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Investment in Real Estate - Additional Information (Detail) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 30, 2014 | Jun. 30, 2013 | Jun. 30, 2014 Property sqft | Jun. 30, 2013 Property | Dec. 31, 2013 Property
Real Estate Investment Property, Net [Abstract] |  |  |  |  |
Number of industrial properties acquired |  |  | 3 |  |
Gross leasable area (GLA) of industrial properties acquired |  |  | 500,000 |  |
Purchase price of acquisitions |  |  | $ 31,101 |  |
Number of industrial properties sold |  |  | 5 |  |
Gross leasable area (GLA) of industrial properties sold |  |  | 100,000 |  |
Proceeds from sale of industrial properties |  |  | 4,806 |  |
Gain on sale of real estate |  |  | 1,055 | 10,669 |
Number of sold properties included in discontinued operations |  |  | 5 | 12 | 67
Number of industrial properties held for sale |  |  | 2 |  |
Gross leasable area (GLA) of industrial properties held for sale |  |  | 100,000 |  |
Notes receivable outstanding | 25,656 |  | 25,656 |  | 52,605
Net discount of notes receivable outstanding | 0 |  | 0 |  | 191
Fair value of notes receivable | 26,190 |  | 26,190 |  | 53,482
Impairment of industrial properties | $ 0 | $ 1,605 | $ 0 | $ 1,605 |

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- Definition Amount of impairment attributable to the disposal group, including a component of the entity (discontinued operation), during the reporting period. + References No definition available. + Details
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- Definition Number of industrial properties acquired. + References No definition available. + Details
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- Definition Number of Industrial Properties Held for Sale. + References No definition available. + Details
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- Definition Number of industrial properties sold. + References No definition available. + Details
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- Definition The number of sold properties and the related gain or loss on sale of real estate included in discontinued operations. + References No definition available. + Details
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- Definition Square Footage of Industrial Properties Held for Sale. + References No definition available. + Details
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- Definition Square footage of industrial properties sold. + References No definition available. + Details
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- Definition Square Footage of Real Estate Properties Acquired. + References No definition available. + Details
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- Definition The difference between the carrying value and the sale price of real estate or properties that were intended to be sold or held for capital appreciation or rental income. This element refers to the gain (loss) included in earnings and not to the cash proceeds of the sale. This element is a noncash adjustment to net income when calculating net cash generated by operating activities using the indirect method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 + Details
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- Definition Net amount of the investment in a contractual right to receive money on demand or on fixed or determinable dates that is recognized as an asset in the creditor's statement of financial position. Examples include, but are not limited to, credit card receivables, notes receivable and receivables relating to lessor's rights to payments from leases other than operating leases that have been recorded as assets. Excludes trade accounts receivable with contractual maturity of one year or less and arose from the sale of goods or services. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.3) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 3 -Article 5 + Details
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- Definition The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585 + Details
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- Definition The cash inflow from sale of buildings. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3179-108585 + Details
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