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v2.4.1.9

Commitments And Contingencies (Narrative) (Details) (USD $) | 0 Months Ended |  |
--- | --- | --- | ---
May 06, 2015 contract sqft property | Mar. 31, 2015 sqft property | Dec. 31, 2014
Other Commitments [Line Items] |  |  |
Number of properties |  | 137 us-gaap_NumberOfRealEstateProperties |
Area of real estate property |  | 10,400,000 us-gaap_AreaOfRealEstateProperty |
Net book value |  | $ 1,000,068,000 us-gaap_RealEstateInvestmentPropertyNet | $ 855,827,000 us-gaap_RealEstateInvestmentPropertyNet
Outstanding Contract With Third Party [Member] |  |  |
Other Commitments [Line Items] |  |  |
Outstanding contracts with a third-party sellers | 3 trno_NumberOfRealEstateContract / us-gaap_OtherCommitmentsAxis = trno_OutstandingContractWithThirdPartyMember |  |
Number of properties | 3 us-gaap_NumberOfRealEstateProperties / us-gaap_OtherCommitmentsAxis = trno_OutstandingContractWithThirdPartyMember |  |
Area of real estate property | 438,774 us-gaap_AreaOfRealEstateProperty / us-gaap_OtherCommitmentsAxis = trno_OutstandingContractWithThirdPartyMember |  |
Non-binding Letter Of Intent [Member] |  |  |
Other Commitments [Line Items] |  |  |
Number of properties | 1 us-gaap_NumberOfRealEstateProperties / us-gaap_OtherCommitmentsAxis = trno_NonBindingLetterOfIntentMember |  |
Area of real estate property | 58,564 us-gaap_AreaOfRealEstateProperty / us-gaap_OtherCommitmentsAxis = trno_NonBindingLetterOfIntentMember |  |
Number of non-binding letters of intent | 1 trno_NumberOfNonBindingLettersOfIntent / us-gaap_OtherCommitmentsAxis = trno_NonBindingLetterOfIntentMember |  |
Total aggregate initial investment | 6,800,000 us-gaap_BusinessCombinationConsiderationTransferred1 / us-gaap_OtherCommitmentsAxis = trno_NonBindingLetterOfIntentMember |  |
Washington DC, Baltimore And San Francisco Bay Area [Member] |  |  |
Other Commitments [Line Items] |  |  |
Sales price of property held for sale |  | 24,600,000 trno_SellingPriceOfPropertyHeldForSale / us-gaap_StatementGeographicalAxis = trno_WashingtonDcBaltimoreAndSanFranciscoBayAreaMember |
Net book value | 13,000,000 us-gaap_RealEstateInvestmentPropertyNet / us-gaap_StatementGeographicalAxis = trno_WashingtonDcBaltimoreAndSanFranciscoBayAreaMember | 13,000,000 us-gaap_RealEstateInvestmentPropertyNet / us-gaap_StatementGeographicalAxis = trno_WashingtonDcBaltimoreAndSanFranciscoBayAreaMember |
Washington DC, Baltimore And San Francisco Bay Area [Member] | Outstanding Contract With Third Party [Member] |  |  |
Other Commitments [Line Items] |  |  |
Outstanding contracts with a third-party sellers | 2 trno_NumberOfRealEstateContract / us-gaap_OtherCommitmentsAxis = trno_OutstandingContractWithThirdPartyMember / us-gaap_StatementGeographicalAxis = trno_WashingtonDcBaltimoreAndSanFranciscoBayAreaMember |  |
Number of properties | 2 us-gaap_NumberOfRealEstateProperties / us-gaap_OtherCommitmentsAxis = trno_OutstandingContractWithThirdPartyMember / us-gaap_StatementGeographicalAxis = trno_WashingtonDcBaltimoreAndSanFranciscoBayAreaMember |  |
Area of real estate property | 225,427 us-gaap_AreaOfRealEstateProperty / us-gaap_OtherCommitmentsAxis = trno_OutstandingContractWithThirdPartyMember / us-gaap_StatementGeographicalAxis = trno_WashingtonDcBaltimoreAndSanFranciscoBayAreaMember |  |
Sales price of property held for sale | $ 24,600,000 trno_SellingPriceOfPropertyHeldForSale / us-gaap_OtherCommitmentsAxis = trno_OutstandingContractWithThirdPartyMember / us-gaap_StatementGeographicalAxis = trno_WashingtonDcBaltimoreAndSanFranciscoBayAreaMember |  |

X
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- Definition Selling price of property held for sale. + References No definition available. + Details
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- Definition 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. + References Reference 1: 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 2: 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 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=35744584&loc=d3e6927-128479 + Details
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- Definition Amount of real estate investment property, net of accumulated depreciation, which may include the following: (1) land available-for-sale; (2) land available-for-development; (3) investments in building and building improvements; (4) tenant allowances; (5) developments in-process; (6) rental properties; and (7) other real estate investments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -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 + Details
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