3.26.1 html 78 190 1 false 34 0 false 9 false false R1.htm 100090 - Document - Document and Entity Information Sheet http://sv-ac.com/role/DocumentDocumentAndEntityInformation Document and Entity Information Cover 1 false false R2.htm 100100 - Statement - BALANCE SHEET Sheet http://sv-ac.com/role/StatementBalanceSheet BALANCE SHEET Statements 2 false false R3.htm 100105 - Statement - BALANCE SHEET (Parentheticals) Sheet http://sv-ac.com/role/StatementBalanceSheetParentheticals BALANCE SHEET (Parentheticals) Statements 3 false false R4.htm 100200 - Statement - STATEMENT OF OPERATIONS Sheet http://sv-ac.com/role/StatementStatementOfOperations STATEMENT OF OPERATIONS Statements 4 false false R5.htm 100300 - Statement - STATEMENT OF CHANGES IN SHAREHOLDERS' DEFICIT Sheet http://sv-ac.com/role/StatementStatementOfChangesInShareholdersDeficit STATEMENT OF CHANGES IN SHAREHOLDERS' DEFICIT Statements 5 false false R6.htm 100305 - Statement - STATEMENT OF CHANGES IN SHAREHOLDERS' DEFICIT (Parentheticals) Sheet http://sv-ac.com/role/StatementStatementOfChangesInShareholdersDeficitParentheticals STATEMENT OF CHANGES IN SHAREHOLDERS' DEFICIT (Parentheticals) Statements 6 false false R7.htm 100400 - Statement - STATEMENT OF CASH FLOWS Sheet http://sv-ac.com/role/StatementStatementOfCashFlows STATEMENT OF CASH FLOWS Statements 7 false false R8.htm 110101 - Disclosure - DESCRIPTION OF ORGANIZATION AND BUSINESS OPERATIONS Sheet http://sv-ac.com/role/DisclosureDescriptionOfOrganizationAndBusinessOperations DESCRIPTION OF ORGANIZATION AND BUSINESS OPERATIONS Notes 8 false false R9.htm 110201 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES Sheet http://sv-ac.com/role/DisclosureSummaryOfSignificantAccountingPolicies SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES Notes 9 false false R10.htm 110301 - Disclosure - PUBLIC OFFERING Sheet http://sv-ac.com/role/DisclosurePublicOffering PUBLIC OFFERING Notes 10 false false R11.htm 110401 - Disclosure - PRIVATE PLACEMENT Sheet http://sv-ac.com/role/DisclosurePrivatePlacement PRIVATE PLACEMENT Notes 11 false false R12.htm 110501 - Disclosure - RELATED PARTY TRANSACTIONS Sheet http://sv-ac.com/role/DisclosureRelatedPartyTransactions RELATED PARTY TRANSACTIONS Notes 12 false false R13.htm 110601 - Disclosure - COMMITMENTS Sheet http://sv-ac.com/role/DisclosureCommitments COMMITMENTS Notes 13 false false R14.htm 110701 - Disclosure - SHAREHOLDERS' DEFICIT Sheet http://sv-ac.com/role/DisclosureShareholdersDeficit SHAREHOLDERS' DEFICIT Notes 14 false false R15.htm 110801 - Disclosure - FAIR VALUE MEASUREMENTS Sheet http://sv-ac.com/role/DisclosureFairValueMeasurements FAIR VALUE MEASUREMENTS Notes 15 false false R16.htm 110901 - Disclosure - SEGMENT INFORMATION Sheet http://sv-ac.com/role/DisclosureSegmentInformation SEGMENT INFORMATION Notes 16 false false R17.htm 111001 - Disclosure - SUBSEQUENT EVENTS Sheet http://sv-ac.com/role/DisclosureSubsequentEvents SUBSEQUENT EVENTS Notes 17 false false R18.htm 120202 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Policies) Sheet http://sv-ac.com/role/DisclosureSummaryOfSignificantAccountingPoliciesPolicies SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Policies) Policies 18 false false R19.htm 130203 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables) Sheet http://sv-ac.com/role/DisclosureSummaryOfSignificantAccountingPoliciesTables SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables) Tables http://sv-ac.com/role/DisclosureSummaryOfSignificantAccountingPolicies 19 false false R20.htm 130803 - Disclosure - FAIR VALUE MEASUREMENTS (Tables) Sheet http://sv-ac.com/role/DisclosureFairValueMeasurementsTables FAIR VALUE MEASUREMENTS (Tables) Tables http://sv-ac.com/role/DisclosureFairValueMeasurements 20 false false R21.htm 130903 - Disclosure - SEGMENT INFORMATION (Tables) Sheet http://sv-ac.com/role/DisclosureSegmentInformationTables SEGMENT INFORMATION (Tables) Tables http://sv-ac.com/role/DisclosureSegmentInformation 21 false false R22.htm 140101 - Disclosure - DESCRIPTION OF ORGANIZATION AND BUSINESS OPERATIONS (Details) Sheet http://sv-ac.com/role/DisclosureDescriptionOfOrganizationAndBusinessOperationsDetails DESCRIPTION OF ORGANIZATION AND BUSINESS OPERATIONS (Details) Details http://sv-ac.com/role/DisclosureDescriptionOfOrganizationAndBusinessOperations 22 false false R23.htm 140201 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Cash and Cash Equivalents (Details) Sheet http://sv-ac.com/role/DisclosureSummaryOfSignificantAccountingPoliciesCashAndCashEquivalentsDetails SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Cash and Cash Equivalents (Details) Details 23 false false R24.htm 140202 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Investments Held in Trust Account (Details) Sheet http://sv-ac.com/role/DisclosureSummaryOfSignificantAccountingPoliciesInvestmentsHeldInTrustAccountDetails SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Investments Held in Trust Account (Details) Details 24 false false R25.htm 140203 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Class A Ordinary Shares Subject to Possible Redemption (Details) Sheet http://sv-ac.com/role/DisclosureSummaryOfSignificantAccountingPoliciesClassOrdinarySharesSubjectToPossibleRedemptionDetails SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Class A Ordinary Shares Subject to Possible Redemption (Details) Details 25 false false R26.htm 140204 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Income Taxes (Details) Sheet http://sv-ac.com/role/DisclosureSummaryOfSignificantAccountingPoliciesIncomeTaxesDetails SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Income Taxes (Details) Details 26 false false R27.htm 140205 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Warrant Instruments (Details) Sheet http://sv-ac.com/role/DisclosureSummaryOfSignificantAccountingPoliciesWarrantInstrumentsDetails SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Warrant Instruments (Details) Details 27 false false R28.htm 140206 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Net Income per Ordinary Share (Details) Sheet http://sv-ac.com/role/DisclosureSummaryOfSignificantAccountingPoliciesNetIncomePerOrdinaryShareDetails SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Net Income per Ordinary Share (Details) Details 28 false false R29.htm 140301 - Disclosure - PUBLIC OFFERING (Details) Sheet http://sv-ac.com/role/DisclosurePublicOfferingDetails PUBLIC OFFERING (Details) Details http://sv-ac.com/role/DisclosurePublicOffering 29 false false R30.htm 140401 - Disclosure - PRIVATE PLACEMENT (Details) Sheet http://sv-ac.com/role/DisclosurePrivatePlacementDetails PRIVATE PLACEMENT (Details) Details http://sv-ac.com/role/DisclosurePrivatePlacement 30 false false R31.htm 140501 - Disclosure - RELATED PARTY TRANSACTIONS - Founder Shares (Details) Sheet http://sv-ac.com/role/DisclosureRelatedPartyTransactionsFounderSharesDetails RELATED PARTY TRANSACTIONS - Founder Shares (Details) Details 31 false false R32.htm 140502 - Disclosure - RELATED PARTY TRANSACTIONS - Additional Information (Details) Sheet http://sv-ac.com/role/DisclosureRelatedPartyTransactionsAdditionalInformationDetails RELATED PARTY TRANSACTIONS - Additional Information (Details) Details 32 false false R33.htm 140601 - Disclosure - COMMITMENTS (Details) Sheet http://sv-ac.com/role/DisclosureCommitmentsDetails COMMITMENTS (Details) Details http://sv-ac.com/role/DisclosureCommitments 33 false false R34.htm 140701 - Disclosure - SHAREHOLDERS' DEFICIT (Details) Sheet http://sv-ac.com/role/DisclosureShareholdersDeficitDetails SHAREHOLDERS' DEFICIT (Details) Details http://sv-ac.com/role/DisclosureShareholdersDeficit 34 false false R35.htm 140702 - Disclosure - SHAREHOLDERS' DEFICIT - Warrants (Details) Sheet http://sv-ac.com/role/DisclosureShareholdersDeficitWarrantsDetails SHAREHOLDERS' DEFICIT - Warrants (Details) Details 35 false false R36.htm 140801 - Disclosure - FAIR VALUE MEASUREMENTS - Public warrants (Details) Sheet http://sv-ac.com/role/DisclosureFairValueMeasurementsPublicWarrantsDetails FAIR VALUE MEASUREMENTS - Public warrants (Details) Details 36 false false R37.htm 140802 - Disclosure - FAIR VALUE MEASUREMENTS - Asset held in the Trust Account (Details) Sheet http://sv-ac.com/role/DisclosureFairValueMeasurementsAssetHeldInTrustAccountDetails FAIR VALUE MEASUREMENTS - Asset held in the Trust Account (Details) Details 37 false false R38.htm 140901 - Disclosure - SEGMENT INFORMATION (Details) Sheet http://sv-ac.com/role/DisclosureSegmentInformationDetails SEGMENT INFORMATION (Details) Details http://sv-ac.com/role/DisclosureSegmentInformationTables 38 false false R39.htm 141001 - Disclosure - SUBSEQUENT EVENTS (Details) Sheet http://sv-ac.com/role/DisclosureSubsequentEventsDetails SUBSEQUENT EVENTS (Details) Details http://sv-ac.com/role/DisclosureSubsequentEvents 39 false false All Reports Book All Reports none-20251231.xsd none-20251231_cal.xml none-20251231_def.xml none-20251231_lab.xml none-20251231_pre.xml none-20251231xf4a.htm none-20251231xf4a015.jpg none-20251231xf4a016.jpg none-20251231xf4a031.jpg none-20251231xf4a032.jpg none-20251231xf4a033.jpg none-20251231xf4a034.jpg none-20251231xf4a054.jpg http://fasb.org/us-gaap/2025 http://xbrl.sec.gov/dei/2025 true true