XML 60 R47.htm IDEA: XBRL DOCUMENT
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Subsequent Events - Additional Information (Detail) $ in Thousands | 1 Months Ended | 9 Months Ended
--- | --- | ---
Oct. 27, 2016 USD ($) Property | Sep. 30, 2016 USD ($) Property | Sep. 30, 2015 USD ($)
Subsequent Event [Line Items] |  |  |
Number of industrial properties acquired | Property |  | 4 |
Purchase price of industrial properties acquired | $ |  | $ 95,157 | $ 73,179
Subsequent Events |  |  |
Subsequent Event [Line Items] |  |  |
Number of industrial properties acquired | Property | 1 |  |
Purchase price of industrial properties acquired | $ | $ 8,405 |  |

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- Definition The number of businesses acquired by the entity during the period. + References No definition available. + Details
Name: | us-gaap_NumberOfBusinessesAcquired
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

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- Definition The cash outflow from the acquisition of a piece of land, anything permanently fixed to it, including buildings, structures on it and so forth; includes real estate intended to generate income for the owner; excludes real estate acquired for use by the owner. + 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 (c) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3213-108585 + Details
Name: | us-gaap_PaymentsToAcquireRealEstate
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event. + References No definition available. + Details
Name: | us-gaap_SubsequentEventLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |