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Related Party Transactions - Related Party Revenue (Details) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2015 USD ($) ft² property | Jun. 30, 2014 USD ($) | Jun. 30, 2015 USD ($) ft² property | Jun. 30, 2014 USD ($)
Related Party Transaction [Line Items] |  |  |  |
Area of real estate property | ft² | 10,000,000 |  | 10,000,000 |
Sponsors [Member] | Supervisory Fee Revenue [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Revenue from related parties | $ 500 | $ 600 | $ 900 | $ 1,100
Sponsors [Member] | Property Management Fee Revenue [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Revenue from related parties | 100 | 100 | 200 | 200
Sponsors [Member] | Leased space rental [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Revenue from related parties | $ 50 | $ 100 | $ 50 | $ 100
Area of real estate property | ft² | 3,074 |  | 3,074 |
Number of properties | property | 1 |  | 1 |
Undivided Interest [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Area of real estate property | ft² | 647 |  | 647 |

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- Definition Area of a real estate property. + References No definition available. + Details
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- Definition The number of real estate properties owned as of the balance sheet date. + References No definition available. + Details
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- Definition 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. + References No definition available. + Details
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- Definition Amount of revenue, fees and commissions earned from transactions between (a) a parent company and its subsidiaries; (b) subsidiaries of a common parent; (c) an entity and trusts for the benefit of employees, for example, but not limited to, pension and profit-sharing trusts that are managed by or under the trusteeship of the entity's management; (d) an entity and its principal, owners, management, or members of their immediate families; and (e) affiliates. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1(e)) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Related Parties -URI http://asc.fasb.org/extlink&oid=16382449 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 946 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.6-07.1(c)) -URI http://asc.fasb.org/extlink&oid=6488393&loc=d3e606610-122999 + Details
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- Details
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- Details
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- Details
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- Details
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- Details
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