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v2.4.1.9

Investment in and Advances to Non-Consolidated Entities (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 1 Months Ended
--- | --- | ---
Mar. 31, 2015 | Mar. 31, 2014 | Nov. 30, 2014 | Aug. 31, 2013
Investments in and Advances to Affiliates [Line Items] |  |  |  |
Advances to affiliate | $ 61,735 us-gaap_AdvancesToAffiliate |  |  |
Investment in joint venture | 3,032 us-gaap_PaymentsToAcquireEquityMethodInvestments | 0 us-gaap_PaymentsToAcquireEquityMethodInvestments |  |
Houston, TX [Member] |  |  |  |
Investments in and Advances to Affiliates [Line Items] |  |  |  |
Anticipated construction cost |  |  | 86,491 lxp_RealEstateInvestmentsJointVenturesAnticipatedConstructionCost / invest_InvestmentGeographicRegionAxis = lxp_HoustonTexasMember |
Maximum construction financing | 56,686 lxp_RealEstateInvestmentsJointVenturesMaximumConstructionFinancing / invest_InvestmentGeographicRegionAxis = lxp_HoustonTexasMember |  |  |
Joint Venture [Member] | Houston, TX [Member] |  |  |  |
Investments in and Advances to Affiliates [Line Items] |  |  |  |
Ownership percentage of equity method investment | 25.00%us-gaap_EquityMethodInvestmentOwnershipPercentage / invest_InvestmentGeographicRegionAxis = lxp_HoustonTexasMember / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lxp_JointVentureMember |  |  |
Lease term (years) |  |  | 20 years |
Joint Venture [Member] | Baltimore, Maryland [Member] |  |  |  |
Investments in and Advances to Affiliates [Line Items] |  |  |  |
Lease term (years) |  |  |  | 99 years
Investment in joint venture |  |  |  | 5,000 us-gaap_PaymentsToAcquireEquityMethodInvestments / invest_InvestmentGeographicRegionAxis = lxp_BaltimoreMarylandMember / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lxp_JointVentureMember
Lexington Realty Trust [Member] |  |  |  |
Investments in and Advances to Affiliates [Line Items] |  |  |  |
Advances to affiliate | $ 14,152 us-gaap_AdvancesToAffiliate / dei_LegalEntityAxis = lxp_LexingtonRealtyTrustMember |  |  |
Minimum [Member] |  |  |  |
Investments in and Advances to Affiliates [Line Items] |  |  |  |
Ownership percentage of equity method investment | 15.00%us-gaap_EquityMethodInvestmentOwnershipPercentage / us-gaap_RangeAxis = us-gaap_MinimumMember |  |  |
Maximum [Member] |  |  |  |
Investments in and Advances to Affiliates [Line Items] |  |  |  |
Ownership percentage of equity method investment | 40.00%us-gaap_EquityMethodInvestmentOwnershipPercentage / us-gaap_RangeAxis = us-gaap_MaximumMember |  |  |
Mortgages [Member] |  |  |  |
Investments in and Advances to Affiliates [Line Items] |  |  |  |
Stated interest rate | 3.70%us-gaap_DebtInstrumentInterestRateStatedPercentageRateRangeMinimum / us-gaap_LongtermDebtTypeAxis = us-gaap_MortgagesMember |  |  |
Debt Instrument, Interest Rate, Stated Percentage Rate Range, Maximum | 5.20%us-gaap_DebtInstrumentInterestRateStatedPercentageRateRangeMaximum / us-gaap_LongtermDebtTypeAxis = us-gaap_MortgagesMember |  |  |

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- Definition Long-Term advances receivable from a party that is affiliated with the reporting entity by means of direct or indirect ownership. This does not include advances to clients. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 946 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.6-04.2) -URI http://asc.fasb.org/extlink&oid=6488278&loc=d3e603758-122996 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 4 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=28358313&loc=d3e6812-107765 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 2 -Article 6 + Details
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- Definition The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=6382943&loc=d3e33918-111571 + Details
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- Definition The cash outflow associated with the purchase of or advances to an equity method investments, which are investments in joint ventures and entities in which the entity has an equity ownership interest normally of 20 to 50 percent and exercises significant influence. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585 + Details
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