STOCKHOLDERS' EQUITY - NARRATIVE (Details) - USD ($)									1 Months Ended																								6 Months Ended	11 Months Ended	12 Months Ended						16 Months Ended	67 Months Ended
		Feb. 23, 2015	Jul. 22, 2014	Apr. 24, 2013	Mar. 11, 2013	Oct. 11, 2012	Sep. 11, 2012	Oct. 28, 2003	Oct. 31, 2015	Sep. 30, 2015	Aug. 31, 2015	Jul. 31, 2015	Jun. 30, 2015		May 31, 2015	Apr. 30, 2015	Mar. 31, 2015	Feb. 28, 2015	Jan. 31, 2015	Dec. 31, 2014	Nov. 30, 2014	Oct. 31, 2014	Sep. 30, 2014	Aug. 31, 2014	Jun. 30, 2014	May 31, 2014	Feb. 28, 2014	Jan. 31, 2014	Dec. 31, 2013	Nov. 30, 2013	Oct. 31, 2013	Mar. 31, 2013	Jan. 31, 2015	Dec. 31, 2015	Jun. 30, 2016		Jun. 30, 2015		Jun. 30, 2014	Jun. 30, 2004	Jun. 30, 2014	Jan. 01, 2009
Class of Stock [Line Items]
Proceeds from issuance of common stock																																			$ 21,120,000		$ 75,985,000		$ 41,576,000
Preferred stock, par or stated value (in dollars per share)	[1]												$ 0.01																						$ 0.01		$ 0.01
Cash dividends on preferred stock (in dollars per share)																																			$ 309,000		$ 309,000		309,000
Common Stock
Class of Stock [Line Items]
Convert preferred stock to common stock (in shares)				2,436,360			4,986,284
Preferred stock, initial conversion price for holders (in dollars per share)				$ 7.63			$ 4.04
Convertible Series A Preferred Stock
Class of Stock [Line Items]
Preferred Stock, dividend rate percent								6.00%
Preferred Stock, remaining number of shares to be redeemed								515
Preferred stock, par or stated value (in dollars per share)								$ 10,000					$ 10,000	[1]																					$ 10,000	[1]	$ 10,000	[1]		$ 10,000
Value of new issues of stock																																								$ 6,750,000
Stock issued during period, shares, new issues																																								675
Payments of stock issuance costs																																								$ 113,000
Options surrendered in exchange (in shares)																																										160
Cash dividends on preferred stock (in dollars per share)																																			$ 309,000		$ 309,000		$ 309,000
Preferred stock, shares issued (in shares)	[1]												515																						515		515
Series B Preferred Stock
Class of Stock [Line Items]
Options surrendered in exchange (in shares)							20,132
Convertible Series C Preferred Stock
Class of Stock [Line Items]
Options surrendered in exchange (in shares)				1,857
Convertible Series C Preferred Stock | Noncumulative Preferred Stock
Class of Stock [Line Items]
Proceeds from issuance of common stock						$ 18,544,000
Preferred Stock, dividend rate percent						6.00%
Preferred stock, par or stated value (in dollars per share)						$ 0.01
Preferred stock, shares issued (in shares)						1,857
Aggregate proceeds from issuance of stock						$ 18,570,000
Series C Preferred Stock
Class of Stock [Line Items]
Share price (in dollars per share)						$ 10,000
At-the-Market Equity Distribution Agreement | Common Stock
Class of Stock [Line Items]
Aggregate offering price		$ 50,000,000	$ 50,000		$ 50,000
Aggregate compensation payable to Distribution Agents as a percentage of gross sales price		2.50%	2.50%		2.50%
Maximum amount of expense reimbursable to Distribution Agents		$ 75,000	$ 75,000		$ 125,000
Proceeds from issuance of common stock									$ 5,181,000	$ 7,252,000	$ 1,279,000	$ 7,471,000	$ 6,057,000		$ 2,837,000	$ 5,971,000	$ 11,818,000	$ 884,000	$ 9,646,000	$ 5,130,000	$ 9,924,000	$ 3,423,000	$ 17,218,000	$ 3,409,000	$ 4,647,000	$ 9,409,000	$ 3,942,000	$ 7,054,000	$ 2,984,000	$ 10,431,000	$ 3,409,000	$ 6,874,000	$ 50,000,000	$ 50,000,000							$ 50,000,000
Maximum amount to reimbursable expenses of distribution agents, thereafter		$ 25,000

[1] Common stock amounts have been retroactively restated for all prior periods presented to reflect the four-for-one forward split of the Company’s common stock effected in the form of a stock dividend that was distributed on November 17, 2015.