c0 | Name of company/RuleNode_4 | ssmt-dei:NameOfReportingEntity | xbrli:stringItemType | duration |
| r5.c0 | Former name of the company/RuleNode_4 | ssmt-dei:FormerNameOfCompany | xbrli:stringItemType | duration |
| r6.c0 | Origin of company/RuleNode_4 | ssmt-dei:OriginOfCompany | ssmt-fdn:OriginOfCompany | duration |
| r7.c0 | Status of company/RuleNode_4 | ssmt-dei:StatusOfCompany | ssmt-fdn:StatusOfCompany | duration |
| r8.c0 | Type of company/RuleNode_4 | ssmt-dei:TypeOfCompany | ssmt-fdn:TypeOfCompany | duration |
| r9.c0 | Disclosure of financial statements preparation for current submission/RuleNode_4 | ssmt-dei:DisclosureOfFinancialStatementsPreparationForCurrentSubmission | ssmt-fdn:DisclosureOfFinancialStatementsPreparationForCurrentSubmission | duration |
| r10.c0 | Company's financial year start date/RuleNode_4 | ssmt-dei:CompanyCurrentFinancialYearStartDate | xbrli:dateItemType | instant |
| r11.c0 | Company's financial year end date/RuleNode_4 | ssmt-dei:CompanyCurrentFinancialYearEndDate | xbrli:dateItemType | instant |
| r12.c0 | Company's previous financial year start date/RuleNode_4 | ssmt-dei:CompanyPreviousFinancialYearStartDate | xbrli:dateItemType | instant |
| r13.c0 | Company's previous financial year end date/RuleNode_4 | ssmt-dei:CompanyPreviousFinancialYearEndDate | xbrli:dateItemType | instant |
| r14.c0 | Disclosure of financial statements audit status/RuleNode_4 | ssmt-dei:DisclosureOfFinancialStatementsAuditStatus | ssmt-fdn:TypeOfAuditStatus | duration |
| r15.c0 | Audit exemption category/RuleNode_4 | ssmt-dei:AuditExemptionCategory | ssmt-fdn:TypeOfAuditExemptionCategory | duration |
| r16.c0 | Status of carrying on business during the financial year/RuleNode_4 | ssmt-dei:StatusOfCarryingOnBusinessDuringFinancialYear | ssmt-fdn:TypeOfStatusOfCarryingOnBusiness | duration |
| r17.c0 | Basis of accounting standards applied to prepare the financial statements/RuleNode_4 | ssmt-dei:BasisOfAccountingStandardsAppliedToPrepareFinancialStatements | ssmt-fdn:TypeOfAccountingStandardsApplied | duration |
| r18.c0 | Disclosure of other accounting standards applied/RuleNode_4 | ssmt-dei:DisclosureOfOtherAccountingStandardsApplied | xbrli:stringItemType | duration |
| r19.c0 | Type of submission/RuleNode_4 | ssmt-dei:TypeOfSubmission | ssmt-fdn:TypeOfSubmission | duration |
| r20.c0 | Nature of financial statements/RuleNode_4 | ssmt-dei-ee-mpers:NatureOfFinancialStatements | enum:enumerationItemType | duration |
| r21.c0 | Description of presentation currency/RuleNode_4 | ssmt-dei:DescriptionOfPresentationCurrency | ssmt-fdn:TypeOfPresentationCurrency | duration |
| r22.c0 | Description of functional currency/RuleNode_4 | ssmt-dei:DescriptionOfFunctionalCurrency | xbrli:stringItemType | duration |
| r23.c0 | Level of rounding used in financial statements/RuleNode_4 | ssmt-dei:LevelOfRoundingUsedInFinancialStatements | ssmt-fdn:TypeOfRoundingOfUsedInPreparingFinancialStatements | duration |