2.4.0.82403402 - Disclosure - Acquisitions (Details)truefalseIn Thousands, unless otherwise specifiedfalse1false USDfalsefalse$I2013Q2http://www.sec.gov/CIK0001271024instant2013-06-30T00:00:000001-01-01T00:00:00usdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$2false USDfalsefalse$I2012Q4http://www.sec.gov/CIK0001271024instant2012-12-31T00:00:000001-01-01T00:00:00usdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$3false USDtruefalse$I2013Q2April17_us-gaap_BusinessAcquisitionAxis_lnkd_PulseMemberhttp://www.sec.gov/CIK0001271024instant2013-04-17T00:00:000001-01-01T00:00:00falsefalsePulseus-gaap_BusinessAcquisitionAxisxbrldihttp://xbrl.org/2006/xbrldilnkd_PulseMemberus-gaap_BusinessAcquisitionAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$1true 4us-gaap_BusinessAcquisitionPurchasePriceAllocationAbstractus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Purchase price allocation included in Company condensed consolidated balance sheets2false 5lnkd_BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedTangibleAssetslnkd_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3truefalsefalse221000221USD$falsetruefalsexbrli:monetaryItemTypemonetaryThe amount of tangible assets recognized as of the acquisition date.No definition available.false2Net tangible assets3false 5us-gaap_Goodwillus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse150831000150831falsefalsefalse2truefalsefalse115214000115214falsefalsefalse3truefalsefalse3561700035617[1]falsefalsefalsexbrli:monetaryItemTypemonetaryCarrying amount as of the balance sheet date, which is the cumulative amount paid and (if applicable) the fair value of any noncontrolling interest in the acquiree, adjusted for any amortization recognized prior to the adoption of any changes in generally accepted accounting principles (as applicable) and for any impairment charges, in excess of the fair value of net assets acquired in one or more business combination transactions.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141R -Paragraph 68 -Subparagraph l -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. 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This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. false2Goodwill4false 5lnkd_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedFiniteLivedIntangibleslnkd_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3truefalsefalse1400000014000[2]falsefalsefalsexbrli:monetaryItemTypemonetaryThe amount of identifiaible intangible assets recognized as of the acquisition date.No definition available.false2Intangible assets5false 5lnkd_BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedDeferredTaxLiabilitiesNoncurrentlnkd_falsecreditinstantfalsefalsefalsefalsefalsefalsefalsetruenegatedLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3truefalsefalse-2227000-2227falsefalsefalsexbrli:monetaryItemTypemonetaryAmount of deferred tax liability attributable to taxable temporary differences due after one year or the normal operating cycle, if longer, assumed at the acquisition date.No definition available.false2Deferred tax liability6false 5us-gaap_BusinessCombinationConsiderationTransferredus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalsetotalLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3truefalsefalse4761100047611[3]USD$falsetruefalsexbrli:monetaryItemTypemonetaryThis element represents the acquisition-date fair value of the total consideration transferred which consists of the sum of the acquisition-date fair values of the assets transferred by the acquirer, the liabilities incurred by the acquirer to former owners of the acquiree, and the equity interests issued by the acquirer.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 30 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=6911251&loc=d3e6613-128477 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 30 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=6911251&loc=d3e6578-128477 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=7488404&loc=d3e6927-128479 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141R -Paragraph 68 -Subparagraph f -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141R -Paragraph 39, 40 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. true2Total purchase price consideration1The goodwill represents the excess value over both tangible and intangible assets acquired. The goodwill in this transaction is primarily attributable to expected operational synergies, the assembled workforce, and the future development initiatives of the assembled workforce. None of the goodwill is expected to be deductible for tax purposes.2Identifiable definite-lived intangible assets were comprised of developed technology of $9.5 million, trade name of $2.7 million, registered user base of $1.2 million and backlog of $0.6 million. The overall weighted-average life of the identifiable definite-lived intangible assets acquired was 2.9 years, which will be amortized on a straight-line basis over their estimated useful lives.3Subject to adjustment based on (i) purchase price adjustment provisions and (ii) indemnification obligations of the acquired company stockholders.falseAcquisitions (Details) (USD $)ThousandsUnKnownUnKnownUnKnowntruefalsefalseSheethttp://www.linkedin.com/role/AcquisitionsDetails36