<?xml version="1.0" encoding="utf-8"?>
<FilingSummary xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema">
  <Version>2.4.0.6</Version>
  <ProcessingTime />
  <ReportFormat>Html</ReportFormat>
  <ContextCount>169</ContextCount>
  <ElementCount>277</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>true</FootnotesReported>
  <SegmentCount>80</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>5</UnitCount>
  <MyReports>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>000 - Disclosure - Document And Entity Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/DocumentAndEntityInformation</Role>
      <ShortName>Document And Entity Information</ShortName>
    </Report>
    <Report>
      <IsDefault>true</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R2.htm</HtmlFileName>
      <LongName>001 - Statement - Consolidated Balance Sheets</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/ConsolidatedBalanceSheet</Role>
      <ShortName>Consolidated Balance Sheets</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R3.htm</HtmlFileName>
      <LongName>002 - Statement - Consolidated Balance Sheets (Parentheticals)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/ConsolidatedBalanceSheet_Parentheticals</Role>
      <ShortName>Consolidated Balance Sheets (Parentheticals)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R4.htm</HtmlFileName>
      <LongName>003 - Statement - Condensed Consolidated Statements of Operations</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/ConsolidatedIncomeStatement</Role>
      <ShortName>Condensed Consolidated Statements of Operations</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R5.htm</HtmlFileName>
      <LongName>004 - Statement - Consolidated Statements Of Stockholders’ Equity (in Thousands)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/ShareholdersEquityType2or3</Role>
      <ShortName>Consolidated Statements Of Stockholders’ Equity (in Thousands)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R6.htm</HtmlFileName>
      <LongName>005 - Statement - Condensed Consolidated Statements of Cash Flows</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/ConsolidatedCashFlow</Role>
      <ShortName>Condensed Consolidated Statements of Cash Flows</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R7.htm</HtmlFileName>
      <LongName>006 - Disclosure - Note 1 - Summary of Business</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/Note</Role>
      <ShortName>Note 1 - Summary of Business</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R8.htm</HtmlFileName>
      <LongName>007 - Disclosure - Note 2 - Summary of Significant Policies</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/Note0</Role>
      <ShortName>Note 2 - Summary of Significant Policies</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R9.htm</HtmlFileName>
      <LongName>008 - Disclosure - Note 3 - Fair Value Measurements</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/Note00</Role>
      <ShortName>Note 3 - Fair Value Measurements</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R10.htm</HtmlFileName>
      <LongName>009 - Disclosure - Note 4 - Property and Equipment</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/Note000</Role>
      <ShortName>Note 4 - Property and Equipment</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R11.htm</HtmlFileName>
      <LongName>010 - Disclosure - Note 5 - Accrued and Other Liabilities</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/Note0000</Role>
      <ShortName>Note 5 - Accrued and Other Liabilities</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R12.htm</HtmlFileName>
      <LongName>011 - Disclosure - Note 6 - Restructuring</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/Note00000</Role>
      <ShortName>Note 6 - Restructuring</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R13.htm</HtmlFileName>
      <LongName>012 - Disclosure - Note 7 - Operating Lease Commitments</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/Note000000</Role>
      <ShortName>Note 7 - Operating Lease Commitments</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R14.htm</HtmlFileName>
      <LongName>013 - Disclosure - Note 8 - Contingencies</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/Note0000000</Role>
      <ShortName>Note 8 - Contingencies</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R15.htm</HtmlFileName>
      <LongName>014 - Disclosure - Note 9 - Stockholders' Equity</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/Note00000000</Role>
      <ShortName>Note 9 - Stockholders' Equity</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R16.htm</HtmlFileName>
      <LongName>015 - Disclosure - Note 10 - Computation of Basic and Diluted Net Loss per Share</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/Note000000000</Role>
      <ShortName>Note 10 - Computation of Basic and Diluted Net Loss per Share</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R17.htm</HtmlFileName>
      <LongName>016 - Disclosure - Note 11 - Income Taxes</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/Note0000000000</Role>
      <ShortName>Note 11 - Income Taxes</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R18.htm</HtmlFileName>
      <LongName>017 - Disclosure - Note 12 - 401(k) Benefit Plan</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/Note00000000000</Role>
      <ShortName>Note 12 - 401(k) Benefit Plan</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R19.htm</HtmlFileName>
      <LongName>018 - Disclosure - Note 13 - Segment Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/Note000000000000</Role>
      <ShortName>Note 13 - Segment Information</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R20.htm</HtmlFileName>
      <LongName>019 - Disclosure - Note 14 - Versata Note Payable</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/Note0000000000000</Role>
      <ShortName>Note 14 - Versata Note Payable</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R21.htm</HtmlFileName>
      <LongName>020 - Disclosure - Note 15 - Credit Facility</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/Note00000000000000</Role>
      <ShortName>Note 15 - Credit Facility</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R22.htm</HtmlFileName>
      <LongName>021 - Disclosure - Note 16 - Subsequent Event</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/Note000000000000000</Role>
      <ShortName>Note 16 - Subsequent Event</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R23.htm</HtmlFileName>
      <LongName>022 - Disclosure - Accounting Policies, by Policy (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/AccountingPoliciesByPolicy</Role>
      <ShortName>Accounting Policies, by Policy (Policies)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R24.htm</HtmlFileName>
      <LongName>023 - Disclosure - Note 2 - Summary of Significant Policies (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/NoteTables</Role>
      <ShortName>Note 2 - Summary of Significant Policies (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R25.htm</HtmlFileName>
      <LongName>024 - Disclosure - Note 3 - Fair Value Measurements (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/NoteTables0</Role>
      <ShortName>Note 3 - Fair Value Measurements (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R26.htm</HtmlFileName>
      <LongName>025 - Disclosure - Note 4 - Property and Equipment (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/NoteTables00</Role>
      <ShortName>Note 4 - Property and Equipment (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R27.htm</HtmlFileName>
      <LongName>026 - Disclosure - Note 5 - Accrued and Other Liabilities (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/NoteTables000</Role>
      <ShortName>Note 5 - Accrued and Other Liabilities (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R28.htm</HtmlFileName>
      <LongName>027 - Disclosure - Note 9 - Stockholders' Equity (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/NoteTables0000</Role>
      <ShortName>Note 9 - Stockholders' Equity (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R29.htm</HtmlFileName>
      <LongName>028 - Disclosure - Note 10 - Computation of Basic and Diluted Net Loss per Share (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/NoteTables00000</Role>
      <ShortName>Note 10 - Computation of Basic and Diluted Net Loss per Share (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R30.htm</HtmlFileName>
      <LongName>029 - Disclosure - Note 11 - Income Taxes (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/NoteTables000000</Role>
      <ShortName>Note 11 - Income Taxes (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R31.htm</HtmlFileName>
      <LongName>030 - Disclosure - Note 2 - Summary of Significant Policies (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/NoteDetail</Role>
      <ShortName>Note 2 - Summary of Significant Policies (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R32.htm</HtmlFileName>
      <LongName>031 - Disclosure - Note 2 - Summary of Significant Policies (Detail) - Major Customers by Revenues</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/MajorCustomersbyRevenuesTable</Role>
      <ShortName>Note 2 - Summary of Significant Policies (Detail) - Major Customers by Revenues</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R33.htm</HtmlFileName>
      <LongName>032 - Disclosure - Note 2 - Summary of Significant Policies (Detail) - Major Customers by Accounts Receivable</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/MajorCustomersbyAccountsReceivableTable</Role>
      <ShortName>Note 2 - Summary of Significant Policies (Detail) - Major Customers by Accounts Receivable</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R34.htm</HtmlFileName>
      <LongName>033 - Disclosure - Note 2 - Summary of Significant Policies (Detail) - Effect of Recording Stock-Based Compensation Expense</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/EffectofRecordingStockBasedCompensationExpenseTable</Role>
      <ShortName>Note 2 - Summary of Significant Policies (Detail) - Effect of Recording Stock-Based Compensation Expense</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R35.htm</HtmlFileName>
      <LongName>034 - Disclosure - Note 2 - Summary of Significant Policies (Detail) - Revenues from External Customers Attributed to Foreign Countries by Geographic Area</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/RevenuesfromExternalCustomersAttributedtoForeignCountriesbyGeographicAreaTable</Role>
      <ShortName>Note 2 - Summary of Significant Policies (Detail) - Revenues from External Customers Attributed to Foreign Countries by Geographic Area</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R36.htm</HtmlFileName>
      <LongName>035 - Disclosure - Note 3 - Fair Value Measurements (Detail) - Assets Measured at Fair Value on a Recurring Basis</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/AssetsMeasuredatFairValueonaRecurringBasisTable</Role>
      <ShortName>Note 3 - Fair Value Measurements (Detail) - Assets Measured at Fair Value on a Recurring Basis</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R37.htm</HtmlFileName>
      <LongName>036 - Disclosure - Note 4 - Property and Equipment (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/NoteDetail0</Role>
      <ShortName>Note 4 - Property and Equipment (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R38.htm</HtmlFileName>
      <LongName>037 - Disclosure - Note 4 - Property and Equipment (Detail) - Property and Equipment</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/PropertyandEquipmentTable</Role>
      <ShortName>Note 4 - Property and Equipment (Detail) - Property and Equipment</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R39.htm</HtmlFileName>
      <LongName>038 - Disclosure - Note 5 - Accrued and Other Liabilities (Detail) - Accrued Payroll and Deferred Revenue</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/AccruedPayrollandDeferredRevenueTable</Role>
      <ShortName>Note 5 - Accrued and Other Liabilities (Detail) - Accrued Payroll and Deferred Revenue</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R40.htm</HtmlFileName>
      <LongName>039 - Disclosure - Note 6 - Restructuring (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/NoteDetail00</Role>
      <ShortName>Note 6 - Restructuring (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R41.htm</HtmlFileName>
      <LongName>040 - Disclosure - Note 7 - Operating Lease Commitments (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/NoteDetail000</Role>
      <ShortName>Note 7 - Operating Lease Commitments (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R42.htm</HtmlFileName>
      <LongName>041 - Disclosure - Note 8 - Contingencies (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/NoteDetail0000</Role>
      <ShortName>Note 8 - Contingencies (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R43.htm</HtmlFileName>
      <LongName>042 - Disclosure - Note 9 - Stockholders' Equity (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/NoteDetail00000</Role>
      <ShortName>Note 9 - Stockholders' Equity (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R44.htm</HtmlFileName>
      <LongName>043 - Disclosure - Note 9 - Stockholders' Equity (Detail) - Common Stock Reserved for Future Issuance</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/CommonStockReservedforFutureIssuanceTable</Role>
      <ShortName>Note 9 - Stockholders' Equity (Detail) - Common Stock Reserved for Future Issuance</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R45.htm</HtmlFileName>
      <LongName>044 - Disclosure - Note 9 - Stockholders' Equity (Detail) - Activity under the equity incentive plans</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/ActivityundertheequityincentiveplansTable</Role>
      <ShortName>Note 9 - Stockholders' Equity (Detail) - Activity under the equity incentive plans</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R46.htm</HtmlFileName>
      <LongName>045 - Disclosure - Note 9 - Stockholders' Equity (Detail) - Options outstanding and exercisable, by exercise range</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/OptionsoutstandingandexercisablebyexerciserangeTable</Role>
      <ShortName>Note 9 - Stockholders' Equity (Detail) - Options outstanding and exercisable, by exercise range</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R47.htm</HtmlFileName>
      <LongName>046 - Disclosure - Note 9 - Stockholders' Equity (Detail) - Stock Option Activity</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/StockOptionActivityTable</Role>
      <ShortName>Note 9 - Stockholders' Equity (Detail) - Stock Option Activity</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R48.htm</HtmlFileName>
      <LongName>047 - Disclosure - Note 9 - Stockholders' Equity (Detail) - Activity For Awards For The Respective Years:</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/ActivityForAwardsForTheRespectiveYearsTable</Role>
      <ShortName>Note 9 - Stockholders' Equity (Detail) - Activity For Awards For The Respective Years:</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R49.htm</HtmlFileName>
      <LongName>048 - Disclosure - Note 9 - Stockholders' Equity (Detail) - ESPP valuation assumptions</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/ESPPvaluationassumptionsTable</Role>
      <ShortName>Note 9 - Stockholders' Equity (Detail) - ESPP valuation assumptions</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R50.htm</HtmlFileName>
      <LongName>049 - Disclosure - Note 9 - Stockholders' Equity (Detail) - Stock Options Valuation Assumptions</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/StockOptionsValuationAssumptionsTable</Role>
      <ShortName>Note 9 - Stockholders' Equity (Detail) - Stock Options Valuation Assumptions</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R51.htm</HtmlFileName>
      <LongName>050 - Disclosure - Note 9 - Stockholders' Equity (Detail) - Equity Compensation Plan</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/EquityCompensationPlanTable</Role>
      <ShortName>Note 9 - Stockholders' Equity (Detail) - Equity Compensation Plan</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R52.htm</HtmlFileName>
      <LongName>051 - Disclosure - Note 10 - Computation of Basic and Diluted Net Loss per Share (Detail) - Antidilutive Securities Excluded from The Computation of Earnings Per Share</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/AntidilutiveSecuritiesExcludedfromTheComputationofEarningsPerShareTable</Role>
      <ShortName>Note 10 - Computation of Basic and Diluted Net Loss per Share (Detail) - Antidilutive Securities Excluded from The Computation of Earnings Per Share</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R53.htm</HtmlFileName>
      <LongName>052 - Disclosure - Note 11 - Income Taxes (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/NoteDetail000000</Role>
      <ShortName>Note 11 - Income Taxes (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R54.htm</HtmlFileName>
      <LongName>053 - Disclosure - Note 11 - Income Taxes (Detail) - Loss Before Income Taxes</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/LossBeforeIncomeTaxesTable</Role>
      <ShortName>Note 11 - Income Taxes (Detail) - Loss Before Income Taxes</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R55.htm</HtmlFileName>
      <LongName>054 - Disclosure - Note 11 - Income Taxes (Detail) - Income Tax Expense Reconciliation</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/IncomeTaxExpenseReconciliationTable</Role>
      <ShortName>Note 11 - Income Taxes (Detail) - Income Tax Expense Reconciliation</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R56.htm</HtmlFileName>
      <LongName>056 - Disclosure - Note 11 - Income Taxes (Detail) - Deferred Income Taxes</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/DeferredIncomeTaxesTable</Role>
      <ShortName>Note 11 - Income Taxes (Detail) - Deferred Income Taxes</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R57.htm</HtmlFileName>
      <LongName>057 - Disclosure - Note 11 - Income Taxes (Detail) - Unrecognized Tax Benefits</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/UnrecognizedTaxBenefitsTable</Role>
      <ShortName>Note 11 - Income Taxes (Detail) - Unrecognized Tax Benefits</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R58.htm</HtmlFileName>
      <LongName>058 - Disclosure - Note 12 - 401(k) Benefit Plan (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/NoteDetail0000000</Role>
      <ShortName>Note 12 - 401(k) Benefit Plan (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R59.htm</HtmlFileName>
      <LongName>059 - Disclosure - Note 13 - Segment Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/NoteDetail00000000</Role>
      <ShortName>Note 13 - Segment Information (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R60.htm</HtmlFileName>
      <LongName>060 - Disclosure - Note 14 - Versata Note Payable (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/NoteDetail000000000</Role>
      <ShortName>Note 14 - Versata Note Payable (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R61.htm</HtmlFileName>
      <LongName>061 - Disclosure - Note 15 - Credit Facility (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/NoteDetail0000000000</Role>
      <ShortName>Note 15 - Credit Facility (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R62.htm</HtmlFileName>
      <LongName>062 - Disclosure - Note 16 - Subsequent Event (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.selectica.com/role/NoteDetail00000000000</Role>
      <ShortName>Note 16 - Subsequent Event (Detail)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <LongName>All Reports</LongName>
      <ReportType>Book</ReportType>
      <ShortName>All Reports</ShortName>
    </Report>
  </MyReports>
  <Logs>
    <Log type="Info">Element us-gaap_AllocatedShareBasedCompensationExpense had a mix of decimals attribute values: -3 0.</Log>
    <Log type="Info">Element us-gaap_CommonStockCapitalSharesReservedForFutureIssuance had a mix of decimals attribute values: -3 0.</Log>
    <Log type="Info">Element us-gaap_CommonStockSharesIssued had a mix of decimals attribute values: -3 0.</Log>
    <Log type="Info">Element us-gaap_EquityMethodInvestmentOwnershipPercentage had a mix of decimals attribute values: 2 4.</Log>
    <Log type="Info">Element us-gaap_OperatingExpenses had a mix of decimals attribute values: -3 0.</Log>
    <Log type="Info">Element us-gaap_PaymentsForRepurchaseOfCommonStock had a mix of decimals attribute values: -3 0.</Log>
    <Log type="Info">Element us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod had a mix of decimals attribute values: -3 0.</Log>
    <Log type="Info">Element us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue had a mix of decimals attribute values: -1 2.</Log>
    <Log type="Info">Element us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue had a mix of decimals attribute values: 0 2.</Log>
    <Log type="Info">Element us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber had a mix of decimals attribute values: -3 0.</Log>
    <Log type="Info">Element us-gaap_StockIssuedDuringPeriodSharesNewIssues had a mix of decimals attribute values: -3 0.</Log>
    <Log type="Info">Element us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount had a mix of decimals attribute values: -5 -3.</Log>
    <Log type="Info">'Monetary' elements on report '003 - Statement - Condensed Consolidated Statements of Operations' had a mix of different decimal attribute values.</Log>
    <Log type="Warning">Warning: The equity rendering routine was not applied to 004 - Statement - Consolidated Statements Of Stockholders’ Equity (in Thousands).
None of the elements feature the 'periodStartLabel' preferred label role.</Log>
    <Log type="Info">'Shares' elements on report '004 - Statement - Consolidated Statements Of Stockholders’ Equity (in Thousands)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '004 - Statement - Consolidated Statements Of Stockholders’ Equity (in Thousands)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '005 - Statement - Condensed Consolidated Statements of Cash Flows' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '030 - Disclosure - Note 2 - Summary of Significant Policies (Detail)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Shares' elements on report '042 - Disclosure - Note 9 - Stockholders' Equity (Detail)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Shares' elements on report '050 - Disclosure - Note 9 - Stockholders' Equity (Detail) - Equity Compensation Plan' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '052 - Disclosure - Note 11 - Income Taxes (Detail)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '061 - Disclosure - Note 15 - Credit Facility (Detail)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">Process Flow-Through: 001 - Statement - Consolidated Balance Sheets</Log>
    <Log type="Info">	Process Flow-Through: Removing column 'Mar. 31, 2011'</Log>
    <Log type="Info">Process Flow-Through: 002 - Statement - Consolidated Balance Sheets (Parentheticals)</Log>
    <Log type="Info">Process Flow-Through: 003 - Statement - Condensed Consolidated Statements of Operations</Log>
    <Log type="Info">Process Flow-Through: 004 - Statement - Consolidated Statements Of Stockholders’ Equity (in Thousands)</Log>
    <Log type="Info">Process Flow-Through: 005 - Statement - Condensed Consolidated Statements of Cash Flows</Log>
  </Logs>
  <InputFiles>
    <File>sltc-20130331.xml</File>
    <File>sltc-20130331.xsd</File>
    <File>sltc-20130331_cal.xml</File>
    <File>sltc-20130331_def.xml</File>
    <File>sltc-20130331_lab.xml</File>
    <File>sltc-20130331_pre.xml</File>
  </InputFiles>
  <SupplementalFiles />
  <BaseTaxonomies />
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>true</HasCalculationLinkbase>
</FilingSummary>
