ORGANIZATION AND DESCRIPTION OF BUSINESS (Liquidity and Capital Resources) (Details) - USD ($) shares in Thousands	1 Months Ended	3 Months Ended
	Feb. 28, 2017	Mar. 31, 2017	Mar. 31, 2016	Dec. 31, 2016
Class of Stock [Line Items]
Accumulated deficit		$ 51,053,000		$ 46,159,000
Existing cash balances and investments		13,000,000
Net proceeds from the sale of common stock from private placement offering	$ 7,500,000	7,471,000	$ 0
Cash used per quarter		4,400,000
Shelf registration statement, public offerings, maximum aggregate proceeds		35,000,000.0
Net proceeds from units issued in the period		7,471,000
Capital Units
Class of Stock [Line Items]
Net proceeds from units issued in the period		$ 11,500,000
New shares issued		2,715
Value of capital shares reserve for future issuance		$ 23,500,000