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SUBSEQUENT EVENTS (Details) (Subsequent Event [Member], USD $) | 3 Months Ended | 0 Months Ended
--- | --- | ---
Apr. 30, 2014 Isanti [Member] acre | Apr. 30, 2014 Fruitland [Member] acre sqft | Apr. 30, 2014 Maple Grove [Member] | Apr. 30, 2014 Edina [Member] | Mar. 04, 2014 Preferred Class A [Member] | Mar. 04, 2014 Preferred Class B [Member] | Mar. 04, 2014 Common Shares and Limited Partnership Units [Member]
Subsequent Event [Line Items] |  |  |  |  |  |  |
Quarterly amount per share or unit |  |  |  |  | $ 0.5156 | $ 0.4968 | $ 0.13
Record date |  |  |  |  | Mar. 17, 2014 | Mar. 17, 2014 | Mar. 17, 2014
Payment |  |  |  |  | Mar. 31, 2014 | Mar. 31, 2014 | Apr. 01, 2014
Closed Acquisitions [Abstract] |  |  |  |  |  |  |
Parcel of vacant land acquired (in acres) | 4.7 | 2.3 |  |  |  |  |
Cash paid for acquisition | $ 50,000 | $ 7,100,000 |  |  |  |  |
Square footage of the property acquired ( in sq-ft) |  | 39,000 |  |  |  |  |
Pending Dispositions [Abstract] |  |  |  |  |  |  |
Sale amount of pending disposition |  |  | $ 7,200,000 | $ 3,100,000 |  |  |

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