<?xml version='1.0' encoding='UTF-8'?>
<FilingSummary>
  <Version>3.5.0.2</Version>
  <ProcessingTime/>
  <ReportFormat>html</ReportFormat>
  <ContextCount>322</ContextCount>
  <ElementCount>341</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>true</FootnotesReported>
  <SegmentCount>82</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>7</UnitCount>
  <MyReports>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>0001000 - Document - Document and Entity Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/DocumentAndEntityInformation</Role>
      <ShortName>Document and Entity Information</ShortName>
      <MenuCategory>Cover</MenuCategory>
      <Position>1</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R2.htm</HtmlFileName>
      <LongName>1001000 - Statement - Condensed Consolidated Balance Sheets</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/CondensedConsolidatedBalanceSheets</Role>
      <ShortName>Condensed Consolidated Balance Sheets</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>2</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R3.htm</HtmlFileName>
      <LongName>1001501 - Statement - Condensed Consolidated Balance Sheets (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/CondensedConsolidatedBalanceSheetsParenthetical</Role>
      <ShortName>Condensed Consolidated Balance Sheets (Parenthetical)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>3</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R4.htm</HtmlFileName>
      <LongName>1002000 - Statement - Condensed Consolidated Statements of Operations</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/CondensedConsolidatedStatementsOfOperations</Role>
      <ShortName>Condensed Consolidated Statements of Operations</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>4</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R5.htm</HtmlFileName>
      <LongName>1003000 - Statement - Condensed Consolidated Statements of Comprehensive Loss</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/CondensedConsolidatedStatementsOfComprehensiveLoss</Role>
      <ShortName>Condensed Consolidated Statements of Comprehensive Loss</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>5</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R6.htm</HtmlFileName>
      <LongName>1004000 - Statement - Condensed Consolidated Statements of Cash Flows</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/CondensedConsolidatedStatementsOfCashFlows</Role>
      <ShortName>Condensed Consolidated Statements of Cash Flows</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>6</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R7.htm</HtmlFileName>
      <LongName>2101100 - Disclosure - Description of Business and Basis of Presentation</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/DescriptionOfBusinessAndBasisOfPresentation</Role>
      <ShortName>Description of Business and Basis of Presentation</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>7</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R8.htm</HtmlFileName>
      <LongName>2102100 - Disclosure - Fair Value Measurements</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/FairValueMeasurements</Role>
      <ShortName>Fair Value Measurements</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>8</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R9.htm</HtmlFileName>
      <LongName>2103100 - Disclosure - Acquisitions</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/Acquisitions</Role>
      <ShortName>Acquisitions</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>9</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R10.htm</HtmlFileName>
      <LongName>2104100 - Disclosure - Cash and Investments</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/CashAndInvestments</Role>
      <ShortName>Cash and Investments</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>10</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R11.htm</HtmlFileName>
      <LongName>2105100 - Disclosure - Derivative Instruments</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/DerivativeInstruments</Role>
      <ShortName>Derivative Instruments</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>11</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R12.htm</HtmlFileName>
      <LongName>2106100 - Disclosure - Property and Equipment</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/PropertyAndEquipment</Role>
      <ShortName>Property and Equipment</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>12</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R13.htm</HtmlFileName>
      <LongName>2107100 - Disclosure - Goodwill and Other Intangible Assets</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/GoodwillAndOtherIntangibleAssets</Role>
      <ShortName>Goodwill and Other Intangible Assets</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>13</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R14.htm</HtmlFileName>
      <LongName>2108100 - Disclosure - Accrued Liabilities</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/AccruedLiabilities</Role>
      <ShortName>Accrued Liabilities</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>14</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R15.htm</HtmlFileName>
      <LongName>2109100 - Disclosure - Convertible Senior Notes</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.linkedin.com/role/ConvertibleSeniorNotes</Role>
      <ShortName>Convertible Senior Notes</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>15</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R16.htm</HtmlFileName>
      <LongName>2110100 - Disclosure - Other Expense, Net</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/OtherExpenseNet</Role>
      <ShortName>Other Expense, Net</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>16</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R17.htm</HtmlFileName>
      <LongName>2111100 - Disclosure - Loss Per Share</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/LossPerShare</Role>
      <ShortName>Loss Per Share</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>17</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R18.htm</HtmlFileName>
      <LongName>2112100 - Disclosure - Commitments and Contingencies</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/CommitmentsAndContingencies</Role>
      <ShortName>Commitments and Contingencies</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>18</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R19.htm</HtmlFileName>
      <LongName>2113100 - Disclosure - Stockholders' Equity</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/StockholdersEquity</Role>
      <ShortName>Stockholders' Equity</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>19</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R20.htm</HtmlFileName>
      <LongName>2114100 - Disclosure - Accumulated Other Comprehensive Income (Loss)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/AccumulatedOtherComprehensiveIncomeLoss</Role>
      <ShortName>Accumulated Other Comprehensive Income (Loss)</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>20</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R21.htm</HtmlFileName>
      <LongName>2115100 - Disclosure - Income Taxes</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/IncomeTaxes</Role>
      <ShortName>Income Taxes</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>21</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R22.htm</HtmlFileName>
      <LongName>2116100 - Disclosure - Information About Revenue and Geographic Areas</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/InformationAboutRevenueAndGeographicAreas</Role>
      <ShortName>Information About Revenue and Geographic Areas</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>22</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R23.htm</HtmlFileName>
      <LongName>2117100 - Disclosure - Subsequent Events</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/SubsequentEvents</Role>
      <ShortName>Subsequent Events</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>23</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R24.htm</HtmlFileName>
      <LongName>2201201 - Disclosure - Description of Business and Basis of Presentation (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/DescriptionOfBusinessAndBasisOfPresentationPolicies</Role>
      <ShortName>Description of Business and Basis of Presentation (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <Position>24</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R25.htm</HtmlFileName>
      <LongName>2302301 - Disclosure - Fair Value Measurements (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/FairValueMeasurementsTables</Role>
      <ShortName>Fair Value Measurements (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.linkedin.com/role/FairValueMeasurements</ParentRole>
      <Position>25</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R26.htm</HtmlFileName>
      <LongName>2303301 - Disclosure - Acquisitions (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/AcquisitionsTables</Role>
      <ShortName>Acquisitions (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.linkedin.com/role/Acquisitions</ParentRole>
      <Position>26</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R27.htm</HtmlFileName>
      <LongName>2304301 - Disclosure - Cash and Investments (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/CashAndInvestmentsTables</Role>
      <ShortName>Cash and Investments (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.linkedin.com/role/CashAndInvestments</ParentRole>
      <Position>27</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R28.htm</HtmlFileName>
      <LongName>2305301 - Disclosure - Derivative Instruments (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/DerivativeInstrumentsTables</Role>
      <ShortName>Derivative Instruments (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.linkedin.com/role/DerivativeInstruments</ParentRole>
      <Position>28</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R29.htm</HtmlFileName>
      <LongName>2306301 - Disclosure - Property and Equipment (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/PropertyAndEquipmentTables</Role>
      <ShortName>Property and Equipment (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.linkedin.com/role/PropertyAndEquipment</ParentRole>
      <Position>29</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R30.htm</HtmlFileName>
      <LongName>2307301 - Disclosure - Goodwill and Other Intangible Assets (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/GoodwillAndOtherIntangibleAssetsTables</Role>
      <ShortName>Goodwill and Other Intangible Assets (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.linkedin.com/role/GoodwillAndOtherIntangibleAssets</ParentRole>
      <Position>30</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R31.htm</HtmlFileName>
      <LongName>2308301 - Disclosure - Accrued Liabilities (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/AccruedLiabilitiesTables</Role>
      <ShortName>Accrued Liabilities (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.linkedin.com/role/AccruedLiabilities</ParentRole>
      <Position>31</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R32.htm</HtmlFileName>
      <LongName>2309301 - Disclosure - Convertible Senior Notes (Tables)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.linkedin.com/role/ConvertibleSeniorNotesTables</Role>
      <ShortName>Convertible Senior Notes (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.linkedin.com/role/ConvertibleSeniorNotes</ParentRole>
      <Position>32</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R33.htm</HtmlFileName>
      <LongName>2310301 - Disclosure - Other Expense, Net (Table)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/OtherExpenseNetTable</Role>
      <ShortName>Other Expense, Net (Table)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.linkedin.com/role/OtherExpenseNet</ParentRole>
      <Position>33</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R34.htm</HtmlFileName>
      <LongName>2311301 - Disclosure - Loss Per Share (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/LossPerShareTables</Role>
      <ShortName>Loss Per Share (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.linkedin.com/role/LossPerShare</ParentRole>
      <Position>34</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R35.htm</HtmlFileName>
      <LongName>2312301 - Disclosure - Commitments and Contingencies (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/CommitmentsAndContingenciesTables</Role>
      <ShortName>Commitments and Contingencies (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.linkedin.com/role/CommitmentsAndContingencies</ParentRole>
      <Position>35</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R36.htm</HtmlFileName>
      <LongName>2313301 - Disclosure - Stockholders' Equity (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/StockholdersEquityTables</Role>
      <ShortName>Stockholders' Equity (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.linkedin.com/role/StockholdersEquity</ParentRole>
      <Position>36</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R37.htm</HtmlFileName>
      <LongName>2314301 - Disclosure - Accumulated Other Comprehensive Income (Loss) (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/AccumulatedOtherComprehensiveIncomeLossTables</Role>
      <ShortName>Accumulated Other Comprehensive Income (Loss) (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.linkedin.com/role/AccumulatedOtherComprehensiveIncomeLoss</ParentRole>
      <Position>37</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R38.htm</HtmlFileName>
      <LongName>2316301 - Disclosure - Information About Revenue and Geographic Areas (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/InformationAboutRevenueAndGeographicAreasTables</Role>
      <ShortName>Information About Revenue and Geographic Areas (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.linkedin.com/role/InformationAboutRevenueAndGeographicAreas</ParentRole>
      <Position>38</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R39.htm</HtmlFileName>
      <LongName>2401402 - Disclosure - Description of Business and Basis of Presentation (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/DescriptionOfBusinessAndBasisOfPresentationDetails</Role>
      <ShortName>Description of Business and Basis of Presentation (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.linkedin.com/role/DescriptionOfBusinessAndBasisOfPresentationPolicies</ParentRole>
      <Position>39</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R40.htm</HtmlFileName>
      <LongName>2402402 - Disclosure - Fair Value Measurements (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/FairValueMeasurementsDetails</Role>
      <ShortName>Fair Value Measurements (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.linkedin.com/role/FairValueMeasurementsTables</ParentRole>
      <Position>40</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R41.htm</HtmlFileName>
      <LongName>2402403 - Disclosure - Fair Value Measurements - Level 3 Rollforward (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/FairValueMeasurementsLevel3RollforwardDetails</Role>
      <ShortName>Fair Value Measurements - Level 3 Rollforward (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>41</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R42.htm</HtmlFileName>
      <LongName>2403402 - Disclosure - Acquisitions - Additional Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/AcquisitionsAdditionalInformationDetails</Role>
      <ShortName>Acquisitions - Additional Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>42</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R43.htm</HtmlFileName>
      <LongName>2403403 - Disclosure - Acquisitions - Purchase Price Allocation (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/AcquisitionsPurchasePriceAllocationDetails</Role>
      <ShortName>Acquisitions - Purchase Price Allocation (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>43</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R44.htm</HtmlFileName>
      <LongName>2404402 - Disclosure - Cash and Investments - Cash, Cash Equivalents and Available-for-Sale Investments (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/CashAndInvestmentsCashCashEquivalentsAndAvailableForSaleInvestmentsDetails</Role>
      <ShortName>Cash and Investments - Cash, Cash Equivalents and Available-for-Sale Investments (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>44</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R45.htm</HtmlFileName>
      <LongName>2404403 - Disclosure - Cash and Investments - Unrealized Loss Positions (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/CashAndInvestmentsUnrealizedLossPositionsDetails</Role>
      <ShortName>Cash and Investments - Unrealized Loss Positions (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>45</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R46.htm</HtmlFileName>
      <LongName>2404404 - Disclosure - Cash and Investments - Contract Maturity Date (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/CashAndInvestmentsContractMaturityDateDetails</Role>
      <ShortName>Cash and Investments - Contract Maturity Date (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>46</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R47.htm</HtmlFileName>
      <LongName>2405402 - Disclosure - Derivative Instruments - Fair Value of Foreign Currency Derivatives (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/DerivativeInstrumentsFairValueOfForeignCurrencyDerivativesDetails</Role>
      <ShortName>Derivative Instruments - Fair Value of Foreign Currency Derivatives (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>47</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R48.htm</HtmlFileName>
      <LongName>2405403 - Disclosure - Derivative Instruments - Reclassification of AOCI (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/DerivativeInstrumentsReclassificationOfAociDetails</Role>
      <ShortName>Derivative Instruments - Reclassification of AOCI (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>48</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R49.htm</HtmlFileName>
      <LongName>2405404 - Disclosure - Derivative Instruments - Derivative Instruments in Statement of Operations (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/DerivativeInstrumentsDerivativeInstrumentsInStatementOfOperationsDetails</Role>
      <ShortName>Derivative Instruments - Derivative Instruments in Statement of Operations (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>49</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R50.htm</HtmlFileName>
      <LongName>2405405 - Disclosure - Derivative Instruments Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/DerivativeInstrumentsNarrativeDetails</Role>
      <ShortName>Derivative Instruments Narrative (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>50</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R51.htm</HtmlFileName>
      <LongName>2406402 - Disclosure - Property and Equipment (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/PropertyAndEquipmentDetails</Role>
      <ShortName>Property and Equipment (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.linkedin.com/role/PropertyAndEquipmentTables</ParentRole>
      <Position>51</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R52.htm</HtmlFileName>
      <LongName>2406403 - Disclosure - Property and Equipment - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/PropertyAndEquipmentNarrativeDetails</Role>
      <ShortName>Property and Equipment - Narrative (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>52</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R53.htm</HtmlFileName>
      <LongName>2407402 - Disclosure - Goodwill and Other Intangible Assets (Details 1)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/GoodwillAndOtherIntangibleAssetsDetails1</Role>
      <ShortName>Goodwill and Other Intangible Assets (Details 1)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.linkedin.com/role/GoodwillAndOtherIntangibleAssetsTables</ParentRole>
      <Position>53</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R54.htm</HtmlFileName>
      <LongName>2407403 - Disclosure - Goodwill and Other Intangible Assets (Details 2)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/GoodwillAndOtherIntangibleAssetsDetails2</Role>
      <ShortName>Goodwill and Other Intangible Assets (Details 2)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.linkedin.com/role/GoodwillAndOtherIntangibleAssetsTables</ParentRole>
      <Position>54</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R55.htm</HtmlFileName>
      <LongName>2407404 - Disclosure - Goodwill and Other Intangible Assets (Details 3)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/GoodwillAndOtherIntangibleAssetsDetails3</Role>
      <ShortName>Goodwill and Other Intangible Assets (Details 3)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.linkedin.com/role/GoodwillAndOtherIntangibleAssetsTables</ParentRole>
      <Position>55</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R56.htm</HtmlFileName>
      <LongName>2407405 - Disclosure - Goodwill and Other Intangible Assets (Details Textual)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/GoodwillAndOtherIntangibleAssetsDetailsTextual</Role>
      <ShortName>Goodwill and Other Intangible Assets (Details Textual)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.linkedin.com/role/GoodwillAndOtherIntangibleAssetsTables</ParentRole>
      <Position>56</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R57.htm</HtmlFileName>
      <LongName>2408402 - Disclosure - Accrued Liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/AccruedLiabilitiesDetails</Role>
      <ShortName>Accrued Liabilities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.linkedin.com/role/AccruedLiabilitiesTables</ParentRole>
      <Position>57</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R58.htm</HtmlFileName>
      <LongName>2409402 - Disclosure - Convertible Senior Notes  - Narrative (Details)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.linkedin.com/role/ConvertibleSeniorNotesNarrativeDetails</Role>
      <ShortName>Convertible Senior Notes  - Narrative (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>58</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R59.htm</HtmlFileName>
      <LongName>2409403 - Disclosure - Convertible Senior Notes  - Note Breakdown (Details)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.linkedin.com/role/ConvertibleSeniorNotesNoteBreakdownDetails</Role>
      <ShortName>Convertible Senior Notes  - Note Breakdown (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>59</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R60.htm</HtmlFileName>
      <LongName>2409404 - Disclosure - Convertible Senior Notes  - Recognized Interest Expense (Details)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.linkedin.com/role/ConvertibleSeniorNotesRecognizedInterestExpenseDetails</Role>
      <ShortName>Convertible Senior Notes  - Recognized Interest Expense (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>60</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R61.htm</HtmlFileName>
      <LongName>2410402 - Disclosure - Other Expense, Net (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/OtherExpenseNetDetails</Role>
      <ShortName>Other Expense, Net (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.linkedin.com/role/OtherExpenseNetTable</ParentRole>
      <Position>61</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R62.htm</HtmlFileName>
      <LongName>2411402 - Disclosure - Loss Per Share (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/LossPerShareDetails</Role>
      <ShortName>Loss Per Share (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.linkedin.com/role/LossPerShareTables</ParentRole>
      <Position>62</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R63.htm</HtmlFileName>
      <LongName>2411403 - Disclosure - Loss Per Share 1 (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/LossPerShare1Details</Role>
      <ShortName>Loss Per Share 1 (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.linkedin.com/role/LossPerShareTables</ParentRole>
      <Position>63</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R64.htm</HtmlFileName>
      <LongName>2411404 - Disclosure - Loss Per Share - Additional Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/LossPerShareAdditionalInformationDetails</Role>
      <ShortName>Loss Per Share - Additional Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>64</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R65.htm</HtmlFileName>
      <LongName>2412402 - Disclosure - Commitments and Contingencies (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/CommitmentsAndContingenciesDetails</Role>
      <ShortName>Commitments and Contingencies (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.linkedin.com/role/CommitmentsAndContingenciesTables</ParentRole>
      <Position>65</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R66.htm</HtmlFileName>
      <LongName>2413402 - Disclosure - Stockholders' Equity (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/StockholdersEquityDetails</Role>
      <ShortName>Stockholders' Equity (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.linkedin.com/role/StockholdersEquityTables</ParentRole>
      <Position>66</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R67.htm</HtmlFileName>
      <LongName>2413403 - Disclosure - Stockholders' Equity (Details1)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/StockholdersEquityDetails1</Role>
      <ShortName>Stockholders' Equity (Details1)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.linkedin.com/role/StockholdersEquityTables</ParentRole>
      <Position>67</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R68.htm</HtmlFileName>
      <LongName>2413404 - Disclosure - Stockholders' Equity (Details2)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/StockholdersEquityDetails2</Role>
      <ShortName>Stockholders' Equity (Details2)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.linkedin.com/role/StockholdersEquityTables</ParentRole>
      <Position>68</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R69.htm</HtmlFileName>
      <LongName>2413405 - Disclosure - Stockholders' Equity (Details Textual)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/StockholdersEquityDetailsTextual</Role>
      <ShortName>Stockholders' Equity (Details Textual)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.linkedin.com/role/StockholdersEquityTables</ParentRole>
      <Position>69</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R70.htm</HtmlFileName>
      <LongName>2414402 - Disclosure - Accumulated Other Comprehensive Income (Loss) - Components of AOCI (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/AccumulatedOtherComprehensiveIncomeLossComponentsOfAociDetails</Role>
      <ShortName>Accumulated Other Comprehensive Income (Loss) - Components of AOCI (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.linkedin.com/role/AccumulatedOtherComprehensiveIncomeLossTables</ParentRole>
      <Position>70</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R71.htm</HtmlFileName>
      <LongName>2414403 - Disclosure - Accumulated Other Comprehensive Income (Loss) - Reclassification out of AOCI (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/AccumulatedOtherComprehensiveIncomeLossReclassificationOutOfAociDetails</Role>
      <ShortName>Accumulated Other Comprehensive Income (Loss) - Reclassification out of AOCI (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.linkedin.com/role/AccumulatedOtherComprehensiveIncomeLossTables</ParentRole>
      <Position>71</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R72.htm</HtmlFileName>
      <LongName>2415401 - Disclosure - Income Taxes (Details Textual)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/IncomeTaxesDetailsTextual</Role>
      <ShortName>Income Taxes (Details Textual)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.linkedin.com/role/IncomeTaxes</ParentRole>
      <Position>72</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R73.htm</HtmlFileName>
      <LongName>2416402 - Disclosure - Information About Revenue and Geographic Areas (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/InformationAboutRevenueAndGeographicAreasDetails</Role>
      <ShortName>Information About Revenue and Geographic Areas (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.linkedin.com/role/InformationAboutRevenueAndGeographicAreasTables</ParentRole>
      <Position>73</Position>
    </Report>
    <Report instance="lnkd-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R74.htm</HtmlFileName>
      <LongName>2417401 - Disclosure - Subsequent Events (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.linkedin.com/role/SubsequentEventsDetails</Role>
      <ShortName>Subsequent Events (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.linkedin.com/role/SubsequentEvents</ParentRole>
      <Position>74</Position>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <LongName>All Reports</LongName>
      <ReportType>Book</ReportType>
      <ShortName>All Reports</ShortName>
    </Report>
  </MyReports>
  <InputFiles>
    <File>lnkd-20160630.xml</File>
    <File>lnkd-20160630.xsd</File>
    <File>lnkd-20160630_cal.xml</File>
    <File>lnkd-20160630_def.xml</File>
    <File>lnkd-20160630_lab.xml</File>
    <File>lnkd-20160630_pre.xml</File>
  </InputFiles>
  <SupplementalFiles/>
  <BaseTaxonomies/>
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>true</HasCalculationLinkbase>
</FilingSummary>
