SUBSEQUENT EVENTS (Details) (USD $) In Millions, except Per Share data, unless otherwise specified	6 Months Ended		6 Months Ended		6 Months Ended		1 Months Ended
	Oct. 31, 2014 Preferred Series A [Member]	Dec. 04, 2014 Preferred Series A [Member]	Oct. 31, 2014 Preferred Series B [Member]	Dec. 04, 2014 Preferred Series B [Member]	Oct. 31, 2014 Common Shares and Limited Partnership Units [Member]	Dec. 04, 2014 Common Shares and Limited Partnership Units [Member]	Dec. 01, 2014 Commercial Office [Member] Northgate I [Member]	Nov. 18, 2014 Subsequent Event [Member] Commercial Retail [Member] Fargo Express Community [Member]
Subsequent Event [Line Items]
Quarterly amount per share or unit (in dollars per share)		$ 0.5156		$ 0.4968		$ 0.1300
Record date	Dec. 15, 2014		Dec. 15, 2014		Jan. 02, 2015
Payment date	Dec. 31, 2014		Dec. 31, 2014		Jan. 16, 2015
Sales Price of Property Disposed							$ 7.2	$ 2.8