STOCKHOLDERS' EQUITY - Warrants (Details) $ in Thousands			6 Months Ended
	Sep. 09, 2019	Sep. 03, 2019 shares	Jun. 30, 2019 USD ($) shares	Jun. 30, 2018 USD ($)
Registration statement
Warrants issued (in shares)			3,614,493
Net proceeds from issuance of warrants | $			$ 40	$ 40
Registration Statement
Registration statement
Warrant right to purchase a share of common stock (in shares)			0.25
Premium of the exercise price of the warrant as a percent to net asset value of common stock			15.00%
Series A Preferred Unit
Registration statement
Net proceeds from issuance of warrants | $			$ 244
Subsequent Event | Forecast
Registration statement
Multiplier in exercise price of warrants effective upon reverse stock split	3
Warrant right to purchase a share of common stock, conversion ratio, effective upon reverse stock split		0.3333
Warrant right to purchase a share of common stock effective upon reverse stock split (in shares)		0.0833