CAPITAL TRANSACTIONS (Details) - Redeemable Preferred Stock [Member] - Cumulative Redeemable Preferred Stock, Series E [Member] - USD ($)	3 Months Ended	6 Months Ended	12 Months Ended
	Jun. 30, 2016	Jun. 30, 2016	Dec. 31, 2015
Class of Stock [Line Items]
Additional shares issued (in shares)	40,000	48,000
Preferred stock, dividend rate	7.50%	7.50%	7.50%
Average cost per share (in dollars per share)	$ 24.08	$ 24.05
Proceeds from issuance of redeemable preferred stock	$ 961,000	$ 1,200,000