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Investment in Unconsolidated Joint Ventures (Details) (USD $) | 3 Months Ended | 6 Months Ended | 12 Months Ended | 1 Months Ended
--- | --- | --- | --- | ---
Jun. 30, 2014 property | Jun. 30, 2013 | Jun. 30, 2014 item property | Jun. 30, 2013 | Dec. 31, 2013 item property | Apr. 30, 2013 Unconsolidated JV in Plano, Texas
Investment in Unconsolidated Joint Ventures |  |  |  |  |  |
Number of unconsolidated joint ventures |  |  | 5 |  | 5 |
Number of properties owned and operated by each unconsolidated joint venture | 1 |  | 1 |  | 1 |
Investment in unconsolidated joint ventures | $ 4,833,000 |  | $ 4,833,000 |  | $ 4,906,000 |
Gain on the sale of a tenant-in-common property |  | 2,807,000 |  | 2,807,000 |  |
Equity in earnings of unconsolidated joint ventures | 130,000 | 57,000 | 263,000 | 391,000 |  |
Investment in Unconsolidated Joint Ventures |  |  |  |  |  |
Ownership percentage in variable interest entity |  |  |  |  |  | 90.00%
Gain on sale of equity interest in the joint venture |  |  |  |  |  | $ 1,898,000

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- Definition The net realized gain (loss) on investments sold during the period, not including gains (losses) on securities separately or otherwise categorized as trading, available-for-sale, or held-to-maturity, which, for cash flow reporting, is a component of proceeds from investing activities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 + Details
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