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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 30
-Paragraph 8
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Name:	us-gaap_BusinessCombinationConsiderationTransferred1
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This element represents the amount of value allocated by a lessor (acquirer) to lease agreements which exist at acquisition of a leased property. Such amount may include the value assigned to existing tenant relationships and excludes the market adjustment component of the value assigned for above or below-market leases acquired.

No definition available.

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Balance Type:	debit
Period Type:	instant

Aggregate of the carrying amounts as of the balance sheet date of investments in building and building improvements.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03.1(d))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

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Amount before accumulated depletion of real estate held for productive use, excluding land held for sale.

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Data Type:	xbrli:monetaryItemType
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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

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Balance Type:	na
Period Type:	duration

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Name:	srt_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=lxp_OliveBranchMississippiIndustrialPropertyExpiring2029Member
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Name:	srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=srt_IndustrialPropertyMember
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Name:	invest_InvestmentGeographicRegionAxis=lxp_EdwardsvilleIllinoisMember
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Name:	invest_InvestmentGeographicRegionAxis=lxp_SpartanburgSouthCarolinaMember
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