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INVESTMENTS IN AND ADVANCES TO UNCONSOLIDATED AFFILIATES - Core Portfolio (Details) - Jun. 30, 2015 - Core Portfolio - ft² ft² in Thousands | Total
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Crossroads |
Schedule of Equity Method Investments [Line Items] |
Equity ownership percentage | 49.00%
Square footage of real estate property (in square feet) | 311
Georgetown Portfolio |
Schedule of Equity Method Investments [Line Items] |
Equity ownership percentage | 50.00%
Square footage of real estate property (in square feet) | 28
Chicago Street Retail Portfolio |
Schedule of Equity Method Investments [Line Items] |
Equity ownership percentage | 88.43%
Square footage of real estate property (in square feet) | 87
Route 202 Shopping Center |
Schedule of Equity Method Investments [Line Items] |
Square footage of real estate property (in square feet) | 20
Percentage of interests acquired | 77.78%

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