STOCKHOLDERS' EQUITY (Preferred Stock Series A) (Details) $ / shares in Units, $ in Thousands		1 Months Ended	3 Months Ended
	Dec. 29, 2010 USD ($) $ / shares shares	Nov. 30, 2011 USD ($)	Mar. 31, 2017 Director shares	Mar. 31, 2016 USD ($)	Dec. 31, 2016 shares	Jan. 06, 2016 $ / shares
Class of Stock [Line Items]
Preferred stock, shares authorized (in shares) | shares			15,000,000		15,000,000
Proceeds from issuance of common stock and convertible notes | $	$ 6,000
Payments of stock issuance costs | $				$ 219
Minimum
Class of Stock [Line Items]
Number of directors | Director			2
Series A Preferred Stock
Class of Stock [Line Items]
Common stock warrant, exercise price (in dollars per share) | $ / shares	$ 2.32					$ 1.00
Convertible notes, number of securities called by note | shares	1,293,102
Payments of stock issuance costs | $	$ 200
Preferred stock | Series A Preferred Stock
Class of Stock [Line Items]
Preferred stock, shares authorized (in shares) | shares			3,879,307
Private placement, net (in shares) | shares	2,586,205
Common stock warrant, exercise price (in dollars per share) | $ / shares	$ 2.32
Preferred stock, dividend rate (percentage)			10.00%
Preferred Stock, compound dividend rate maximum (percentage)			50.00%
Common Stock
Class of Stock [Line Items]
Redemption value adjustment | $		$ 300