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Related Party Transactions - Related Party Revenue (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2016 USD ($) ft² property	Mar. 31, 2015 USD ($)
Related Party Transaction [Line Items]
Area of real estate property (in sqft) | ft²	10,100,000
Affliliated entity | Supervisory Fee Revenue
Related Party Transaction [Line Items]
Revenue from related parties	$ 400	$ 400
Affliliated entity | Property Management Fee Revenue
Related Party Transaction [Line Items]
Revenue from related parties	100	$ 100
Affliliated entity | Leased space rental
Related Party Transaction [Line Items]
Revenue from related parties	$ 50
Area of real estate property (in sqft) | ft²	3,074
Number of properties (in properties) | property	1
Affliliated entity | Annualized rent revenue
Related Party Transaction [Line Items]
Revenue from related parties	$ 5,800
Undivided Interest
Related Party Transaction [Line Items]
Area of real estate property (in sqft) | ft²	647

X

- Definition

Area of a real estate property.

+ References

No definition available.

+ Details

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Balance Type:	na
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X

- 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=63488584&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

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- Details

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- Details

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X

- Details

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X

- Details

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- Details

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