COMMON STOCK (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended		23 Months Ended	76 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2018	Dec. 31, 2019
At The Market Offering Agreement [Member]
Class of Stock [Line Items]
Expiration date			Feb. 16, 2020
Number of shares sold					340,465
Proceeds from sale of shares					$ 2,311
Fees paid to Ascendiant					$ 72
Share Repurchase Program [Member] | Cumulative basis [Member]
Class of Stock [Line Items]
Shares repurchased during the year, number of shares						744,736
Shares repurchased during year, value						$ 7,300
Share Repurchase Program [Member] | 10b5-1 Plan [Member]
Class of Stock [Line Items]
Shares repurchased during the year, number of shares	106,897	109,366	156,685	217,454
Shares repurchased during year, value	$ 1,535	$ 1,445	$ 2,215	$ 2,560
Number of authorized shares to repurchase, shares	1,000,000		1,000,000			1,000,000